Alert archive / Montana / 2021
Weather alerts in Montana, February 2021
128 weather alerts in February 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in February 2021. Tap one for its archive.
- Alerts
- 128
- Warnings
- 20
- Watches
- 14
- Advisories
- 53
- Busiest day
- February 24, 202114 alerts
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 |
|---|---|---|---|---|
| Jan 31, 9:59 PM MST | Dense Fog Advisory | GGW | Roosevelt, Sheridan | 5 hr |
| Feb 1, 2:53 AM MST | Winter Weather Advisory | TFX | 56 hr | |
| Feb 2, 1:20 AM MST | Winter Weather Advisory | BYZ | Big Horn, Carbon, Park, Stillwater, Sweet Grass | 43 hr |
| Feb 2, 9:27 AM MST | Winter Weather Advisory | MSO | Deer Lodge, Granite, Mineral, Missoula, Powell, Sanders and 1 more | 20 hr |
| Feb 2, 1:34 PM MST | Winter Weather Advisory | GGW | Daniels, McCone, Richland, Roosevelt, Sheridan, Valley | 23 hr |
| Feb 3, 2:50 AM MST | Special Weather Statement | BYZ | Golden Valley, Musselshell, Wheatland | 115 min |
| Feb 3, 4:45 AM MST | Winter Storm Watch | TFX | 19 hr | |
| Feb 3, 4:45 AM MST | Winter Weather Advisory | TFX | 4 days | |
| Feb 3, 6:35 AM MST | Special Weather Statement | BYZ | Rosebud, Treasure, Yellowstone | 85 min |
| Feb 3, 12:21 PM MST | Wind Chill Advisory | GGW | Daniels, Richland, Roosevelt, Sheridan, Valley | 22 hr |
| Feb 3, 2:50 PM MST | Winter Storm Watch | BYZ | Big Horn, Carbon, Golden Valley, Musselshell, Park, Powder River and 6 more | 37 hr |
| Feb 3, 3:24 PM MST | Special Weather Statement | MSO | Missoula | 36 min |
| Feb 3, 4:40 PM MST | Special Weather Statement | MSO | Missoula | 50 min |
| Feb 3, 5:14 PM MST | Winter Weather Advisory | MSO | Granite, Lake, Missoula, Powell | 3 hr |
| Feb 3, 5:36 PM MST | Special Weather Statement | MSO | Missoula | 24 min |
| Feb 3, 6:27 PM MST | Special Weather Statement | MSO | Missoula | 48 min |
| Feb 4, 9:28 AM MST | Winter Storm Warning | BYZ | Big Horn, Carbon, Golden Valley, Musselshell, Park, Rosebud and 4 more | 3 days |
| Feb 4, 11:07 AM MST | Winter Weather Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Lincoln, Mineral and 5 more | 26 hr |
| Feb 4, 1:34 PM MST | Winter Storm Watch | MSO | Flathead, Granite, Lake, Missoula, Powell, Sanders | 25 hr |
| Feb 4, 1:48 PM MST | Winter Weather Advisory | BYZ | Carter, Custer, Fallon, Powder River, Rosebud, Treasure | 62 hr |
| Feb 4, 2:05 PM MST | Wind Chill Watch | GGW | Daniels, Sheridan, Valley | 13 hr |
| Feb 4, 2:05 PM MST | Wind Chill Advisory | GGW | Daniels, Roosevelt, Sheridan, Valley | 13 hr |
| Feb 4, 2:05 PM MST | Wind Chill Advisory | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 6 days |
| Feb 4, 2:05 PM MST | Winter Storm Watch | GGW | Petroleum | 13 hr |
| Feb 4, 2:45 PM MST | Winter Storm Warning | TFX | 3 days | |
| Feb 5, 2:48 AM MST | Winter Weather Advisory | GGW | Petroleum | 48 hr |
| Feb 5, 2:59 PM MST | Winter Storm Watch | MSO | Deer Lodge, Granite, Mineral, Missoula, Powell, Ravalli and 2 more | 23 hr |
| Feb 5, 2:59 PM MST | Winter Storm Warning | MSO | Deer Lodge, Flathead, Granite, Lake, Mineral, Missoula and 4 more | 50 hr |
| Feb 5, 2:59 PM MST | Winter Weather Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Lincoln, Missoula and 4 more | 68 hr |
| Feb 6, 3:12 AM MST | Winter Weather Advisory | MSO | Deer Lodge, Granite, Powell, Silver Bow | 5 hr |
| Feb 6, 3:26 AM MST | Wind Chill Advisory | BYZ | Big Horn, Carbon, Carter, Custer, Fallon, Golden Valley and 9 more | 10 days |
| Feb 7, 2:49 AM MST | Wind Chill Warning | GGW | Daniels, Phillips, Roosevelt, Sheridan, Valley | 7 days |
| Feb 7, 3:06 AM MST | Wind Chill Advisory | TFX | 3 days | |
| Feb 7, 3:48 AM MST | Winter Weather Advisory | BYZ | Big Horn, Carbon, Park, Stillwater, Sweet Grass, Wheatland and 1 more | 24 hr |
| Feb 7, 8:34 AM MST | Winter Weather Advisory | TFX | 18 hr | |
| Feb 7, 9:38 AM MST | Special Weather Statement | TFX | Madison | 52 min |
| Feb 7, 10:32 AM MST | Special Weather Statement | TFX | Madison | 58 min |
| Feb 7, 10:58 AM MST | Winter Weather Advisory | MSO | Missoula, Ravalli | 24 hr |
| Feb 7, 1:56 PM MST | Winter Weather Advisory | TFX | 13 hr | |
| Feb 8, 7:47 AM MST | Wind Chill Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Missoula, Powell and 2 more | 27 hr |
| Feb 8, 4:40 PM MST | Winter Weather Advisory | MSO | Missoula, Ravalli | 16 hr |
| Feb 8, 8:34 PM MST | Wind Chill Warning | TFX | 6 days | |
| Feb 9, 2:35 PM MST | Wind Chill Warning | GGW | Dawson, Garfield, McCone, Petroleum, Phillips, Prairie and 2 more | 5 days |
| Feb 10, 3:38 AM MST | Wind Chill Advisory | TFX | 5 days | |
| Feb 10, 3:39 AM MST | Wind Chill Warning | BYZ | Carter, Custer, Fallon, Golden Valley, Rosebud, Wheatland | 4 days |
| Feb 10, 8:14 AM MST | Wind Chill Warning | MSO | Deer Lodge, Flathead, Granite, Lake, Missoula, Powell and 3 more | 3 days |
| Feb 10, 8:14 AM MST | Wind Chill Advisory | MSO | Flathead, Lake, Lincoln, Mineral, Missoula, Ravalli and 1 more | 3 days |
| Feb 11, 3:31 AM MST | Winter Weather Advisory | MSO | Granite, Missoula, Ravalli | 61 hr |
| Feb 11, 6:03 AM MST | Winter Weather Advisory | MSO | Granite, Lake, Missoula, Powell, Ravalli | 5 hr |
| Feb 12, 2:45 AM MST | Winter Weather Advisory | TFX | 17 hr | |
| Feb 13, 10:58 AM MST | Wind Chill Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Missoula, Powell and 3 more | 25 hr |
| Feb 14, 2:24 AM MST | Winter Weather Advisory | BYZ | Big Horn, Carbon, Golden Valley, Park, Stillwater, Sweet Grass and 1 more | 48 hr |
| Feb 14, 2:26 PM MST | Wind Chill Advisory | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 21 hr |
| Feb 14, 2:31 PM MST | Winter Weather Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Lincoln, Mineral and 5 more | 3 days |
| Feb 14, 2:36 PM MST | Winter Weather Advisory | TFX | 3 days | |
| Feb 15, 7:29 AM MST | Winter Storm Warning | MSO | Missoula, Ravalli | 49 hr |
| Feb 15, 11:58 AM MST | Wind Chill Advisory | GGW | Daniels, Dawson, Richland, Roosevelt, Sheridan, Valley and 1 more | 23 hr |
| Feb 15, 12:51 PM MST | Winter Weather Advisory | MSO | Missoula, Ravalli | 23 hr |
| Feb 15, 11:04 PM MST | Areal Flood Advisory | TFX | Gallatin | 33 hr |
| Feb 17, 7:46 AM MST | Special Weather Statement | TFX | Cascade | 119 min |
| Feb 17, 9:47 AM MST | Special Weather Statement | TFX | Cascade, Teton | 88 min |
| Feb 17, 1:21 PM MST | Wind Chill Advisory | TFX | 20 hr | |
| Feb 17, 2:29 PM MST | Wind Chill Advisory | GGW | Daniels, Phillips, Roosevelt, Sheridan, Valley | 19 hr |
| Feb 17, 6:58 PM MST | Special Weather Statement | MSO | Missoula | 47 min |
| Feb 18, 1:24 AM MST | Wind Advisory | BYZ | Park, Stillwater, Sweet Grass | 34 hr |
| Feb 18, 3:06 AM MST | Winter Weather Advisory | MSO | Flathead, Granite, Lake, Mineral, Missoula, Powell and 2 more | 35 hr |
| Feb 18, 3:24 AM MST | Winter Weather Advisory | TFX | 40 hr | |
| Feb 18, 6:30 AM MST | Special Weather Statement | BYZ | Big Horn, Musselshell, Rosebud, Treasure, Yellowstone | 75 min |
| Feb 18, 6:32 AM MST | Special Weather Statement | BYZ | Big Horn, Musselshell, Rosebud, Treasure, Yellowstone | 73 min |
| Feb 18, 2:42 PM MST | High Wind Watch | TFX | 37 hr | |
| Feb 19, 11:08 AM MST | High Wind Watch | BYZ | Golden Valley, Park, Stillwater, Sweet Grass, Wheatland | 16 hr |
| Feb 19, 2:08 PM MST | High Wind Watch | GGW | Dawson, Garfield, McCone, Petroleum, Phillips, Prairie and 2 more | 60 hr |
| Feb 20, 3:00 AM MST | High Wind Warning | BYZ | Big Horn, Carter, Custer, Fallon, Golden Valley, Musselshell and 8 more | 4 days |
| Feb 20, 3:39 AM MST | High Wind Warning | TFX | 3 days | |
| Feb 20, 2:56 PM MST | High Wind Watch | MSO | Flathead, Lake, Lincoln, Sanders | 20 hr |
| Feb 20, 4:51 PM MST | Special Weather Statement | MSO | Powell | 39 min |
| Feb 20, 5:35 PM MST | Special Weather Statement | TFX | Jefferson | 40 min |
| Feb 20, 7:19 PM MST | Winter Storm Watch | TFX | 7 hr | |
| Feb 21, 2:24 AM MST | High Wind Warning | GGW | Dawson, Garfield, McCone, Petroleum, Phillips, Prairie and 2 more | 40 hr |
| Feb 21, 2:30 AM MST | Blizzard Warning | TFX | 49 hr | |
| Feb 21, 2:30 AM MST | Winter Weather Advisory | TFX | 13 hr | |
| Feb 21, 2:34 AM MST | High Wind Watch | BYZ | Custer, Fallon | 12 hr |
| Feb 21, 8:20 AM MST | Winter Weather Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Lincoln, Mineral and 5 more | 71 hr |
| Feb 21, 10:39 AM MST | Winter Storm Warning | MSO | Flathead, Lake | 9 hr |
| Feb 21, 10:42 AM MST | High Wind Warning | MSO | Flathead, Lincoln, Sanders | 24 hr |
| Feb 21, 10:42 AM MST | Wind Advisory | MSO | Flathead, Lake, Sanders | 36 hr |
| Feb 21, 12:24 PM MST | Special Weather Statement | BYZ | Sweet Grass, Wheatland | 3 hr |
| Feb 21, 7:30 PM MST | Winter Storm Warning | MSO | Flathead, Lake | 32 hr |
| Feb 21, 8:32 PM MST | Winter Weather Advisory | TFX | 38 hr | |
| Feb 22, 1:42 AM MST | Winter Weather Advisory | GGW | Daniels, Phillips, Richland, Roosevelt, Sheridan, Valley | 36 hr |
| Feb 22, 5:53 PM MST | High Wind Warning | GGW | Dawson, Garfield, McCone, Petroleum, Phillips, Prairie and 1 more | 20 hr |
| Feb 23, 3:03 AM MST | Special Weather Statement | TFX | Broadwater, Jefferson, Meagher | 42 min |
| Feb 23, 8:08 AM MST | Winter Weather Advisory | MSO | Mineral, Missoula, Sanders | 23 hr |
| Feb 23, 2:41 PM MST | High Wind Watch | TFX | 13 hr | |
| Feb 23, 5:41 PM MST | Winter Weather Advisory | MSO | Granite, Missoula, Ravalli | 14 hr |
| Feb 24, 12:55 AM MST | Special Weather Statement | TFX | Chouteau | 65 min |
| Feb 24, 2:16 AM MST | Special Weather Statement | TFX | Blaine | 119 min |
| Feb 24, 3:01 AM MST | High Wind Watch | BYZ | Golden Valley, Sweet Grass, Wheatland | 11 hr |
| Feb 24, 3:01 AM MST | Wind Advisory | BYZ | Park, Stillwater, Sweet Grass | 57 hr |
| Feb 24, 3:30 AM MST | Winter Weather Advisory | TFX | 8 hr | |
| Feb 24, 3:35 AM MST | High Wind Warning | TFX | 41 hr | |
| Feb 24, 7:24 AM MST | Special Weather Statement | TFX | Cascade, Chouteau, Lewis and Clark, Liberty, Pondera, Teton | 36 min |
| Feb 24, 8:08 AM MST | Special Weather Statement | TFX | Cascade, Chouteau, Judith Basin, Lewis and Clark, Teton | 37 min |
| Feb 24, 8:48 AM MST | Special Weather Statement | TFX | Cascade, Chouteau, Judith Basin, Lewis and Clark | 42 min |
| Feb 24, 9:30 AM MST | Special Weather Statement | TFX | Cascade, Chouteau, Judith Basin, Lewis and Clark | 45 min |
| Feb 24, 11:07 AM MST | Winter Weather Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Lincoln, Mineral and 5 more | 72 hr |
| Feb 24, 11:52 AM MST | Winter Weather Advisory | TFX | 3 days | |
| Feb 24, 1:38 PM MST | High Wind Warning | BYZ | Golden Valley, Sweet Grass, Wheatland | 49 hr |
| Feb 25, 2:24 PM MST | Special Weather Statement | TFX | 66 min | |
| Feb 26, 11:05 AM MST | Special Weather Statement | MSO | Granite | 40 min |
| Feb 26, 11:47 AM MST | Special Weather Statement | MSO | Granite | 58 min |
| Feb 26, 12:16 PM MST | Special Weather Statement | MSO | Granite | 29 min |
| Feb 26, 12:46 PM MST | Special Weather Statement | MSO | Granite | 59 min |
| Feb 26, 1:05 PM MST | Special Weather Statement | MSO | Granite | 40 min |
| Feb 26, 2:33 PM MST | Winter Weather Advisory | BYZ | Big Horn | 28 hr |
| Feb 26, 4:31 PM MST | Special Weather Statement | MSO | Missoula | 59 min |
| Feb 27, 11:58 AM MST | Special Weather Statement | MSO | Missoula | 47 min |
| Feb 27, 1:10 PM MST | Special Weather Statement | BYZ | Yellowstone | 35 min |
| Feb 27, 1:19 PM MST | Special Weather Statement | BYZ | Stillwater | 41 min |
| Feb 27, 1:48 PM MST | Special Weather Statement | BYZ | Treasure | 42 min |
| Feb 27, 2:19 PM MST | Special Weather Statement | BYZ | Stillwater | 41 min |
| Feb 27, 2:40 PM MST | Special Weather Statement | TFX | Lewis and Clark, Teton | 35 min |
| Feb 27, 3:11 PM MST | Special Weather Statement | BYZ | Stillwater | 34 min |
| Feb 27, 3:22 PM MST | Special Weather Statement | TFX | Lewis and Clark, Teton | 38 min |
| Feb 27, 3:52 PM MST | Special Weather Statement | BYZ | Carbon | 38 min |
| Feb 27, 4:11 PM MST | Special Weather Statement | TFX | Cascade, Lewis and Clark, Teton | 49 min |
| Feb 28, 12:29 AM MST | Special Weather Statement | BYZ | Yellowstone | 76 min |
| Feb 28, 7:57 AM MST | High Wind Warning | BYZ | Sweet Grass | 12 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Special Weather Statement | 41 |
| Flooding | |
| Areal Flood Advisory | 1 |
| Winter | |
| Blizzard Warning | 1 |
| Winter Storm Warning | 6 |
| Winter Storm Watch | 6 |
| Winter Weather Advisory | 35 |
| Cold | |
| Wind Chill Warning | 5 |
| Wind Chill Watch | 1 |
| Wind Chill Advisory | 13 |
| Wind and dust | |
| High Wind Warning | 8 |
| High Wind Watch | 7 |
| Wind Advisory | 3 |
| Fog and smoke | |
| Dense Fog Advisory | 1 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Missoula County30
- Granite County23
- Sanders County18
- Lake County18
- Ravalli County18
- Powell County17
- Flathead County17
- Sweet Grass County14
- Stillwater County13
- Deer Lodge County12
- Silver Bow County12
- Valley County12
- Wheatland County12
- Sheridan County11
- Roosevelt County10
- Big Horn County10
- Park County10
- Mineral County10
- Daniels County10
- Golden Valley County10
- Yellowstone County10
- Rosebud County9
- Phillips County9
- Treasure County8
- Lincoln County8
- Petroleum County8
- Carbon County7
- McCone County7
- Richland County7
- Musselshell County7
- Dawson County7
- Wibaux County7
- Cascade County7
- Lewis and Clark County7
- Garfield County6
- Prairie County6
- Teton County6
- Custer County5
- Fallon County5
- Chouteau County5
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.