Alert archive / Wyoming / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 296, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Aug 25, 2026, 6:18 PM MDT for Goshen County, Laramie County, Wyoming; Banner County, Kimball County, Nebraska. 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 25, 2026, 6:18 PM MDT (00:18 UTC)
- Expired
- Aug 25, 2026, 7:00 PM MDT
- In force
- 42 min
- Issued by
- NWS Cheyenne, WY
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Hail
- 1.0 in
- Wind
- 70.0 mph
Counties Banner County, NE, Kimball County, NE, Goshen County, WY, Laramie County, WY
The radar
The Cheyenne radar (KCYS), 72 km from the middle of the area, began a volume at 00:21 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 Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 25, 6:57 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Niobrara | 48 min |
| Aug 25, 8:01 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 44 min |
| Aug 25, 9:07 PM MDT | Special Weather Statement | CYS | Albany | 23 min |
| Aug 25, 9:25 PM MDT | Special Weather Statement | CYS | Albany | 35 min |
| Aug 25, 11:01 PM MDT | Special Weather Statement | CYS | Platte | 44 min |
| Aug 25, 11:08 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Platte | 52 min |
| Aug 25, 11:12 PM MDT | Special Weather Statement | CYS | Laramie | 48 min |
| Aug 25, 11:46 PM MDT | Special Weather Statement | CYS | Goshen | 44 min |
| Aug 25, 11:53 PM MDT | Special Weather Statement | CYS | Laramie | 52 min |
| Aug 26, 12:44 AM MDT | Special Weather Statement | CYS | Laramie | 31 min |
| Aug 26, 2:25 PM MDT | Special Weather Statement | CYS | Laramie | 35 min |
| Aug 26, 3:17 PM MDT | Special Weather Statement | CYS | Platte | 28 min |
| Aug 26, 3:35 PM MDT | Special Weather Statement | CYS | Laramie | 25 min |
| Aug 26, 3:48 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 42 min |
| Aug 26, 3:55 PM MDT | Special Weather Statement | CYS | Niobrara | 35 min |
| Aug 26, 4:04 PM MDT | Special Weather Statement | CYS | Laramie | 26 min |
| Aug 26, 4:19 PM MDT | Areal Flood Advisory | CYS | Laramie | 64 min |
| Aug 26, 4:32 PM MDT | Special Weather Statement | CYS | Laramie | 28 min |
| Aug 26, 4:32 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 43 min |
| Aug 26, 4:34 PM MDT | Special Weather Statement | CYS | Laramie | 26 min |
| Aug 26, 4:43 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Niobrara | 22 min |
| Aug 26, 4:59 PM MDT | Special Weather Statement | CYS | Laramie | 31 min |
| Aug 26, 5:00 PM MDT | Special Weather Statement | CYS | Laramie | 30 min |
| Aug 26, 5:27 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Laramie | 48 min |
| Aug 26, 5:38 PM MDT | Special Weather Statement | CYS | Converse | 37 min |
| Aug 26, 5:52 PM MDT | Special Weather Statement | CYS | Converse | 38 min |
| Aug 25, 6:04 PM MDT | Severe Thunderstorm Warning | CYS | Box Butte, Morrill | 41 min |
| Aug 25, 6:11 PM MDT | Special Weather Statement | CYS | Cheyenne | 34 min |
| Aug 25, 6:25 PM MDT | Severe Thunderstorm Warning | CYS | Cheyenne | 34 min |
| Aug 25, 6:31 PM MDT | Severe Thunderstorm Warning | CYS | Morrill | 44 min |
| Aug 25, 6:34 PM MDT | Special Weather Statement | CYS | Sioux | 26 min |
| Aug 25, 6:36 PM MDT | Special Weather Statement | CYS | Sioux | 24 min |
| Aug 25, 6:58 PM MDT | Special Weather Statement | CYS | Box Butte | 32 min |
| Aug 25, 7:27 PM MDT | Special Weather Statement | CYS | Box Butte | 33 min |
| Aug 25, 7:37 PM MDT | Special Weather Statement | CYS | Sioux | 38 min |
| Aug 25, 7:52 PM MDT | Severe Thunderstorm Warning | CYS | Box Butte, Morrill, Scotts Bluff, Sioux | 38 min |
| Aug 25, 8:19 PM MDT | Special Weather Statement | CYS | Morrill | 26 min |
| Aug 25, 8:39 PM MDT | Severe Thunderstorm Warning | CYS | Scotts Bluff, Sioux | 51 min |
| Aug 25, 9:18 PM MDT | Special Weather Statement | CYS | Scotts Bluff | 27 min |
| Aug 26, 1:24 AM MDT | Special Weather Statement | CYS | Banner, Kimball | 36 min |
| Aug 26, 3:01 AM MDT | Special Weather Statement | CYS | Cheyenne | 29 min |
| Aug 26, 4:20 PM MDT | Special Weather Statement | CYS | Sioux | 25 min |
| Aug 26, 4:36 PM MDT | Severe Thunderstorm Warning | CYS | Dawes, Sioux | 39 min |
| Aug 26, 5:03 PM MDT | Special Weather Statement | CYS | Sioux | 27 min |
Nearby
Severe Thunderstorm Warnings in Wyoming, 2026Severe Thunderstorm Warnings in Nebraska, 2026Every severe thunderstorm warning in 2026
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.