Alert archive / Montana / Winter Storm Warnings / 2016
Winter Storm Warnings in Montana, December 2016
19 winter storm warnings in December 2016. 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 warnings reaches back to 2005.
Winter Storm Warnings by county
Each county as a circle sized by its count in December 2016. Tap one for its archive.
- Winter Storm Warnings
- 19
- Busiest day
- December 15, 20163 winter storm warnings
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| Dec 3, 2:19 PM MST | Winter Storm Warning | MSO | Flathead, Granite, Lake, Mineral, Missoula, Powell and 2 more | 45 hr |
| Dec 3, 2:22 PM MST | Winter Storm Warning | TFX | 37 hr | |
| Dec 3, 6:07 PM MST | Winter Storm Warning | BYZ | Carbon, Park, Stillwater, Sweet Grass | 39 hr |
| Dec 9, 4:45 PM MST | Winter Storm Warning | BYZ | Carbon, Park, Stillwater, Sweet Grass | 25 hr |
| Dec 11, 9:44 AM MST | Winter Storm Warning | MSO | Flathead, Granite, Lake, Mineral, Missoula, Powell and 2 more | 34 hr |
| Dec 11, 2:38 PM MST | Winter Storm Warning | TFX | 23 hr | |
| Dec 14, 3:45 AM MST | Winter Storm Warning | TFX | 65 hr | |
| Dec 14, 4:59 AM MST | Winter Storm Warning | BYZ | Big Horn, Carbon, Carter, Golden Valley, Musselshell, Park and 6 more | 71 hr |
| Dec 14, 10:06 PM MST | Winter Storm Warning | GGW | Garfield, Petroleum | 41 hr |
| Dec 15, 5:58 AM MST | Winter Storm Warning | MSO | Deer Lodge, Granite, Lake, Mineral, Missoula, Powell and 3 more | 5 hr |
| Dec 15, 3:14 PM MST | Winter Storm Warning | MSO | Deer Lodge, Granite, Powell, Silver Bow | 31 hr |
| Dec 19, 8:09 AM MST | Winter Storm Warning | MSO | Flathead, Lake | 8 hr |
| Dec 19, 2:01 PM MST | Winter Storm Warning | MSO | Granite, Mineral, Missoula, Ravalli, Sanders | 28 hr |
| Dec 20, 3:45 AM MST | Winter Storm Warning | TFX | 29 hr | |
| Dec 23, 3:51 AM MST | Winter Storm Warning | TFX | 53 hr | |
| Dec 23, 11:42 AM MST | Winter Storm Warning | BYZ | Carter, Custer, Fallon, Powder River, Rosebud | 59 hr |
| Dec 23, 2:52 PM MST | Winter Storm Warning | GGW | Daniels, Dawson, McCone, Prairie, Richland, Roosevelt and 2 more | 68 hr |
| Dec 26, 2:11 PM MST | Winter Storm Warning | MSO | Flathead, Lake, Mineral, Missoula, Sanders | 31 hr |
| Dec 26, 2:48 PM MST | Winter Storm Warning | TFX | 30 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Granite County5
- Lake County5
- Mineral County5
- Missoula County5
- Sanders County5
- Flathead County4
- Powell County4
- Ravalli County4
- Carbon County3
- Park County3
- Stillwater County3
- Sweet Grass County3
- Carter County2
- Powder River County2
- Rosebud County2
- Deer Lodge County2
- Silver Bow County2
- Big Horn County1
- Golden Valley County1
- Musselshell County1
- Treasure County1
- Wheatland County1
- Garfield County1
- Petroleum County1
- Custer County1
- Fallon County1
- Daniels County1
- Dawson County1
- McCone County1
- Prairie County1
- Richland County1
- Roosevelt County1
- Sheridan County1
- Wibaux County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20152017
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.