Alert archive / Montana / Winter Storm Warnings in 2026
Winter Storm Warning 5, NWS Great Falls, MT
NWS Great Falls, MT issued this winter storm warning at Apr 15, 2026, 2:20 PM MDT for Beaverhead County, Gallatin County, Madison County, Montana. It took effect at Apr 15, 2026, 6:00 PM MDT. It was in force for 28 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
- Apr 15, 2026, 2:20 PM MDT (20:20 UTC)
- In effect from
- Apr 15, 2026, 6:00 PM MDT
- Expired
- Apr 16, 2026, 9:31 PM MDT
- In force
- 28 hr
- Issued by
- NWS Great Falls, MT
Counties Beaverhead County, MT, Gallatin County, MT, Madison County, MT
The radar
The Great Falls radar (KTFX), 242 km from the middle of the area, began a volume at 20:23 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 Great Falls, MT wrote its last area forecast discussion before this winter storm warning went out at Apr 15, 11:48 AM MDT, 2 hours 32 minutes earlier.
Area forecast discussion, Apr 15, 11:48 AM MDT, 2 hours 32 minutes before
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</html>The office that day
Everything else NWS Great Falls, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 11:16 PM MDT | High Wind Warning | TFX | Beaverhead, Madison | 22 hr |
Nearby
Winter Storm Warnings in Montana, 2026Every winter storm 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.