Alert archive / Wyoming / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 22, NWS Riverton, WY

July 21, 2010Fremont County, Sweetwater County, Wyoming

NWS Riverton, WY issued this severe thunderstorm warning at Jul 21, 2010, 2:36 PM MDT for Fremont County, Sweetwater County, Wyoming. It was in force for 54 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 21, 2010, 2:36 PM MDT (20:36 UTC)
Expired
Jul 21, 2010, 3:30 PM MDT
In force
54 min
Issued by
NWS Riverton, WY
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Fremont County, WY, Sweetwater County, WY

The radar

The Riverton/Lander radar (KRIW), 83 km from the middle of the area, began a volume at 20:40 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The office that day

Everything else NWS Riverton, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 21, 1:57 PM MDTSpecial Weather StatementRIW48 min
Jul 21, 2:12 PM MDTSpecial Weather StatementRIWJohnson48 min
Jul 21, 2:13 PM MDTSpecial Weather StatementRIW47 min
Jul 21, 2:16 PM MDTSpecial Weather StatementRIWSweetwater44 min
Jul 21, 2:52 PM MDTSpecial Weather StatementRIWJohnson38 min
Jul 21, 3:00 PM MDTSpecial Weather StatementRIWJohnson45 min
Jul 21, 3:19 PM MDTSpecial Weather StatementRIW41 min
Jul 21, 3:34 PM MDTSpecial Weather StatementRIWNatrona41 min
Jul 21, 3:46 PM MDTSevere Thunderstorm WarningRIWNatrona27 min
Jul 21, 4:36 PM MDTSpecial Weather StatementRIWSublette39 min
Jul 21, 5:13 PM MDTSpecial Weather StatementRIW47 min

Nearby

Severe Thunderstorm Warnings in Wyoming, 2010Every severe thunderstorm warning in 2010

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.