Alert archive / Montana / Winter Storm Warnings in 2025

Winter Storm Warning 10, NWS Missoula, MT

October 10, 20254 counties in Montana

NWS Missoula, MT issued this winter storm warning at Oct 10, 2025, 12:47 PM MDT for 4 counties in Montana. It took effect at Oct 11, 2025, 6:00 PM MDT. It was in force for 39 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: Oct 10, 2025, 12:47 PM MDT (18:47 UTC)
In effect from: Oct 11, 2025, 6:00 PM MDT
Expired: Oct 13, 2025, 8:33 AM MDT
In force: 39 hr
Issued by: NWS Missoula, MT

Counties Flathead County, MT, Lake County, MT, Lincoln County, MT, Sanders County, MT

The radar

The Missoula radar (KMSX), 122 km from the middle of the area, began a volume at 18:50 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 winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Missoula, MT wrote its last area forecast discussion before this winter storm warning went out at Oct 10, 2:47 AM MDT, 10 hours earlier.

Area forecast discussion, Oct 10, 2:47 AM MDT, 10 hours before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 10, 12:47 PM MDT	Winter Weather Advisory	MSO	Deer Lodge, Flathead, Granite, Lake, Mineral, Missoula and 4 more	71 hr

Nearby

Winter Storm Warnings in Montana, 2025 Every winter storm 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.