Hail Map for Thornton, CO

Hail and Wind Damage Spotted near Thornton, CO

Date / Time	Report Details
9/17/2024 3:06 PM MDT	The storms which prompted the warning have weakened below severe limits, and no longer pose an immediate threat to life or property. therefore, the warning will be allowed to expire. however, gusty winds are still possible with these thunderstorms. a severe thunderstorm watch remains in effect until 900 pm mdt for northeastern colorado.
9/17/2024 2:59 PM MDT	At 258 pm mdt, severe thunderstorms were located along a line extending from 3 miles southwest of fort lupton to 3 miles east of barr lake to aurora, or along a line extending from 26 miles south of greeley to 53 miles southwest of fort morgan to 14 miles east of denver, moving northeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, aurora, northeastern commerce city, brighton, denver international airport, d. i. A terminal and concourses, fort lupton, lochbuie, dacono, platteville, hudson, manila village, arapahoe park, watkins, barr lake, and todd creek.
9/17/2024 2:59 PM MDT	the severe thunderstorm warning has been cancelled and is no longer in effect
9/17/2024 2:36 PM MDT	Svrbou the national weather service in denver colorado has issued a * severe thunderstorm warning for, northeastern douglas county in northeastern colorado, southwestern weld county in northeastern colorado, western arapahoe county in northeastern colorado, denver county in northeastern colorado, western adams county in northeastern colorado, * until 315 pm mdt. * at 234 pm mdt, severe thunderstorms were located along a line extending from thornton to denver to 3 miles west of parker, or along a line extending from 40 miles south of greeley to 65 miles southwest of fort morgan to 45 miles north of colorado springs, moving northeast at 30 mph (radar indicated. at 215 pm mdt, an automated sensor reported a 60 mph wind gust was reported near chatfield state park). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
8/11/2024 6:27 PM MDT	The storms which prompted the warning have weakened below severe limits, and no longer pose an immediate threat to life or property. therefore, the warning will be allowed to expire. however, gusty winds are still possible with these thunderstorms.
8/11/2024 6:06 PM MDT	Svrbou the national weather service in denver colorado has issued a * severe thunderstorm warning for, northwestern arapahoe county in northeastern colorado, denver county in northeastern colorado, western adams county in northeastern colorado, * until 630 pm mdt. * at 606 pm mdt, severe and damaging winds were located along a line extending from 4 miles southwest of barr lake to 3 miles west of commerce city to 4 miles east of wheat ridge, or along a line extending from 35 miles south of greeley to 92 miles west of akron to 6 miles northwest of denver, moving southeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
7/20/2024 9:01 PM MDT	The storms which prompted the warning have weakened below severe limits, and no longer pose an immediate threat to life or property. therefore, the warning has been allowed to expire. however, small hail, gusty winds and heavy rain are still possible with these thunderstorms.
7/20/2024 8:47 PM MDT	the severe thunderstorm warning has been cancelled and is no longer in effect
7/20/2024 8:47 PM MDT	At 847 pm mdt, severe thunderstorms were located along a line extending from 3 miles north of lochbuie to denver, or along a line extending from 25 miles south of greeley to 65 miles north of colorado springs, moving south at 35 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. locations impacted include, denver, northwestern aurora, thornton, eastern arvada, southeastern westminster, commerce city, northglenn, brighton, federal heights, denver international airport, d. i. A terminal and concourses, barr lake, and todd creek.
7/20/2024 8:32 PM MDT	Svrbou the national weather service in denver colorado has issued a * severe thunderstorm warning for, southwestern weld county in northeastern colorado, broomfield county in northeastern colorado, denver county in northeastern colorado, northeastern jefferson county in central colorado, western adams county in northeastern colorado, southeastern boulder county in northeastern colorado, * until 900 pm mdt. * at 832 pm mdt, severe thunderstorms were located along a line extending from 4 miles southeast of platteville to westminster, or along a line extending from 17 miles south of greeley to 13 miles northwest of denver, moving south at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Expect damage to roofs, siding, and trees. Hail damage to vehicles is expected.
7/19/2024 1:45 PM MDT	the severe thunderstorm warning has been cancelled and is no longer in effect
7/19/2024 1:32 PM MDT	At 132 pm mdt, a severe thunderstorm was located near dacono, or 22 miles north of denver, moving southeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Expect damage to roofs, siding, and trees. hail damage to vehicles is expected. Locations impacted include, northeastern thornton, brighton, fort lupton, dacono, and todd creek.
7/19/2024 1:21 PM MDT	Svrbou the national weather service in denver colorado has issued a * severe thunderstorm warning for, southwestern weld county in northeastern colorado, northwestern adams county in northeastern colorado, * until 200 pm mdt. * at 121 pm mdt, a severe thunderstorm was located near frederick, or 24 miles southwest of greeley, moving southeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Expect damage to roofs, siding, and trees. Hail damage to vehicles is expected.
6/29/2024 6:45 PM MDT	The storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire.
6/29/2024 6:34 PM MDT	At 633 pm mdt, a severe thunderstorm was located near federal heights, or 6 miles north of denver, moving northeast at 25 mph (trained weather spotters). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, northwestern denver, southern thornton, southern westminster, southwestern commerce city, northglenn, southeastern wheat ridge, and federal heights.
6/29/2024 6:34 PM MDT	the severe thunderstorm warning has been cancelled and is no longer in effect
6/29/2024 6:18 PM MDT	Svrbou the national weather service in denver colorado has issued a * severe thunderstorm warning for, west central denver county in northeastern colorado, northeastern jefferson county in central colorado, southwestern adams county in northeastern colorado, * until 645 pm mdt. * at 618 pm mdt, a severe thunderstorm was located over wheat ridge, or 8 miles northwest of denver, moving northeast at 30 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
5/30/2024 10:50 PM MDT	At 1050 pm mdt, a severe thunderstorm was located over northern denver, moving east at 15 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, denver, northwestern aurora, southern thornton, northeastern centennial, southern commerce city, southwestern denver international airport, and buckley sfb.
5/30/2024 10:35 PM MDT	Svrbou the national weather service in denver colorado has issued a * severe thunderstorm warning for, northwestern arapahoe county in northeastern colorado, denver county in northeastern colorado, southwestern adams county in northeastern colorado, * until 1115 pm mdt. * at 1035 pm mdt, a severe thunderstorm was located over northwestern denver, moving east at 15 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles.
5/30/2024 10:04 PM MDT	At 1004 pm mdt, a severe thunderstorm was located over commerce city, or 10 miles northeast of denver, moving east at 15 mph (radar indicated). Hazards include tennis ball size hail and 60 mph wind gusts. Expect damage to roofs, siding, and trees. people and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. locations impacted include, northeastern denver, northwestern aurora, thornton, commerce city, eastern northglenn, brighton, denver international airport, d. i. A terminal and concourses, buckley sfb, barr lake, and todd creek.
5/30/2024 9:43 PM MDT	Svrbou the national weather service in denver colorado has issued a * severe thunderstorm warning for, northwestern arapahoe county in northeastern colorado, northeastern denver county in northeastern colorado, western adams county in northeastern colorado, * until 1030 pm mdt. * at 942 pm mdt, a severe thunderstorm was located over southern thornton, or 11 miles north of denver, moving southeast at 15 mph (radar indicated). Hazards include two inch hail and 60 mph wind gusts. Expect damage to roofs, siding, and trees. people and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. this severe thunderstorm will be near, southeastern thornton, commerce city, and brighton around 950 pm mdt. northeastern denver around 955 pm mdt. Other locations in the path of this severe thunderstorm include southwestern denver international airport.
5/30/2024 9:40 PM MDT	Quarter sized hail reported 1.8 miles SSE of Thornton, CO, minor damage to siding... roofs... trees.
5/30/2024 9:39 PM MDT	Ping Pong Ball sized hail reported 1.3 miles E of Thornton, CO, report from mping: ping pong ball (1.50 in.).
5/30/2024 9:34 PM MDT	At 934 pm mdt, a severe thunderstorm was located near broomfield, or 17 miles north of denver, moving southeast at 15 mph (trained weather spotters). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, thornton, northeastern westminster, broomfield, western commerce city, northglenn, brighton, lafayette, louisville, erie, federal heights, frederick, fort lupton, lochbuie, dacono, barr lake, and todd creek.
5/30/2024 9:33 PM MDT	The storm which prompted the warning has moved out of the boulder area. therefore, the warning has been allowed to expire. a new severe thunderstorm warning is in effect for broomfield, far southeastern boulder county, far southwest weld county and northwestern adams county until 1015 pm.
5/30/2024 9:25 PM MDT	Svrbou the national weather service in denver colorado has issued a * severe thunderstorm warning for, southwestern weld county in northeastern colorado, broomfield county in northeastern colorado, northwestern adams county in northeastern colorado, southeastern boulder county in northeastern colorado, * until 1015 pm mdt. * at 925 pm mdt, a severe thunderstorm was located over erie, or 21 miles north of denver, moving southeast at 15 mph (trained weather spotters). Hazards include quarter size hail. damage to vehicles is expected
5/30/2024 9:16 PM MDT	At 916 pm mdt, a severe thunderstorm was located over lafayette, or 20 miles north of denver, moving southeast at 25 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, broomfield, lafayette, louisville, erie, and superior.
5/30/2024 9:12 PM MDT	Svrbou the national weather service in denver colorado has issued a * severe thunderstorm warning for, southwestern weld county in northeastern colorado, * until 1000 pm mdt. * at 912 pm mdt, a severe thunderstorm was located over dacono, or 25 miles north of denver, moving southeast at 10 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. This severe thunderstorm will be near, erie, frederick, and dacono around 920 pm mdt.
5/30/2024 8:47 PM MDT	Svrbou the national weather service in denver colorado has issued a * severe thunderstorm warning for, broomfield county in northeastern colorado, southeastern boulder county in northeastern colorado, * until 930 pm mdt. * at 846 pm mdt, a severe thunderstorm was located over southwestern boulder, or 28 miles northwest of denver, moving southeast at 20 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. this severe thunderstorm will be near, boulder and niwot around 850 pm mdt. lafayette and louisville around 855 pm mdt. erie around 900 pm mdt. northwestern broomfield around 905 pm mdt. Other locations in the path of this severe thunderstorm include superior.
8/6/2023 3:51 PM MDT	At 349 pm mdt, a severe thunderstorm was located over commerce city, or 9 miles northeast of denver, moving east at 40 mph (trained weather spotters). Hazards include nickel to quarter size hail. Damage to vehicles is expected. this severe storm will be near, barr lake around 355 pm mdt. other locations in the path of this severe thunderstorm include denver international airport and d. i. a terminal and concourses. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
8/6/2023 3:38 PM MDT	At 338 pm mdt, a severe thunderstorm was located over southwestern thornton, or 9 miles north of denver, moving east at 40 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. this severe thunderstorm will be near, brighton around 350 pm mdt. commerce city and barr lake around 355 pm mdt. other locations in the path of this severe thunderstorm include denver international airport and d. i. a terminal and concourses. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
8/3/2023 4:09 PM MDT	The severe thunderstorm warning for northwestern adams county will expire at 415 pm mdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however small hail is still possible with this thunderstorm. a severe thunderstorm watch remains in effect until 900 pm mdt for northeastern colorado. to report severe weather, contact your nearest law enforcement agency. they will relay your report to the national weather service denver colorado.
8/3/2023 3:36 PM MDT	At 336 pm mdt, a severe thunderstorm was located over northeastern thornton, or 15 miles north of denver, moving east at 5 mph (public). Hazards include quarter size hail. damage to vehicles is expected
8/2/2023 8:42 PM MDT	At 841 pm mdt, severe thunderstorms were located along a line extending from westminster to aurora to near elizabeth, or along a line extending from 9 miles northwest of denver to 68 miles southwest of fort morgan to 34 miles north of colorado springs, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts, brief heavy rain and small hail. Expect damage to roofs, siding, and trees. locations impacted include, aurora, federal heights, buckley sfb, arapahoe park, southeastern westminster, northglenn, thornton, brighton, commerce city, todd creek and southwestern denver international airport. hail threat, radar indicated max hail size, <. 75 in wind threat, observed max wind gust, 60 mph.
8/2/2023 8:18 PM MDT	At 817 pm mdt, severe thunderstorms were located along a line extending from near red rocks park to near louviers to near greenland, or along a line extending from 14 miles west of denver to 82 miles southwest of fort morgan to 24 miles north of colorado springs, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, highlands ranch and castle pines around 825 pm mdt. littleton, wheat ridge and lone tree around 830 pm mdt. southeastern arvada, centennial, parker and greenwood village around 835 pm mdt. other locations in the path of these severe thunderstorms include aurora, franktown, federal heights, elizabeth, the pinery, northglenn, buckley sfb, ponderosa park, arapahoe park, southeastern westminster, thornton, commerce city, brighton and todd creek. hail threat, radar indicated max hail size, 0. 75 in wind threat, radar indicated max wind gust, 60 mph.
6/29/2023 4:14 PM MDT	At 413 pm mdt, a severe thunderstorm was located over southwestern commerce city, or 7 miles north of denver, moving northeast at 15 mph (trained weather spotters. at 4:07 pm, a spottyer reported 1.75 inch hail near wheat ridge). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. locations impacted include, northern denver, northwestern aurora, thornton, eastern westminster, northeastern broomfield, commerce city, northglenn, brighton, federal heights, denver international airport, d. i. a terminal and concourses and todd creek. thunderstorm damage threat, considerable hail threat, observed max hail size, 1. 75 in wind threat, radar indicated max wind gust, <50 mph.
6/29/2023 3:52 PM MDT	At 351 pm mdt, a severe thunderstorm was located over northwestern denver, moving northeast at 10 mph (radar indicated). Hazards include half dollar size hail. damage to vehicles is expected
6/21/2023 8:54 PM MDT	At 853 pm mdt, a severe thunderstorm was located over northwestern denver, moving east at 10 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. locations impacted include, denver, western aurora, eastern lakewood, southern thornton, southeastern arvada, southern westminster, southwestern commerce city, englewood, wheat ridge, federal heights and sheridan. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, <50 mph.
6/21/2023 8:43 PM MDT	At 843 pm mdt, a severe thunderstorm was located over northwestern denver, moving east at 10 mph (radar indicated). Hazards include half dollar size hail. damage to vehicles is expected
6/21/2023 7:18 PM MDT	At 718 pm mdt, a severe thunderstorm was located over todd creek, or 17 miles north of denver, moving northeast at 15 mph (radar indicated). Hazards include half dollar size hail. Damage to vehicles is expected. this severe thunderstorm will be near, brighton around 725 pm mdt. barr lake around 730 pm mdt. other locations in the path of this severe thunderstorm include fort lupton and lochbuie. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, <50 mph.
6/21/2023 6:54 PM MDT	At 654 pm mdt, a severe thunderstorm was located over southeastern thornton, or 11 miles north of denver, moving northeast at 10 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles.
6/8/2023 9:03 PM MDT	At 903 pm mdt, a severe thunderstorm was located 4 miles south of commerce city, or 7 miles northeast of denver, moving north at 25 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Expect damage to roofs, siding, and trees. hail damage to vehicles is expected. Hail may accumulate on roadways causing hazardous travel.
5/31/2023 3:37 PM MDT	At 337 pm mdt, a severe thunderstorm was located over dacono, or 23 miles north of denver, moving north at 30 mph (trained weather spotters). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. locations impacted include, brighton, erie, frederick, fort lupton and dacono. hail threat, observed max hail size, 1. 50 in wind threat, radar indicated max wind gust, <50 mph.
5/31/2023 3:29 PM MDT	Quarter sized hail reported 1.3 miles E of Thornton, CO, report from mping: quarter (1.00 in.).
5/31/2023 3:16 PM MDT	At 315 pm mdt, a severe thunderstorm was located over northeastern westminster, or 14 miles north of denver, moving north at 30 mph (trained weather spotters reported quarter size hail in northglenn). Hazards include quarter size hail. Damage to vehicles is expected. locations impacted include, thornton, eastern arvada, westminster, broomfield, northwestern commerce city, northglenn, brighton, lafayette, louisville, erie, superior, federal heights, frederick, fort lupton, dacono, todd creek and niwot. hail threat, observed max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
5/31/2023 3:03 PM MDT	At 303 pm mdt, a severe thunderstorm was located over southeastern westminster, or 7 miles northwest of denver, moving north at 30 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
5/26/2023 2:38 PM MDT	At 238 pm mdt, a severe thunderstorm was located over southwestern westminster, or 12 miles northwest of denver, moving northeast at 15 mph (radar indicated). Hazards include half dollar size hail. Damage to vehicles is expected. locations impacted include, southwestern broomfield, federal heights, northglenn, thornton and westminster. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, <50 mph.
5/26/2023 2:25 PM MDT	At 225 pm mdt, a severe thunderstorm was located near todd creek, or 21 miles north of denver, moving north at 15 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. this severe thunderstorm will be near, dacono around 240 pm mdt. fort lupton around 245 pm mdt. other locations in the path of this severe thunderstorm include firestone and frederick. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
5/26/2023 2:21 PM MDT	At 221 pm mdt, a severe thunderstorm was located near arvada, or 12 miles northwest of denver, moving northeast at 15 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. this severe thunderstorm will be near, arvada around 230 pm mdt. other locations in the path of this severe thunderstorm include southwestern broomfield, westminster, northglenn and federal heights. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
5/9/2023 11:54 PM MDT	The severe thunderstorm warning for southwestern weld, broomfield, northwestern adams and southeastern boulder counties will expire at midnight mdt, the storm which prompted the warning has moved out of the area. therefore, the warning will be allowed to expire. however small hail is still possible with this thunderstorm. remember, a severe thunderstorm warning still remains in effect for broomfield and southern weld counties.
5/9/2023 11:52 PM MDT	At 1150 pm mdt, severe thunderstorms were located along a line extending from near windsor to near todd creek, or along a line extending from 9 miles west of greeley to 19 miles north of denver, moving east at 25 mph (trained weather spotters). Hazards include 60 mph wind gusts and half dollar size hail. Expect damage to roofs, siding, and trees. hail damage to vehicles is expected. hail may accumulate on roadways causing hazardous travel. severe thunderstorms will be near, windsor and milliken around 1155 pm mdt. brighton around 1200 am mdt. greeley and severance around 1210 am mdt. other locations in the path of these severe thunderstorms include evans, fort lupton, lochbuie, eaton, lucerne, hudson, galeton, gill, keenesburg, barnesville and prospect valley. hail threat, observed max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
5/9/2023 11:04 PM MDT	At 1104 pm mdt, a severe thunderstorm was located near frederick, or 25 miles southwest of greeley, moving northeast at 35 mph (trained weather spotters). Hazards include 60 mph wind gusts and half dollar size hail. Expect damage to roofs, siding, and trees. hail damage to vehicles is expected. this severe storm will be near, firestone around 1110 pm mdt. other locations in the path of this severe thunderstorm include platteville. hail threat, observed max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
5/9/2023 10:57 PM MDT	At 1056 pm mdt, a severe thunderstorm was located over erie, or 23 miles north of denver, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Expect damage to roofs, siding, and trees. hail damage to vehicles is expected. this severe thunderstorm will be near, firestone, frederick and dacono around 1110 pm mdt. other locations in the path of this severe thunderstorm include platteville. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
5/9/2023 7:43 PM MDT	The severe thunderstorm warning for southwestern weld, northeastern denver and western adams counties will expire at 745 pm mdt, the storm which prompted the warning has moved out of the area. therefore, the warning will be allowed to expire. however hail up to nickel size and gusty winds to 40 mph are still possible with this thunderstorm.
5/9/2023 7:00 PM MDT	At 659 pm mdt, a severe thunderstorm was located near barr lake, or 20 miles northeast of denver, moving northeast at 15 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Expect damage to roofs, siding, and trees. Hail damage to vehicles is expected.
5/9/2023 6:11 PM MDT	At 611 pm mdt, a severe thunderstorm was located near todd creek, or 16 miles north of denver, moving north at 15 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Expect damage to roofs, siding, and trees. hail damage to vehicles is expected. this severe thunderstorm will be near, brighton and barr lake around 615 pm mdt. todd creek around 625 pm mdt. other locations in the path of this severe thunderstorm include dacono, firestone, fort lupton and frederick. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, 60 mph.
10/1/2022 4:08 PM MDT	At 407 pm mdt, a severe thunderstorm was located near dacono, or 23 miles north of denver, moving east at 30 mph (public). Hazards include quarter size hail. Damage to vehicles is expected. locations impacted include, brighton, erie, firestone, frederick, fort lupton, lochbuie and dacono. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
10/1/2022 3:54 PM MDT	At 354 pm mdt, a severe thunderstorm was located near erie, or 23 miles north of denver, moving east at 25 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe thunderstorm will be near, firestone, frederick and dacono around 405 pm mdt. other locations in the path of this severe thunderstorm include fort lupton and lochbuie. hail threat, radar indicated max hail size, 1. 50 in wind threat, radar indicated max wind gust, <50 mph.
8/19/2021 3:22 PM MDT	The tornado warning for southwestern weld and northwestern adams counties will expire at 330 pm mdt, the storm which prompted the warning has weakened below severe limits, and no longer appears capable of producing a tornado. therefore, the warning will be allowed to expire. however small hail and heavy rain are still possible with this thunderstorm. a severe thunderstorm watch remains in effect until 800 pm mdt for northeastern colorado.
8/19/2021 3:10 PM MDT	The tornado warning for southeastern broomfield and west central adams counties will expire at 315 pm mdt, the storm which prompted the warning has moved out of the area. therefore, the warning will be allowed to expire. a severe thunderstorm watch remains in effect until 800 pm mdt for northeastern colorado.
8/19/2021 3:06 PM MDT	Quarter sized hail reported 1 miles SSE of Thornton, CO, report from mping: quarter (1.00 in.).
8/19/2021 3:05 PM MDT	At 304 pm mdt, a severe thunderstorm capable of producing a tornado was located over todd creek, or 16 miles north of denver, moving east at 20 mph (radar indicated rotation). Hazards include tornado and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this dangerous storm will be near, brighton around 315 pm mdt. barr lake around 320 pm mdt. Other locations in the path of this tornadic thunderstorm include fort lupton.
8/19/2021 2:54 PM MDT	At 253 pm mdt, a severe thunderstorm capable of producing a tornado was located over eastern westminster, or 12 miles north of denver, moving northeast at 15 mph (radar indicated rotation). Hazards include tornado and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. Locations impacted include, northglenn and thornton.
8/19/2021 2:39 PM MDT	At 239 pm mdt, a severe thunderstorm capable of producing a tornado was located over southwestern westminster, or 12 miles northwest of denver, moving northeast at 15 mph (radar indicated rotation). Hazards include tornado. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this dangerous storm will be near, broomfield around 245 pm mdt. federal heights around 255 pm mdt. Other locations in the path of this tornadic thunderstorm include westminster, northglenn and thornton.
7/2/2021 6:59 PM MDT	At 658 pm mdt, a severe thunderstorm was located 2 miles west of brighton brighton, or 18 miles north of denver, moving west at 5 mph. trained weather spotters reported reported golfball hail in brighton in the last 5 minutes (trained weather spotters). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, thornton, northeastern westminster, commerce city, northglenn, brighton, northern denver international airport, lochbuie, hudson, barr lake and todd creek.
7/2/2021 6:55 PM MDT	At 655 pm mdt, a severe thunderstorm was located 2 miles southwest of brighton, or 18 miles northeast of denver, moving east at 5 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, thornton, northeastern westminster, commerce city, northglenn, brighton, northern denver international airport, lochbuie, hudson, barr lake and todd creek.
7/2/2021 6:42 PM MDT	At 642 pm mdt, a severe thunderstorm was located near brighton, or 20 miles northeast of denver, moving northeast at 5 mph. additional strong to severe storms are expected to develop towards the southwest along i-76 (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
5/2/2021 12:21 PM MDT	The severe thunderstorm warning for western arapahoe, northeastern denver and western adams counties will expire at 1230 pm mdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however gusty winds to 50 mph are still possible. a severe thunderstorm watch remains in effect until 700 pm mdt for northeastern colorado.
5/2/2021 11:40 AM MDT	At 1140 am mdt, a severe thunderstorm was located 4 miles southwest of barr lake, or 14 miles north of denver, moving east at 25 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. expect damage to roofs, siding, and trees
8/4/2020 6:40 PM MDT	At 640 pm mdt, a severe thunderstorm was located over brighton, or 19 miles north of denver, moving southeast at 25 mph (trained weather spotters). Hazards include half dollar size hail. damage to vehicles is expected
8/4/2020 6:36 PM MDT	At 636 pm mdt, a severe thunderstorm was located near todd creek, or 20 miles north of denver, moving southeast at 25 mph (trained weather spotters). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, thornton, northeastern westminster, northeastern broomfield, northern commerce city, brighton, erie, frederick, fort lupton, dacono, barr lake and todd creek.
8/4/2020 6:21 PM MDT	At 621 pm mdt, a severe thunderstorm was located near dacono, or 24 miles south of greeley, moving southeast at 20 mph (radar indicated). Hazards include two inch hail and 60 mph wind gusts. Expect damage to roofs, siding, and trees. people and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Locations impacted include, thornton, northeastern westminster, northeastern broomfield, northern commerce city, brighton, erie, firestone, frederick, fort lupton, dacono, barr lake and todd creek.
8/4/2020 5:57 PM MDT	At 557 pm mdt, a severe thunderstorm was located near frederick, or 22 miles southwest of greeley, moving southeast at 20 mph (radar indicated). Hazards include half dollar size hail. damage to vehicles is expected
7/31/2020 8:49 PM MDT	The national weather service in denver colorado has issued a * severe thunderstorm warning for. southwestern weld county in northeastern colorado. east central boulder county in northeastern colorado. until 915 pm mdt. At 849 pm mdt, a severe thunderstorm was located 4 miles northwest.
7/31/2020 5:34 PM MDT	At 534 pm mdt, a severe thunderstorm was located over niwot, or 29 miles northwest of denver, moving southeast at 30 mph (trained weather spotters). Hazards include quarter size hail. damage to vehicles is expected
7/9/2020 9:13 PM MDT	The severe thunderstorm warning for northwestern adams county will expire at 915 pm mdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however small hail and gusty winds are still possible with this thunderstorm.
7/9/2020 8:48 PM MDT	At 847 pm mdt, a severe thunderstorm was located near brighton, or 21 miles northeast of denver, moving northeast at 15 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Expect damage to roofs, siding, and trees. hail damage to vehicles is expected. Locations impacted include, northeastern thornton, northeastern commerce city, brighton, northern denver international airport, barr lake and todd creek.
7/9/2020 8:26 PM MDT	At 825 pm mdt, a severe thunderstorm was located near todd creek, or 16 miles north of denver, moving east at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Expect damage to roofs, siding, and trees. Hail damage to vehicles is expected.
7/9/2020 8:26 PM MDT	At 826 pm mdt, a severe thunderstorm was located over todd creek, or 17 miles north of denver, moving northeast at 15 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Expect damage to roofs, siding, and trees. Hail damage to vehicles is expected.
6/26/2020 4:53 PM MDT	The severe thunderstorm warning for broomfield, northeastern jefferson, west central adams and southeastern boulder counties will expire at 500 pm mdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however heavy rain is still possible with this thunderstorm. a severe thunderstorm watch remains in effect until 900 pm mdt for central and northeastern colorado.
6/26/2020 4:35 PM MDT	At 435 pm mdt, a severe thunderstorm was located over northwestern westminster, or 15 miles northwest of denver, moving southeast at 15 mph (radar indicated). Hazards include half dollar size hail. damage to vehicles is expected
6/24/2020 7:15 PM MDT	At 711 pm mdt, a severe thunderstorm was located over northwestern aurora, or 9 miles east of denver, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. Locations impacted include, denver, western aurora, thornton, southeastern arvada, eastern westminster, centennial, commerce city, northeastern littleton, northglenn, brighton, englewood, southeastern wheat ridge, greenwood village, federal heights, southwestern denver international airport, sheridan, buckley afb, barr lake and todd creek.
6/24/2020 6:58 PM MDT	At 657 pm mdt, strong and damaging outflow from a thunderstorm was located over northeastern denver, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
6/6/2020 3:57 PM MDT	Green houses and gazebo overturne in adams county CO, 1.6 miles S of Thornton, CO
6/6/2020 3:56 PM MDT	At 355 pm mdt, severe thunderstorms were located along a line extending from 6 miles south of carr to 3 miles east of dacono to aurora to 5 miles east of greenland, or along a line extending from 21 miles northeast of fort collins to 24 miles south of greeley to 10 miles east of denver to 22 miles north of colorado springs, moving northeast at 60 mph. these are very dangerous storms (radar indicated). Hazards include 80 mph wind gusts. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. Extensive tree damage and power outages are likely.
6/6/2020 3:55 PM MDT	3-inch tree limbs broken; power poles broke in adams county CO, 1 miles SSE of Thornton, CO
6/6/2020 3:46 PM MDT	At 342 pm mdt, severe thunderstorms were located along a line extending from 3 miles north of drake to near aspen springs to 7 miles west of elevenmile canyon reservoir, or along a line extending from 15 miles west of fort collins to 28 miles west of denver to 39 miles north of hayden pass burn scar, the storms are moving northeast at 60 mph. these are very dangerous storms (an automated weather station in lakewood recorded a peak wind gust to 70 mph at bear creek golf club in southwest lakewood). Hazards include 75 mph wind gusts. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. Locations impacted include, denver, fort collins, greeley, aurora, lakewood, thornton, arvada, westminster, centennial, boulder, longmont, loveland, broomfield, highlands ranch, castle rock, commerce city, parker, littleton, northglenn and brighton.
6/6/2020 3:03 PM MDT	At 303 pm mdt, severe thunderstorms were located along a line extending from 3 miles north of drake to near aspen springs to 8 miles west of elevenmile canyon reservoir, or along a line extending from 15 miles west of fort collins to 28 miles west of denver to 39 miles north of hayden pass burn scar, moving northeast at 65 mph. these are very dangerous storms (radar indicated). Hazards include 80 mph wind gusts. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. Extensive tree damage and power outages are likely.
6/4/2020 2:08 PM MDT	At 206 pm mdt, the leading edge of strong winds from a severe thunderstorm were located along a line extending from 6 miles southwest of prospect valley to 6 miles north of manila village to 3 miles southwest of watkins, or along a line extending from 32 miles southeast of greeley to 58 miles northwest of limon to 16 miles east of denver, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, northeastern denver, northern aurora, thornton, southeastern westminster, commerce city, northglenn, brighton, federal heights, denver international airport, d. i. A terminal and concourses, frederick, fort lupton, lochbuie, dacono, hudson, bennett, manila village, strasburg, watkins and byers.
6/4/2020 1:43 PM MDT	At 141 pm mdt, strong winds from a severe thunderstorm were located along a line extending from 3 miles southeast of fort lupton to 4 miles south of barr lake to denver, or along a line extending from 26 miles south of greeley to 71 miles northwest of limon to 61 miles north of colorado springs, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
8/13/2019 11:09 PM MDT	The national weather service in denver colorado has issued a * severe thunderstorm warning for. southwestern weld county in northeastern colorado. northwestern adams county in northeastern colorado. until 1145 pm mdt. At 1109 pm mdt, a severe thunderstorm was located near todd creek,.
7/8/2019 7:21 PM MDT	At 720 pm mdt, a severe thunderstorm was located near dacono, or 21 miles north of denver, moving northeast at 15 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
7/5/2019 7:26 PM MDT	At 725 pm mdt, a severe thunderstorm was located over southwestern westminster, or 11 miles northwest of denver, moving northeast at 15 mph (trained weather spotters). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, southwestern thornton, westminster, broomfield, northglenn, lafayette, louisville, erie and federal heights.
7/5/2019 7:20 PM MDT	At 719 pm mdt, a severe thunderstorm was located near federal heights, or 5 miles north of denver, moving east at 20 mph (trained weather spotters). Hazards include ping pong ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles.
7/5/2019 7:01 PM MDT	At 700 pm mdt, a severe thunderstorm was located over southwestern arvada, or 12 miles west of denver, moving northeast at 20 mph (radar indicated). Hazards include half dollar size hail. damage to vehicles is expected
7/4/2019 6:56 PM MDT	At 656 pm mdt, a severe thunderstorm was located over northeastern westminster and central broomfield, or 11 miles north of denver, moving northeast at 25 mph (radar indicated). Hazards include half dollar size hail. damage to vehicles is expected
7/4/2019 6:27 PM MDT	At 626 pm mdt, a severe thunderstorm was located over northwestern denver, moving northeast at 30 mph (trained weather spotters reported half dollar sized hail near 6th and sheridan). Hazards include half dollar size hail. Damage to vehicles is expected. Locations impacted include, northern denver, southwestern thornton, southern westminster, southwestern commerce city, northeastern englewood and federal heights.
7/4/2019 6:12 PM MDT	At 612 pm mdt, a severe thunderstorm was located over western denver, moving north at 25 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
6/16/2019 9:02 PM MDT	At 901 pm mdt, a severe thunderstorm was located near platteville, or 14 miles southwest of greeley, moving south at 15 mph (trained weather spotters reported ping pong ball size hail on the northwest side of platteville). Hazards include ping pong ball size hail and 60 mph wind gusts. Expect damage to roofs, siding, and trees. people and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Locations impacted include, firestone, frederick, fort lupton, milliken, berthoud, dacono, mead, platteville, hudson and gilcrest.
6/16/2019 8:50 PM MDT	At 849 pm mdt, a severe thunderstorm was located near milliken, or 12 miles southwest of greeley, moving south at 15 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Expect damage to roofs, siding, and trees. Hail damage to vehicles is expected.
6/8/2019 4:49 PM MDT	At 448 pm mdt, a severe thunderstorm was located near todd creek, or 14 miles north of denver, moving east at 30 mph (trained weather spotters). Hazards include 1.00 inch hail. Expect damage to roofs, siding, and trees. hail damage to vehicles is expected. Locations impacted include, thornton, northeastern westminster, northern northglenn, brighton, erie, firestone, frederick, fort lupton, lochbuie, dacono, barr lake and todd creek.
6/8/2019 4:35 PM MDT	At 434 pm mdt, a severe thunderstorm was located 4 miles north of erie, or 24 miles north of denver, moving east at 35 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. Expect damage to roofs, siding, and trees. people and animals outdoors will be injured. Expect hail damage to roofs, siding, windows, and vehicles.
6/8/2019 3:59 PM MDT	At 357 pm mdt, a severe thunderstorm was located over northeastern broomfield, or 16 miles north of denver, moving east at 15 mph (trained weather spotters). Hazards include quarter size hail. winds to 60 mph are possible. Damage to vehicles is expected. one inch hail was reported with this storm in louisville at 3:58 pm mdt. Locations impacted include, northern thornton, northeastern westminster, northeastern broomfield, lafayette, louisville, erie and todd creek.
6/8/2019 3:39 PM MDT	At 339 pm mdt, a severe thunderstorm was located over lafayette, or 18 miles northwest of denver, moving east at 15 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Expect damage to roofs, siding, and trees. Hail damage to vehicles is expected.
5/28/2019 1:44 AM MDT	At 144 am mdt, a severe thunderstorm was located 6 miles west of d.i.a terminal and concourses, or 12 miles northeast of denver, moving northeast at 30 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles.
5/6/2019 6:47 PM MDT	At 646 pm mdt, a severe thunderstorm was located over northwestern thornton, or 15 miles north of denver, moving northeast at 20 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
5/6/2019 6:45 PM MDT	At 645 pm mdt, a severe thunderstorm was located over northwestern thornton, or 14 miles north of denver, moving northeast at 20 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
11/2/2018 10:53 PM MDT	At 1050 pm mdt, a strong storm was located near federal heights, or 7 miles north of denver, moving southeast at 35 mph. denver international airport reported a wind gust of 58 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. Locations impacted include, denver, aurora, thornton, arvada, westminster, northeastern centennial, boulder, broomfield, commerce city, northglenn, brighton, wheat ridge, lafayette, louisville, erie, superior, federal heights, denver international airport, rocky flats and eldorado springs.
11/2/2018 10:35 PM MDT	At 1034 pm mdt, a strong strom was located over southwestern broomfield, or 16 miles northwest of denver, moving southeast at 35 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings.
8/18/2018 10:10 PM MDT	At 1009 pm mdt, a severe thunderstorm was located near erie, or 24 miles north of denver, moving southeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Expect damage to roofs, siding, and trees. Hail damage to vehicles is expected.
8/14/2018 6:13 PM MDT	At 612 pm mdt, a severe thunderstorm was located over barr lake, or 18 miles northeast of denver, moving southeast at 25 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. Hail may accumulate on roadways causing hazardous travel.
8/14/2018 5:47 PM MDT	At 546 pm mdt, a severe thunderstorm was located over dacono, or 24 miles north of denver, moving southeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Expect damage to roofs, siding, and trees. Hail damage to vehicles is expected.
8/3/2018 9:26 PM MDT	The severe thunderstorm warning for north central douglas, broomfield, southwestern arapahoe, southeastern gilpin, southwestern denver, jefferson, west central adams and southeastern boulder counties will expire at 930 pm mdt, the winds which prompted the warning have weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however gusty winds to 50 mph are still possible with in and near the foothills.
8/3/2018 9:15 PM MDT	At 912 pm mdt, doppler radar and reports indicate strong winds to 65 mph in and near the foothiills associated with dissipating thunderstorms over the foothills northwest of denver. wind gusts of 60 to 65 mph will remain possible with this activity over western parts of the denver metro area (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. Locations impacted include, western denver, lakewood, southwestern thornton, arvada, westminster, southwestern centennial, boulder, broomfield, highlands ranch, northwestern castle rock, littleton, southwestern northglenn, englewood, wheat ridge, lafayette, golden, louisville, erie, greenwood village and evergreen.
8/3/2018 8:39 PM MDT	At 839 pm mdt, doppler radar showed thunderstorms dissipating over the foothills northwest of denver. wind gusts of 60 to 65 mph will be possible with this activity as it pushes through the denver metro area (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
7/25/2018 7:08 PM MDT	At 707 pm mdt, a severe thunderstorm was located over northern commerce city, or 12 miles northeast of denver, moving southeast at 30 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. Expect damage to roofs, siding, and trees. people and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Locations impacted include, northern denver, thornton, northeastern westminster, northeastern broomfield, commerce city, northglenn, brighton, lafayette, erie, firestone, northwestern denver international airport, frederick, lochbuie, dacono and barr lake.
7/25/2018 6:38 PM MDT	At 637 pm mdt, a severe thunderstorm was located over erie, or 22 miles north of denver, moving southeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Expect damage to roofs, siding, and trees. Hail damage to vehicles is expected.
7/25/2018 6:33 PM MDT	At 633 pm mdt, a severe thunderstorm was located near erie, or 24 miles north of denver, moving southeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
6/18/2018 8:52 PM MDT	At 852 pm mdt, a severe thunderstorm was located 4 miles northeast of thornton, or 15 miles north of denver, moving east at 25 mph. nws employee reported tennis ball hail in thornton at 850 pm (radar indicated). Hazards include tennis ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, thornton, northeastern commerce city, northeastern northglenn, brighton, erie, northern denver international airport, fort lupton, lochbuie, dacono, hudson and barr lake.
6/18/2018 8:48 PM MDT	Golf Ball sized hail reported 1.8 miles SSW of Thornton, CO
6/18/2018 8:47 PM MDT	Hen Egg sized hail reported 1.6 miles S of Thornton, CO
6/18/2018 8:44 PM MDT	At 843 pm mdt, a severe thunderstorm was located over western thornton, or 13 miles north of denver, moving east at 25 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles.
6/18/2018 8:44 PM MDT	At 843 pm mdt, a severe thunderstorm was located over western thornton, or 13 miles north of denver, moving east at 25 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles.
6/18/2018 8:28 PM MDT	At 827 pm mdt, a severe thunderstorm was located over western westminster, or 13 miles northwest of denver, moving east at 30 mph. this storm has a history of up to golfball size hail (trained weather spotters). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, thornton, arvada, westminster, broomfield, commerce city, northglenn, brighton, lafayette, louisville, superior, federal heights, western denver international airport and barr lake.
6/18/2018 8:16 PM MDT	At 816 pm mdt, a severe thunderstorm was located over rocky flats, or 16 miles northwest of denver, moving east at 30 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
6/18/2018 7:44 PM MDT	At 744 pm mdt, a severe thunderstorm was located over lafayette, or 20 miles north of denver, moving east at 15 mph. goldball hail has been reported with this storm (trained weather spotters). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, northern thornton, northeastern westminster, southeastern longmont, broomfield, brighton, lafayette, louisville, erie, superior, frederick, dacono and niwot.
6/18/2018 7:24 PM MDT	At 724 pm mdt, a severe thunderstorm was located near boulder, or 22 miles northwest of denver, moving northeast at 15 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles.
6/18/2018 6:12 PM MDT	At 611 pm mdt, a severe thunderstorm was located near boulder, or 24 miles northwest of denver, moving east at 30 mph. another servere thunderstorm was located over mead, moving east at 30 mph (trained weather spotters). Hazards include half dollar size hail. damage to vehicles is expected
5/22/2018 4:56 PM MDT	At 456 pm mdt, a severe thunderstorm was located near erie, or 23 miles north of denver, moving north at 25 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
8/13/2017 3:12 PM MDT	At 311 pm mdt, a severe thunderstorm was located near arvada, or 6 miles northwest of denver, moving southeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
5/8/2017 3:25 PM MDT	The severe thunderstorm warning for broomfield, west central denver, northern jefferson, west central adams and southeastern boulder counties will expire at 330 pm mdt, the storm which prompted the warning has moved out of the area. therefore the warning will be allowed to expire. however large hail is still possible with this thunderstorm. a severe thunderstorm watch remains in effect until 800 pm mdt for central and northeastern colorado.
5/8/2017 3:21 PM MDT	At 321 pm mdt, a severe thunderstorm was located over northwestern denver, moving northeast at 25 mph (radar indicated). Hazards include two inch hail and 70 mph wind gusts. some short lived funnels will also be possible. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings.
5/8/2017 2:59 PM MDT	At 258 pm mdt, a severe thunderstorm was located over northern lakewood, or 8 miles west of denver, moving northeast at 25 mph (public). Hazards include 1.5 inch hail reported. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. Locations impacted include, northwestern denver, lakewood, thornton, arvada, westminster, boulder, broomfield, commerce city, northglenn, brighton, wheat ridge, lafayette, golden, louisville, evergreen, superior, federal heights, morrison, idledale and rocky flats.
5/8/2017 2:45 PM MDT	At 245 pm mdt, a severe thunderstorm was located near red rocks park, or 13 miles west of denver, moving northeast at 25 mph (radar indicated). Hazards include two inch hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles.
5/7/2017 4:12 PM MDT	The severe thunderstorm warning for northwestern arapahoe, eastern denver and western adams counties will expire at 415 pm mdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore the warning will be allowed to expire. however gusty winds up to 50 mph are still possible with this thunderstorm.
5/7/2017 3:56 PM MDT	At 355 pm mdt, a severe thunderstorm was located over eastern commerce city, or 13 miles northeast of denver, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, eastern denver, aurora, eastern thornton, commerce city, brighton, denver international airport, bennett, watkins, manila village, d. i. A terminal and concourses, barr lake and buckley afb.
5/7/2017 3:41 PM MDT	At 340 pm mdt, a severe thunderstorm was located over northeastern denver, moving northeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
8/30/2016 8:22 PM MDT	At 822 pm mdt, a severe thunderstorm was located over southeastern arvada, or 7 miles northwest of denver, moving west at 10 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, southwestern thornton, southern westminster, southwestern commerce city and federal heights.
8/30/2016 7:54 PM MDT	At 753 pm mdt, a severe thunderstorm was located near federal heights, or 6 miles northwest of denver, moving west at 10 mph (radar indicated). Hazards include half dollar size hail. damage to vehicles is expected
7/29/2016 8:55 PM MDT	At 855 pm mdt, a severe thunderstorm was located near lochbuie, or 24 miles northeast of denver, moving east at 20 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. Locations impacted include, brighton, fort lupton, lochbuie and hudson.
7/29/2016 8:44 PM MDT	At 844 pm mdt, a severe thunderstorm was located near fort lupton, or 22 miles north of denver, moving east at 20 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows, and vehicles.
6/28/2016 6:42 PM MDT	At 641 pm mdt, a severe thunderstorm was located over northwestern denver, moving southeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, denver, southwestern aurora, lakewood, southwestern thornton, arvada, westminster, centennial, northern highlands ranch, southwestern commerce city, littleton, southwestern northglenn, englewood, wheat ridge, golden, greenwood village, federal heights, sheridan, morrison and chatfield reservoir.
6/28/2016 6:24 PM MDT	At 624 pm mdt, a severe thunderstorm was located over southeastern arvada, or 7 miles northwest of denver, moving southeast at 15 mph (radar indicated). Hazards include half dollar size hail. damage to vehicles is expected
6/28/2016 6:01 PM MDT	At 600 pm mdt, a severe thunderstorm was located over rocky flats, or 15 miles northwest of denver, moving southeast at 10 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
6/6/2016 6:31 PM MDT	At 631 pm mdt, severe thunderstorms were located along a line extending from 3 miles east of fort lupton to near frederick, or along a line extending from 22 miles south of greeley to 26 miles north of denver, moving south at 20 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. Locations impacted include, thornton, northeastern westminster, northeastern broomfield, northern commerce city, northern northglenn, brighton, erie, firestone, frederick, fort lupton, lochbuie, dacono, hudson and barr lake.
6/6/2016 6:17 PM MDT	At 616 pm mdt, severe thunderstorms were located along a line extending from 3 miles southeast of platteville to near firestone, or along a line extending from 17 miles south of greeley to 28 miles south of fort collins, moving south at 25 mph (radar indicated). Hazards include golf ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.
5/24/2016 8:13 AM MDT	A severe thunderstorm warning remains in effect until 230 pm mdt for northeastern jefferson. broomfield and west central adams counties. at 211 pm mdt. a severe thunderstorm was located over southern westminster. or 10 miles northwest of denver. Moving northeast at 25 mph.
6/24/2015 4:45 PM MDT	At 445 pm mdt, a severe thunderstorm was located over northern denver, moving east at 15 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding and trees.
6/24/2015 4:45 PM MDT	At 445 pm mdt, a severe thunderstorm was located over northern denver, moving east at 15 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding and trees.
6/18/2015 9:07 PM MDT	At 906 pm mdt, a severe thunderstorm was located over broomfield, or 17 miles northwest of denver, moving east at 25 mph (trained weather spotters). Hazards include half dollar size hail. Damage to vehicles is expected. Locations impacted include, thornton, northwestern arvada, westminster, southern boulder, broomfield, northern commerce city, northglenn, brighton, lafayette, louisville, erie, superior, federal heights, firestone, frederick, dacono, eldorado springs and rocky flats.
6/18/2015 8:53 PM MDT	At 853 pm mdt, a severe thunderstorm was located over superior, or 18 miles northwest of denver, moving east at 25 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows and vehicles.
6/13/2015 6:34 PM MDT	Quarter sized hail reported 0.9 miles WSW of Thornton, CO, spotter was near lochbuie
6/4/2015 9:42 PM MDT	At 942 pm mdt, a severe thunderstorm was located over eastern arvada, or 8 miles northwest of denver, moving east at 15 mph (radar indicated). Hazards include half dollar size hail. damage to vehicles is expected
6/4/2015 9:17 PM MDT	At 915 pm mdt, a severe thunderstorm was located near longmont, or 26 miles south of fort collins, moving east at 10 mph. another developing thunderstorm was located over broomfield, also moving east at 10 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
6/4/2015 6:29 PM MDT	At 627 pm mdt, a severe thunderstorm was located 4 miles east of berthoud, or 15 miles southwest of greeley, moving south at 5 mph (trained weather spotters have reported large hail at several locations in northeast boulder, southeast larimer and south weld counties. some brief funnel clouds have also been reported). Hazards include half dollar size hail. Damage to vehicles is expected. heavy rain may also cause localized flooding or standing water, especially along the i-25 corridor between berthoud and loveland. locations impacted include, longmont, loveland, lafayette, windsor, erie, firestone, johnstown, frederick, milliken, berthoud, dacono and mead. A tornado watch remains in effect until 1000 pm mdt for northeastern colorado.
6/4/2015 6:11 PM MDT	At 609 pm mdt, a severe thunderstorm was located near berthoud, or 15 miles south of fort collins, moving north at 20 mph. an additional thunderstorm was located between erie and dacono, alslo moving north at 20 mph (radar indicated. spotter reports from loveland indicate half-inch to one-inch diamater hail has fallen). Hazards include half dollar size hail. damage to vehicles is expected
6/4/2015 4:28 PM MDT	At 426 pm mdt, a severe thunderstorm was located near commerce city, or 8 miles northeast of denver, moving north at 20 mph (radar indicated. at 425 pm...dime to nickel-sized hail was being reported over the northeast parts of denver). Hazards include half dollar size hail. damage to vehicles is expected
6/3/2015 6:05 PM MDT	The severe thunderstorm warning for west central adams, west central denver, northeastern jefferson and south central broomfield counties will expire at 615 pm mdt, the storm which prompted the warning has weakened below severe limits and exited the warned area. therefore the warning will be allowed to expire. a tornado watch remains in effect until 900 pm mdt for northeastern colorado.
6/3/2015 5:43 PM MDT	At 543 pm mdt, a severe thunderstorm was located over southeastern westminster, or 8 miles northwest of denver, moving northeast at 25 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. locations impacted include, northwestern denver, northeastern lakewood, thornton, arvada, westminster, southern broomfield, southwestern commerce city, northglenn, wheat ridge and federal heights. A tornado watch remains in effect until 900 pm mdt for northeastern colorado.
6/3/2015 5:29 PM MDT	At 528 pm mdt, a severe thunderstorm was located over northern lakewood, or 8 miles west of denver, moving northeast at 25 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
6/3/2015 4:59 PM MDT	At 458 pm mdt, a severe thunderstorm was located near lakewood, or 9 miles southwest of denver, moving northeast at 30 mph (radar indicated). Hazards include half dollar size hail. damage to vehicles is expected
3/30/2014 10:21 PM MDT	Storm damage reported in adams county CO, 3.7 miles S of Thornton, CO
8/3/2013 6:09 PM MDT	Storm damage reported in adams county CO, 5.4 miles SSE of Thornton, CO
1/1/0001 12:00 AM	Golf Ball sized hail reported 4 miles N of Thornton, CO
1/1/0001 12:00 AM	Golf Ball sized hail reported 1.2 miles N of Thornton, CO, extensive damage to all trees in vicinity.