Alert archive / Wyoming / Severe Thunderstorm Warnings in 2025
Severe Thunderstorm Warning 34, NWS Riverton, WY
NWS Riverton, WY issued this severe thunderstorm warning at Jun 17, 2025, 2:33 PM MDT for Johnson County, Natrona County, Wyoming. It was in force for 27 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 17, 2025, 2:33 PM MDT (20:33 UTC)
- Expired
- Jun 17, 2025, 3:00 PM MDT
- In force
- 27 min
- Issued by
- NWS Riverton, WY
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Johnson County, WY, Natrona County, WY
The radar
The Riverton/Lander radar (KRIW), 152 km from the middle of the area, began a volume at 20:32 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.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Riverton, WY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 16, 4:32 PM MDT, 22 hours 1 minute earlier.
Area forecast discussion, Jun 16, 4:32 PM MDT, 22 hours 1 minute before
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</html>The office that day
Everything else NWS Riverton, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 7:06 PM MDT | Special Weather Statement | RIW | Natrona | 39 min |
| Jun 16, 7:25 PM MDT | Special Weather Statement | RIW | Natrona | 35 min |
| Jun 16, 7:32 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 43 min |
| Jun 16, 7:33 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 27 min |
| Jun 16, 7:41 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 34 min |
| Jun 16, 7:58 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 47 min |
| Jun 16, 8:07 PM MDT | Special Weather Statement | RIW | Natrona | 23 min |
| Jun 16, 8:09 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 36 min |
| Jun 16, 8:22 PM MDT | Special Weather Statement | RIW | Natrona | 38 min |
| Jun 16, 8:37 PM MDT | Severe Thunderstorm Warning | RIW | Natrona | 38 min |
| Jun 17, 1:24 PM MDT | Special Weather Statement | RIW | Fremont | 36 min |
| Jun 17, 1:33 PM MDT | Severe Thunderstorm Warning | RIW | Fremont | 27 min |
| Jun 17, 1:56 PM MDT | Special Weather Statement | RIW | Fremont | 34 min |
| Jun 17, 2:00 PM MDT | Special Weather Statement | RIW | Natrona | 30 min |
| Jun 17, 2:09 PM MDT | Special Weather Statement | RIW | Fremont | 36 min |
| Jun 17, 2:19 PM MDT | Special Weather Statement | RIW | 26 min | |
| Jun 17, 2:53 PM MDT | Severe Thunderstorm Warning | RIW | Johnson, Natrona | 19 min |
| Jun 17, 2:54 PM MDT | Special Weather Statement | RIW | Natrona | 36 min |
Nearby
Severe Thunderstorm Warnings in Wyoming, 2025Every severe thunderstorm warning in 2025
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.