Storm reports for May 20, 2021

Name: NOAA storm reports, United States, May 20, 2021
Creator: NOAA/NWS Storm Prediction Center

NOAA recorded 18 hail reports, 9 wind reports and 5 tornado reports in 8 states on May 20, 2021.

in 8 states; 32
Storm reports: Near 40.73, -103.68, CO; 3.25 in
Largest hail: About 27 miles from Des Moines, IA; 72 mph
Highest gust: Highest rating EF1, near 31.34, -94.88, TX; 5
Tornado reports

Hail, inches

0.75
1
1.5
2
2.5
3+

Dots: reports. Shading: radar estimate.

Wind report
Tornado and its path
Surveyed tornado path

Sources: NOAA/NWS Storm Prediction Center reports; radar hail estimates from NOAA MRMS; damage surveys from the NWS Damage Assessment Toolkit

Hail, inches

0.75
1
1.5
2
2.5
3+

Dots: reports. Shading: radar estimate.

Wind report
Tornado and its path
Surveyed tornado path

Source: NOAA/NWS Storm Prediction Center, final severe weather database (from NOAA's Storm Data). Report day: 12:00 UTC on May 20, 2021 to 12:00 UTC the next day. Times are Central.

Select a dot or a path for the report. NWS survey teams walked the shaded paths after the storm; each is drawn at the widest width they found, so it can look wider than the damage at any one spot.

Reports by hour

Hail18, most at 8 PM

Wind9, most at 8 PM

Tornado5, most at 9 PM

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

Every report

Source: NOAA/NWS Storm Prediction Center.

Time	Rating	Where	Path
3:25 PM	EF1	Near 31.34, -94.88, TX	2.6 mi long, 75 yd wide
4:38 PM	Not rated	About 9 miles from Longview, TX	0.05 mi long, 10 yd wide
6:06 PM	EF0	About 46 miles from Kansas City, MO	0.88 mi long, 50 yd wide
9:04 PM	Not rated	About 23 miles from Des Moines, IA	0.46 mi long, 30 yd wide
9:44 PM	EF0	About 23 miles from Des Moines, IA	1.93 mi long, 50 yd wide

Time	Size	Where
4:50 PM	0.75 in	Near 44.34, -106.17, WY
8:06 PM	0.75 in	About 51 miles from Greeley, CO
8:07 PM	1.5 in	Near 42.07, -104.17, WY
8:12 PM	1.75 in	Near 42.15, -104.27, WY
8:12 PM	1.75 in	Near 42.15, -104.26, WY
8:16 PM	1.0 in	Near 42.12, -104.26, WY
8:21 PM	1.25 in	About 58 miles from Greeley, CO
8:25 PM	1.75 in	Near 42.07, -104.18, WY
8:25 PM	1.75 in	Near 42.07, -104.18, WY
8:26 PM	1.5 in	Near 42.08, -104.18, WY
8:27 PM	2.0 in	About 59 miles from Greeley, CO
8:29 PM	0.75 in	About 58 miles from Greeley, CO

Show all 18 hail reports

Time	Size	Where
8:29 PM	3.0 in	About 59 miles from Greeley, CO
8:37 PM	3.25 in	Near 40.73, -103.68, CO
8:41 PM	2.75 in	About 59 miles from Greeley, CO
9:35 PM	2.75 in	Near 40.94, -103.50, CO
9:37 PM	1.0 in	About 57 miles from Cheyenne, WY
11:23 PM	1.0 in	About 19 miles from Rapid City, SD

Time	Gust	Where
11:09 AM	63 mph	About 18 miles from Pasadena, TX
3:28 PM	64 mph	Near 31.35, -94.67, TX
8:15 PM	64 mph	Near 34.45, -94.49, OK
8:34 PM	60 mph	Near 41.13, -103.52, NE
8:54 PM	72 mph	About 27 miles from Des Moines, IA
9:07 PM	64 mph	Near 45.60, -103.55, SD
12:10 AM	60 mph	About 49 miles from Rapid City, SD
1:50 AM	70 mph	Near 44.60, -101.35, SD
4:13 AM	64 mph	About 38 miles from Rapid City, SD

By state

State	Reports	Hail	Wind	Tornado
Colorado	8	8	0	0
Wyoming	8	8	0	0
South Dakota	5	1	4	0
Texas	4	0	2	2
Iowa	3	0	1	2
Nebraska	2	1	1	0
Missouri	1	0	0	1
Oklahoma	1	0	1	0

Cities with reports nearby

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

City	Largest hail	Highest gust	Tornado reports
Longview, TX	None	None	1

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