Alert archive / Wyoming / Flash Flood Warnings in 2026
Flash Flood Warning 2, NWS Billings, MT
NWS Billings, MT issued this flash flood warning at May 30, 2026, 10:35 PM MDT for Sheridan County, Wyoming. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 30, 2026, 10:35 PM MDT (04:35 UTC)
- Expired
- May 31, 2026, 1:30 AM MDT
- In force
- 3 hr
- Issued by
- NWS Billings, MT
- Area
- Storm-based polygon
- Flood severity
- None
County Sheridan County, WY
The radar
The Billings radar (KBLX), 180 km from the middle of the area, began a volume at 04:38 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 Billings, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 6:04 PM MDT | Special Weather Statement | BYZ | Custer | 41 min |
| May 30, 6:09 PM MDT | Special Weather Statement | BYZ | Custer | 36 min |
| May 30, 6:32 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 42 min |
| May 30, 6:37 PM MDT | Special Weather Statement | BYZ | Powder River | 38 min |
| May 30, 6:40 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud | 50 min |
| May 30, 6:53 PM MDT | Special Weather Statement | BYZ | Fallon | 52 min |
| May 30, 7:12 PM MDT | Special Weather Statement | BYZ | Custer | 48 min |
| May 30, 7:19 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 41 min |
| May 30, 6:31 PM MDT | Special Weather Statement | BYZ | Sheridan | 44 min |
Nearby
Flash Flood Warnings in Wyoming, 2026Every flash flood 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.