Alert archive / Montana / Extreme Cold Warnings
Extreme Cold Warnings in Montana, 2025
20 extreme cold warnings in 2025. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of extreme cold warnings reaches back to 2005.
Extreme Cold Warnings by county
Each county as a circle sized by its count in 2025. Tap one for its archive.
- Extreme Cold Warnings
- 20
- Busiest month
- February14 extreme cold warnings
- Busiest day
- February 9, 20253 extreme cold warnings
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 17, 12:12 PM MST | Extreme Cold Warning | MSO | Deer Lodge, Granite, Lake, Missoula, Powell, Silver Bow | 71 hr |
| Jan 18, 12:29 PM MST | Extreme Cold Warning | GGW | Daniels, Dawson, Phillips, Richland, Roosevelt, Sheridan and 2 more | 63 hr |
| Jan 19, 12:12 PM MST | Extreme Cold Warning | TFX | Beaverhead, Blaine, Broadwater, Cascade, Chouteau, Fergus and 8 more | 24 hr |
| Jan 19, 1:40 PM MST | Extreme Cold Warning | BYZ | Carter, Fallon | 22 hr |
| Feb 2, 2:02 PM MST | Extreme Cold Warning | TFX | Blaine, Glacier, Hill, Lewis and Clark, Liberty, Pondera and 2 more | 45 hr |
| Feb 3, 1:51 AM MST | Extreme Cold Warning | GGW | Daniels, Phillips, Sheridan, Valley | 10 hr |
| Feb 5, 7:58 PM MST | Extreme Cold Warning | TFX | Blaine, Glacier, Hill, Liberty, Pondera, Toole | 14 hr |
| Feb 5, 8:35 PM MST | Extreme Cold Warning | GGW | Daniels, Phillips, Sheridan, Valley | 14 hr |
| Feb 9, 2:38 AM MST | Extreme Cold Warning | TFX | Blaine, Chouteau, Glacier, Hill, Liberty, Pondera and 1 more | 38 hr |
| Feb 9, 2:38 AM MST | Extreme Cold Warning | TFX | Beaverhead, Blaine, Broadwater, Cascade, Chouteau, Fergus and 12 more | 56 hr |
| Feb 9, 2:06 PM MST | Extreme Cold Warning | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 68 hr |
| Feb 10, 1:25 AM MST | Extreme Cold Warning | BYZ | Fallon | 34 hr |
| Feb 11, 2:23 AM MST | Extreme Cold Warning | TFX | Blaine, Glacier, Hill, Liberty, Pondera, Toole | 33 hr |
| Feb 12, 1:17 AM MST | Extreme Cold Warning | TFX | Beaverhead, Blaine, Broadwater, Gallatin, Hill, Jefferson and 3 more | 32 hr |
| Feb 16, 1:29 PM MST | Extreme Cold Warning | TFX | Blaine, Cascade, Chouteau, Fergus, Glacier, Hill and 6 more | 71 hr |
| Feb 16, 1:48 PM MST | Extreme Cold Warning | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 69 hr |
| Feb 16, 1:50 PM MST | Extreme Cold Warning | BYZ | Carter, Custer, Fallon | 69 hr |
| Feb 19, 11:03 AM MST | Extreme Cold Warning | GGW | Sheridan | 23 hr |
| Dec 11, 1:54 PM MST | Extreme Cold Warning | GGW | Daniels, Sheridan, Valley | 22 hr |
| Dec 26, 2:17 PM MST | Extreme Cold Warning | TFX | Blaine, Chouteau, Glacier, Hill, Liberty, Pondera and 1 more | 45 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Blaine County9
- Hill County9
- Liberty County8
- Toole County8
- Sheridan County7
- Glacier County7
- Pondera County7
- Daniels County6
- Valley County6
- Phillips County5
- Chouteau County5
- Lewis and Clark County4
- Dawson County3
- Richland County3
- Roosevelt County3
- Wibaux County3
- Beaverhead County3
- Broadwater County3
- Cascade County3
- Fergus County3
- Gallatin County3
- Jefferson County3
- Judith Basin County3
- Madison County3
- Meagher County3
- Fallon County3
- Teton County3
- Carter County2
- Garfield County2
- McCone County2
- Petroleum County2
- Prairie County2
- Deer Lodge County1
- Granite County1
- Lake County1
- Missoula County1
- Powell County1
- Silver Bow County1
- Custer County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.