Alert archive / North Dakota / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 249, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Aug 10, 2026, 9:30 PM MDT for 4 counties in North Dakota. It was in force for 45 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 10, 2026, 9:30 PM MDT (03:30 UTC)
- Expired
- Aug 10, 2026, 10:15 PM MDT
- In force
- 45 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
Counties Grant County, ND, Hettinger County, ND, Morton County, ND, Stark County, ND
The radar
The Bismarck radar (KBIS), 98 km from the middle of the area, began a volume at 03:32 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.
The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 10, 6:23 PM MDT | Severe Thunderstorm Warning | BIS | Adams, Bowman | 52 min |
| Aug 10, 6:38 PM MDT | Severe Thunderstorm Warning | BIS | Adams, Bowman | 37 min |
| Aug 10, 9:15 PM MDT | Special Weather Statement | BIS | Stark | 30 min |
| Aug 10, 10:15 PM MDT | Severe Thunderstorm Warning | BIS | Adams, Grant, Hettinger | 60 min |
| Aug 10, 11:18 PM MDT | Severe Thunderstorm Warning | BIS | Adams, Grant, Hettinger, Sioux | 42 min |
| Aug 11, 7:42 AM MDT | Special Weather Statement | BIS | Stutsman | 33 min |
| Aug 11, 7:49 AM MDT | Severe Thunderstorm Warning | BIS | Stutsman | 56 min |
| Aug 11, 8:59 AM MDT | Special Weather Statement | BIS | Stutsman | 31 min |
| Aug 11, 9:34 AM MDT | Severe Thunderstorm Warning | BIS | LaMoure | 46 min |
| Aug 11, 3:33 PM MDT | Special Weather Statement | BIS | Logan | 27 min |
| Aug 11, 3:59 PM MDT | Special Weather Statement | BIS | Dickey | 31 min |
| Aug 11, 4:05 PM MDT | Severe Thunderstorm Warning | BIS | Dickey, LaMoure, McIntosh | 65 min |
| Aug 11, 4:34 PM MDT | Severe Thunderstorm Warning | BIS | Dickey | 39 min |
| Aug 11, 4:37 PM MDT | Severe Thunderstorm Warning | BIS | Billings, Golden Valley, Slope | 68 min |
| Aug 11, 4:47 PM MDT | Severe Thunderstorm Warning | BIS | Bowman | 58 min |
| Aug 11, 4:56 PM MDT | Severe Thunderstorm Warning | BIS | Billings, Golden Valley | 64 min |
| Aug 11, 5:23 PM MDT | Severe Thunderstorm Warning | BIS | Bowman, Slope | 67 min |
| Aug 11, 5:28 PM MDT | Severe Thunderstorm Warning | BIS | Billings, Dunn, Stark | 47 min |
Nearby
Severe Thunderstorm Warnings in North Dakota, 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.