Alert archive / Montana / Red Flag Warnings in 2026

Red Flag Warning 13, NWS Glasgow, MT

July 31, 202612 counties in Montana

NWS Glasgow, MT issued this red flag warning at Jul 31, 2026, 11:34 AM MDT for 12 counties in Montana. It took effect at Aug 1, 2026, 2:00 PM MDT. It was in force for 31 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
Jul 31, 2026, 11:34 AM MDT (17:34 UTC)
In effect from
Aug 1, 2026, 2:00 PM MDT
Expired
Aug 2, 2026, 9:00 PM MDT
In force
31 hr
Issued by
NWS Glasgow, MT

Counties Daniels County, MT, Dawson County, MT, Garfield County, MT, McCone County, MT, Petroleum County, MT, Phillips County, MT, Prairie County, MT, Richland County, MT, Roosevelt County, MT, Sheridan County, MT, Valley County, MT, Wibaux County, MT

The radar

The Glasgow radar (KGGW), 77 km from the middle of the area, began a volume at 17:33 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 Glasgow, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 31, 11:20 AM MDTLake Wind AdvisoryGGWGarfield, McCone, Petroleum, Phillips, Valley55 hr
Jul 31, 11:20 AM MDTExtreme Heat WarningGGWDaniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more49 hr

Nearby

Red Flag Warnings in Montana, 2026Every red flag 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.