Colorado storm reports for August 19, 2021

Name: NOAA storm reports, Colorado, August 19, 2021
Creator: NOAA/NWS Storm Prediction Center

NOAA recorded 38 hail reports, 3 wind reports and 3 tornado reports in Colorado on August 19, 2021.

in Colorado; 44
Storm reports: About 16 miles from Boulder, CO; 2.0 in
Largest hail: About 25 miles from Greeley, CO; 81 mph
Highest gust: Highest rating EF1, near 40.52, -102.11, CO; 3
Tornado reports

Hail, inches

0.75
1
1.5
2
2.5
3+

Dots: reports. Shading: radar estimate.

Wind report
Tornado and its path

Sources: NOAA/NWS Storm Prediction Center reports; radar hail estimates from NOAA MRMS

Hail, inches

0.75
1
1.5
2
2.5
3+

Dots: reports. Shading: radar estimate.

Wind report
Tornado and its path

Source: NOAA/NWS Storm Prediction Center, final severe weather database (from NOAA's Storm Data). Report day: 12:00 UTC on August 19, 2021 to 12:00 UTC the next day. Times are Central.

Select a dot or a path for the report.

Reports by hour

Hail38, most at 3 PM

Wind3, most at 4 AM

Tornado3, most at 6 PM

Reports per hour, Central time. Each row has its own scale.

Every report

Source: NOAA/NWS Storm Prediction Center.

Time	Rating	Where	Path
6:07 PM	EF1	Near 40.52, -102.11, CO	0.01 mi long, 50 yd wide
6:09 PM	EF0	Near 40.55, -102.13, CO	0.01 mi long, 25 yd wide
6:20 PM	EF0	Near 40.53, -102.14, CO	0.02 mi long, 25 yd wide

Time	Size	Where
3:25 PM	2.0 in	About 16 miles from Boulder, CO
3:28 PM	1.0 in	About 14 miles from Boulder, CO
3:29 PM	1.5 in	About 15 miles from Boulder, CO
3:30 PM	1.0 in	About 28 miles from Denver, CO
3:33 PM	1.0 in	About 29 miles from Denver, CO
3:40 PM	1.0 in	About 12 miles from Denver, CO
3:40 PM	0.75 in	About 28 miles from Denver, CO
3:40 PM	0.75 in	About 12 miles from Boulder, CO
3:42 PM	0.88 in	About 27 miles from Denver, CO
3:45 PM	1.5 in	About 13 miles from Denver, CO
3:45 PM	1.0 in	About 11 miles from Denver, CO
3:45 PM	1.25 in	About 13 miles from Boulder, CO

Show all 38 hail reports

Time	Size	Where
3:46 PM	1.5 in	About 13 miles from Denver, CO
3:47 PM	1.0 in	About 13 miles from Boulder, CO
3:48 PM	1.0 in	About 12 miles from Denver, CO
3:49 PM	1.0 in	About 13 miles from Denver, CO
3:50 PM	1.0 in	About 12 miles from Denver, CO
3:50 PM	1.25 in	About 13 miles from Boulder, CO
3:50 PM	1.0 in	About 12 miles from Denver, CO
3:50 PM	0.75 in	About 14 miles from Denver, CO
3:50 PM	1.25 in	About 11 miles from Denver, CO
3:53 PM	1.0 in	About 14 miles from Denver, CO
3:53 PM	0.75 in	About 13 miles from Denver, CO
4:06 PM	1.0 in	About 12 miles from Denver, CO
4:09 PM	0.75 in	About 14 miles from Denver, CO
4:19 PM	0.75 in	About 23 miles from Denver, CO
4:30 PM	1.5 in	About 27 miles from Greeley, CO
4:40 PM	0.75 in	About 20 miles from Denver, CO
4:45 PM	1.0 in	About 22 miles from Denver, CO
4:51 PM	0.75 in	About 20 miles from Denver, CO
5:02 PM	1.5 in	About 23 miles from Denver, CO
5:05 PM	1.25 in	About 24 miles from Denver, CO
5:06 PM	0.88 in	About 33 miles from Greeley, CO
5:19 PM	0.75 in	About 37 miles from Greeley, CO
7:43 PM	1.0 in	Near 40.34, -102.73, CO
7:57 PM	1.0 in	Near 40.38, -102.60, CO
9:45 PM	0.75 in	Near 40.11, -102.23, CO
9:50 PM	1.0 in	Near 40.14, -102.19, CO

Cities with reports nearby

Reports within 15 miles of the center of each city we track.

City	Largest hail	Highest gust	Tornado reports
Boulder, CO	1.5 in	None	0
Denver, CO	1.5 in	None	0

Reports are what observers recorded near a location, not a complete record of every storm. They don’t describe conditions at any building.

Time	Gust	Where
6:22 PM	66 mph	Near 40.57, -102.28, CO
4:30 AM	81 mph	About 25 miles from Greeley, CO
4:31 AM	68 mph	About 27 miles from Denver, CO