Alert archive / North Dakota / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 285, NWS Bismarck, ND

August 23, 20264 counties in North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Aug 23, 2026, 5:12 PM MDT for 4 counties in North Dakota. It was in force for 63 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 23, 2026, 5:12 PM MDT (23:12 UTC)
Expired: Aug 23, 2026, 6:15 PM MDT
In force: 63 min
Issued by: NWS Bismarck, ND
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Adams County, ND, Bowman County, ND, Hettinger County, ND, Slope County, ND

The radar

The Bismarck radar (KBIS), 180 km from the middle of the area, began a volume at 23:13 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Aug 23, 3:59 PM MDT	Severe Thunderstorm Watch	SPC	4 hr

The office that day

Everything else NWS Bismarck, ND issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 23, 3:37 PM MDT	Special Weather Statement	BIS	Golden Valley	23 min
Aug 23, 3:57 PM MDT	Severe Thunderstorm Warning	BIS	Billings, Golden Valley, Stark	63 min
Aug 23, 4:12 PM MDT	Special Weather Statement	BIS	Ward	33 min
Aug 23, 4:53 PM MDT	Special Weather Statement	BIS	Bowman, Slope	37 min
Aug 23, 5:00 PM MDT	Severe Thunderstorm Warning Considerable damage threat	BIS	Bottineau, McHenry, Renville, Ward	44 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 2026 Every 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.