Alert archive / Wyoming / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 72, NWS Riverton, WY
NWS Riverton, WY issued this severe thunderstorm warning at Aug 8, 2009, 2:18 AM MDT for Natrona County, Wyoming. It was in force for 42 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
- Aug 8, 2009, 2:18 AM MDT (08:18 UTC)
- Expired
- Aug 8, 2009, 3:00 AM MDT
- In force
- 42 min
- Issued by
- NWS Riverton, WY
- Area
- Storm-based polygon
County Natrona County, WY
The radar
The Riverton/Lander radar (KRIW), 137 km from the middle of the area, began a volume at 08:20 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 10:09 PM MDT | Special Weather Statement | RIW | Johnson | 36 min |
| Aug 7, 10:17 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 58 min |
| Aug 7, 10:28 PM MDT | Tornado Warning | RIW | Johnson | 49 min |
| Aug 7, 11:01 PM MDT | Severe Thunderstorm Warning | RIW | Johnson | 44 min |
| Aug 7, 11:40 PM MDT | Special Weather Statement | RIW | Natrona | 65 min |
| Aug 7, 11:45 PM MDT | Special Weather Statement | RIW | Johnson | 45 min |
| Aug 8, 12:39 AM MDT | Special Weather Statement | RIW | Johnson | 51 min |
| Aug 8, 1:18 AM MDT | Severe Thunderstorm Warning | RIW | Johnson | 42 min |
| Aug 8, 2:06 AM MDT | Special Weather Statement | RIW | 39 min | |
| Aug 8, 2:24 AM MDT | Severe Thunderstorm Warning | RIW | Fremont | 37 min |
| Aug 8, 2:34 AM MDT | Severe Thunderstorm Warning | RIW | Natrona | 26 min |
| Aug 8, 3:01 AM MDT | Special Weather Statement | RIW | 44 min | |
| Aug 8, 3:08 AM MDT | Special Weather Statement | RIW | Washakie | 52 min |
| Aug 8, 4:09 AM MDT | Special Weather Statement | RIW | Natrona | 66 min |
| Aug 8, 5:05 AM MDT | Special Weather Statement | RIW | 40 min | |
| Aug 8, 11:52 AM MDT | Special Weather Statement | RIW | 53 min | |
| Aug 8, 12:09 PM MDT | Special Weather Statement | RIW | Washakie | 51 min |
| Aug 8, 12:53 PM MDT | Special Weather Statement | RIW | Washakie | 37 min |
| Aug 8, 1:40 PM MDT | Special Weather Statement | RIW | Johnson | 50 min |
| Aug 8, 1:59 PM MDT | Special Weather Statement | RIW | Natrona | 46 min |
| Aug 8, 2:31 PM MDT | Special Weather Statement | RIW | Big Horn | 44 min |
| Aug 8, 2:38 PM MDT | Special Weather Statement | RIW | Natrona | 52 min |
| Aug 8, 2:46 PM MDT | Special Weather Statement | RIW | Johnson | 44 min |
| Aug 8, 2:49 PM MDT | Special Weather Statement | RIW | Big Horn | 41 min |
| Aug 8, 3:01 PM MDT | Special Weather Statement | RIW | Big Horn | 44 min |
| Aug 8, 3:24 PM MDT | Special Weather Statement | RIW | Fremont | 51 min |
| Aug 8, 3:37 PM MDT | Special Weather Statement | RIW | Natrona | 38 min |
| Aug 8, 4:49 PM MDT | Special Weather Statement | RIW | Hot Springs | 26 min |
Nearby
Severe Thunderstorm Warnings in Wyoming, 2009Every severe thunderstorm warning in 2009
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.