Blizzard Warnings in Montana
137 blizzard warnings since 1986. 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 blizzard warnings reaches back to 2005.
Blizzard Warnings by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Blizzard Warnings
- 137
- Busiest year
- 202215 blizzard warnings
- Average year
- 6over 22 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Roosevelt County28
- Sheridan County28
- Wibaux County22
- Richland County20
- Dawson County18
- Fallon County17
- Valley County17
- Daniels County16
- Phillips County16
- Carter County15
- McCone County14
- Lake County12
- Prairie County12
- Flathead County10
- Golden Valley County9
- Powder River County9
- Wheatland County9
- Sanders County7
- Custer County7
- Park County7
- Stillwater County7
- Glacier County7
- Pondera County7
- Garfield County6
- Petroleum County6
- Sweet Grass County6
- Missoula County5
- Ravalli County5
- Lewis and Clark County5
- Teton County5
- Rosebud County4
- Granite County4
- Powell County4
- Big Horn County3
- Cascade County3
- Judith Basin County3
- Toole County2
- Chouteau County2
- Meagher County2
- Fergus County2
The latest blizzard warnings
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 23, 3:34 AM MDT | Blizzard Warning | GGW | McCone, Valley | 8 hr |
| Mar 14, 11:09 AM MDT | Blizzard Warning | TFX | Cascade, Fergus, Glacier, Judith Basin, Lewis and Clark, Pondera and 2 more | 13 hr |
| Mar 11, 12:31 PM MDT | Blizzard Warning | TFX | Glacier, Lewis and Clark, Pondera, Teton | 25 hr |
| Mar 11, 9:21 AM MDT | Blizzard Warning | MSO | Flathead, Lake | 24 hr |
| Feb 16, 10:33 PM MST | Blizzard Warning | GGW | Daniels, McCone, Phillips, Roosevelt, Sheridan, Valley | 36 hr |
Nearby
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. Rebuilt daily.