Alert archive / Montana / Blizzard Warnings in 2025

Blizzard Warning 2, NWS Glasgow, MT

December 17, 20259 counties in Montana

NWS Glasgow, MT issued this blizzard warning at Dec 17, 2025, 3:08 AM MST for 9 counties in Montana. It took effect at Dec 17, 2025, 4:00 PM MST. It was in force for 14 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
Dec 17, 2025, 3:08 AM MST (10:08 UTC)
In effect from
Dec 17, 2025, 4:00 PM MST
Expired
Dec 18, 2025, 6:00 AM MST
In force
14 hr
Issued by
NWS Glasgow, MT

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

The radar

The Glasgow radar (KGGW), 89 km from the middle of the area, began a volume at 10:13 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.

What forecasters said that day

The local office's own words before this blizzard warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Glasgow, MT wrote its last area forecast discussion before this blizzard warning went out at Dec 16, 3:22 PM MST, 11 hours 46 minutes earlier.

Area forecast discussion, Dec 16, 3:22 PM MST, 11 hours 46 minutes before
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The office that day

Everything else NWS Glasgow, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 17, 3:08 AM MSTWinter Weather AdvisoryGGWGarfield, Phillips, Prairie, Wibaux16 hr
Dec 17, 3:15 AM MSTCold Weather AdvisoryGGWDaniels, Phillips, Richland, Roosevelt, Sheridan, Valley31 hr

Nearby

Blizzard Warnings in Montana, 2025Every blizzard warning in 2025

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.