Winter Storm Watches in Montana
917 winter storm watches 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 winter storm watches reaches back to 2005.
Winter Storm Watches by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Winter Storm Watches
- 917
- Busiest year
- 200868 winter storm watches
- Average year
- 42over 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.
- Missoula County204
- Carbon County197
- Lake County195
- Stillwater County192
- Sweet Grass County192
- Park County188
- Granite County185
- Flathead County184
- Sanders County160
- Powell County146
- Ravalli County143
- Mineral County131
- Wheatland County121
- Big Horn County91
- Deer Lodge County91
- Silver Bow County91
- Lincoln County90
- Rosebud County87
- Phillips County81
- Carter County79
- Powder River County79
- Golden Valley County72
- Garfield County71
- Fallon County70
- Petroleum County68
- Prairie County68
- Custer County67
- Valley County67
- Dawson County66
- McCone County66
- Roosevelt County66
- Treasure County64
- Wibaux County64
- Musselshell County62
- Sheridan County62
- Daniels County60
- Richland County59
- Gallatin County44
- Lewis and Clark County44
- Pondera County40
The latest winter storm watches
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 25, 11:56 AM MDT | Winter Storm Watch | MSO | Deer Lodge, Granite, Missoula, Powell, Ravalli, Silver Bow | 23 hr |
| Apr 21, 2:55 PM MDT | Winter Storm Watch | BYZ | Carbon, Park, Stillwater, Sweet Grass | 9 hr |
| Apr 21, 2:20 PM MDT | Winter Storm Watch | TFX | Gallatin | 24 hr |
| Apr 20, 12:51 PM MDT | Winter Storm Watch | TFX | Beaverhead, Broadwater, Cascade, Chouteau, Fergus, Gallatin and 4 more | 49 hr |
| Apr 14, 12:10 AM MDT | Winter Storm Watch | TFX | Beaverhead, Gallatin, Madison | 38 hr |
| Apr 13, 10:56 PM MDT | Winter Storm Watch | BYZ | Carbon, Park, Stillwater, Sweet Grass | 24 hr |
| Apr 1, 2:10 AM MDT | Winter Storm Watch | GGW | Dawson, Prairie, Wibaux | 24 hr |
| Mar 31, 4:19 PM MDT | Winter Storm Watch | BYZ | Big Horn, Carbon, Carter, Custer, Fallon, Park and 7 more | 35 hr |
| Mar 31, 10:23 AM MDT | Winter Storm Watch | MSO | Deer Lodge, Granite, Lake, Missoula, Powell, Ravalli and 1 more | 25 hr |
| Mar 30, 10:33 PM MDT | Winter Storm Watch | TFX | Beaverhead, Broadwater, Cascade, Chouteau, Fergus, Gallatin and 6 more | 24 hr |
| Mar 13, 1:56 AM MDT | Winter Storm Watch | GGW | Dawson, McCone, Prairie, Wibaux | 9 hr |
| Mar 12, 12:46 AM MDT | Winter Storm Watch | TFX | Broadwater, Gallatin, Jefferson, Lewis and Clark, Meagher | 13 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. Warning verification from the Mesonet's Cow. Rebuilt daily.