Alert archive / Wyoming / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 16, NWS Riverton, WY

June 20, 2023Natrona County, Wyoming

NWS Riverton, WY issued this severe thunderstorm warning at Jun 20, 2023, 5:01 PM MDT for Natrona County, Wyoming. It was in force for 44 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
Jun 20, 2023, 5:01 PM MDT (23:01 UTC)
Expired
Jun 20, 2023, 5:45 PM MDT
In force
44 min
Issued by
NWS Riverton, WY
Area
Storm-based polygon
Tornado
Possible
Hail
1.0 in
Wind
60.0 mph

County Natrona County, WY

The radar

The Riverton/Lander radar (KRIW), 137 km from the middle of the area, began a volume at 23:04 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
Jun 19, 9:04 PM MDTSpecial Weather StatementRIWBig Horn41 min
Jun 19, 9:44 PM MDTSpecial Weather StatementRIWBig Horn31 min
Jun 20, 1:07 PM MDTSpecial Weather StatementRIWHot Springs23 min
Jun 20, 1:12 PM MDTSevere Thunderstorm WarningRIWFremont33 min
Jun 20, 1:14 PM MDTTornado WarningRIWFremont, Hot Springs14 min
Jun 20, 1:57 PM MDTRiver Flood WarningRIWFremont4 days
Jun 20, 2:06 PM MDTRiver Flood AdvisoryRIWFremont47 hr
Jun 20, 2:06 PM MDTRiver Flood AdvisoryRIWFremont26 hr
Jun 20, 3:25 PM MDTSpecial Weather StatementRIWFremont35 min
Jun 20, 4:09 PM MDTSpecial Weather StatementRIW51 min
Jun 20, 4:40 PM MDTSpecial Weather StatementRIWNatrona35 min
Jun 20, 5:43 PM MDTSevere Thunderstorm WarningRIWNatrona47 min

Nearby

Severe Thunderstorm Warnings in Wyoming, 2023Every severe thunderstorm warning in 2023

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.