Alert archive / Montana / 2011
Weather alerts in Montana, January 2011
149 weather alerts in January 2011, 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 January 2011. Tap one for its archive.
- Alerts
- 149
- Warnings
- 34
- Watches
- 19
- Advisories
- 96
- Busiest day
- January 20, 201110 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 |
|---|---|---|---|---|
| Dec 31, 8:39 PM MST | Wind Chill Advisory | BYZ | Carbon, Golden Valley, Musselshell, Park, Stillwater, Sweet Grass and 1 more | 14 hr |
| Dec 31, 9:20 PM MST | Wind Chill Advisory | GGW | Daniels, Dawson, McCone, Prairie, Richland, Roosevelt and 2 more | 16 hr |
| Jan 1, 3:46 AM MST | Winter Weather Advisory | BYZ | Custer, Fallon, Golden Valley, Park, Rosebud, Stillwater and 2 more | 49 hr |
| Jan 1, 12:35 PM MST | Winter Weather Advisory | TFX | 28 hr | |
| Jan 1, 2:51 PM MST | Wind Chill Advisory | GGW | Daniels, Dawson, Phillips, Richland, Roosevelt, Sheridan and 1 more | 13 hr |
| Jan 2, 9:08 AM MST | River Flood Warning | TFX | Gallatin | 5 days |
| Jan 2, 11:13 AM MST | Winter Weather Advisory | GGW | Dawson, Garfield, McCone, Petroleum, Phillips, Prairie and 4 more | 17 hr |
| Jan 2, 1:02 PM MST | Winter Weather Advisory | MSO | Granite, Mineral, Missoula, Ravalli, Sanders | 19 hr |
| Jan 2, 3:22 PM MST | Winter Storm Warning | TFX | 12 hr | |
| Jan 3, 4:44 PM MST | Air Stagnation Advisory | TFX | 24 hr | |
| Jan 4, 4:01 AM MST | Wind Advisory | BYZ | Park, Stillwater, Sweet Grass | 59 hr |
| Jan 4, 4:44 AM MST | Areal Flood Warning | TFX | Madison | 3 days |
| Jan 4, 4:59 AM MST | Flash Flood Watch | TFX | 33 hr | |
| Jan 4, 2:35 PM MST | High Wind Watch | TFX | 13 hr | |
| Jan 4, 2:49 PM MST | Winter Weather Advisory | MSO | Flathead, Granite, Lake, Lincoln, Mineral, Missoula and 3 more | 20 hr |
| Jan 4, 3:12 PM MST | High Wind Watch | BYZ | Golden Valley, Wheatland | 24 hr |
| Jan 5, 3:45 AM MST | High Wind Warning | TFX | 33 hr | |
| Jan 5, 7:47 AM MST | Winter Weather Advisory | TFX | 3 hr | |
| Jan 5, 8:19 AM MST | Winter Weather Advisory | BYZ | Golden Valley, Wheatland | 6 hr |
| Jan 5, 3:16 PM MST | High Wind Warning | BYZ | Golden Valley, Wheatland | 24 hr |
| Jan 5, 6:27 PM MST | Winter Weather Advisory | TFX | 18 hr | |
| Jan 6, 3:05 PM MST | Winter Storm Watch | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 5 more | 24 hr |
| Jan 6, 3:50 PM MST | Winter Storm Watch | BYZ | Carter, Custer, Fallon, Powder River, Rosebud, Treasure | 23 hr |
| Jan 6, 6:54 PM MST | Wind Advisory | BYZ | Park | 2 hr |
| Jan 6, 9:11 PM MST | Winter Weather Advisory | GGW | Daniels, Roosevelt, Sheridan | 7 hr |
| Jan 7, 4:00 AM MST | Winter Weather Advisory | MSO | Flathead, Granite, Lake, Lincoln, Mineral, Missoula and 3 more | 64 hr |
| Jan 7, 2:06 PM MST | Winter Weather Advisory | TFX | 23 hr | |
| Jan 7, 3:19 PM MST | Winter Weather Advisory | BYZ | Big Horn, Carter, Custer, Fallon, Musselshell, Powder River and 2 more | 47 hr |
| Jan 7, 3:20 PM MST | Winter Weather Advisory | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 43 hr |
| Jan 7, 9:17 PM MST | Winter Storm Warning | GGW | Daniels, Garfield, McCone, Roosevelt, Valley | 30 hr |
| Jan 8, 3:02 PM MST | Winter Weather Advisory | MSO | Missoula, Ravalli | 19 hr |
| Jan 8, 9:00 PM MST | Winter Weather Advisory | TFX | 14 hr | |
| Jan 9, 10:09 AM MST | Winter Weather Advisory | MSO | Granite, Missoula, Ravalli | 13 hr |
| Jan 9, 2:34 PM MST | Wind Chill Advisory | TFX | 19 hr | |
| Jan 9, 3:00 PM MST | Wind Chill Advisory | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 19 hr |
| Jan 10, 8:28 AM MST | Areal Flood Warning | TFX | Madison | 3 days |
| Jan 10, 2:07 PM MST | Winter Storm Watch | MSO | Flathead, Lake, Lincoln, Mineral, Missoula, Sanders | 14 hr |
| Jan 10, 3:13 PM MST | Wind Chill Advisory | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 18 hr |
| Jan 10, 3:19 PM MST | Wind Chill Advisory | BYZ | Carter, Custer, Fallon, Rosebud | 20 hr |
| Jan 10, 7:54 PM MST | Winter Weather Advisory | GGW | Garfield, Phillips | 7 hr |
| Jan 11, 3:58 AM MST | Winter Storm Warning | MSO | Flathead, Granite, Lake, Lincoln, Mineral, Missoula and 2 more | 61 hr |
| Jan 11, 3:58 AM MST | Winter Weather Advisory | MSO | Flathead, Lake, Sanders | 11 hr |
| Jan 11, 4:00 AM MST | Winter Storm Watch | TFX | 7 hr | |
| Jan 11, 10:35 AM MST | Winter Storm Warning | TFX | 52 hr | |
| Jan 11, 2:56 PM MST | Wind Chill Advisory | GGW | Phillips, Valley | 29 hr |
| Jan 11, 3:00 PM MST | Winter Weather Advisory | MSO | Granite, Lake, Missoula, Powell, Ravalli | 50 hr |
| Jan 11, 7:36 PM MST | Wind Chill Advisory | TFX | 12 hr | |
| Jan 12, 8:07 AM MST | Wind Advisory | BYZ | Park, Stillwater, Sweet Grass | 21 hr |
| Jan 12, 2:18 PM MST | High Wind Warning | TFX | 13 hr | |
| Jan 12, 6:47 PM MST | River Flood Warning | TFX | Gallatin | 15 hr |
| Jan 13, 6:47 AM MST | Wind Chill Advisory | TFX | 4 hr | |
| Jan 13, 10:41 AM MST | Winter Weather Advisory | TFX | 4 hr | |
| Jan 13, 2:33 PM MST | Winter Weather Advisory | TFX | 38 hr | |
| Jan 13, 10:05 PM MST | Winter Weather Advisory | BYZ | Custer, Fallon, Rosebud | 4 hr |
| Jan 13, 10:07 PM MST | Freezing Rain Advisory | MSO | Flathead, Granite, Lake, Lincoln, Mineral, Missoula and 3 more | 11 hr |
| Jan 14, 3:49 AM MST | Winter Weather Advisory | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 24 hr |
| Jan 14, 4:20 AM MST | Winter Weather Advisory | BYZ | Custer, Fallon, Rosebud | 18 hr |
| Jan 14, 4:38 AM MST | Winter Weather Advisory | TFX | 17 hr | |
| Jan 14, 8:29 AM MST | Wind Chill Advisory | TFX | 7 hr | |
| Jan 14, 2:31 PM MST | Winter Weather Advisory | MSO | Flathead, Lake | 12 hr |
| Jan 15, 4:59 AM MST | High Wind Watch | TFX | 24 hr | |
| Jan 15, 9:23 AM MST | Winter Weather Advisory | BYZ | Carter, Custer, Powder River, Rosebud, Treasure | 6 hr |
| Jan 15, 10:19 AM MST | High Wind Warning | TFX | 5 hr | |
| Jan 15, 3:00 PM MST | High Wind Watch | BYZ | Carbon, Golden Valley, Park, Stillwater, Sweet Grass, Wheatland | 12 hr |
| Jan 16, 3:07 AM MST | High Wind Warning | BYZ | Golden Valley, Wheatland | 20 hr |
| Jan 16, 3:07 AM MST | Wind Advisory | BYZ | Park, Stillwater, Sweet Grass | 20 hr |
| Jan 16, 3:17 AM MST | Freezing Rain Advisory | GGW | Dawson, Garfield, McCone, Petroleum, Phillips, Prairie and 4 more | 23 hr |
| Jan 16, 4:34 AM MST | High Wind Warning | TFX | 17 hr | |
| Jan 16, 4:59 AM MST | Dense Fog Advisory | BYZ | Fallon | 5 hr |
| Jan 16, 5:06 AM MST | Winter Weather Advisory | TFX | 30 hr | |
| Jan 16, 5:31 AM MST | Winter Weather Advisory | BYZ | Big Horn, Custer, Fallon, Musselshell, Rosebud, Treasure | 14 hr |
| Jan 16, 1:14 PM MST | Areal Flood Warning | TFX | Madison | 53 hr |
| Jan 16, 3:32 PM MST | Wind Advisory | MSO | Deer Lodge, Granite, Powell, Silver Bow | 22 hr |
| Jan 16, 6:44 PM MST | Freezing Rain Advisory | TFX | 10 hr | |
| Jan 17, 12:38 AM MST | High Wind Warning | TFX | 10 hr | |
| Jan 17, 12:47 AM MST | Freezing Rain Advisory | BYZ | Big Horn, Carter, Custer, Fallon, Golden Valley, Musselshell and 4 more | 14 hr |
| Jan 17, 3:10 AM MST | Wind Chill Advisory | GGW | Daniels, Phillips, Sheridan, Valley | 8 hr |
| Jan 17, 8:10 AM MST | Flash Flood Warning | MSO | Lincoln | 7 hr |
| Jan 17, 9:17 AM MST | Areal Flood Advisory | MSO | Lincoln, Sanders | 24 hr |
| Jan 17, 3:48 PM MST | Winter Weather Advisory | BYZ | Big Horn, Carter, Custer, Fallon, Musselshell, Powder River and 2 more | 44 hr |
| Jan 17, 7:24 PM MST | Winter Weather Advisory | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 17 hr |
| Jan 17, 11:45 PM MST | Winter Weather Advisory | TFX | 11 hr | |
| Jan 18, 3:21 AM MST | Winter Weather Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Mineral, Missoula and 4 more | 30 hr |
| Jan 18, 4:09 AM MST | Winter Storm Warning | BYZ | Carbon, Park, Stillwater, Sweet Grass | 32 hr |
| Jan 18, 4:09 AM MST | Winter Weather Advisory | BYZ | Carbon, Park, Stillwater, Sweet Grass | 32 hr |
| Jan 18, 2:43 PM MST | Winter Weather Advisory | TFX | 19 hr | |
| Jan 19, 3:34 AM MST | Dense Fog Advisory | GGW | Valley | 7 hr |
| Jan 19, 3:43 AM MST | High Wind Watch | TFX | 24 hr | |
| Jan 19, 2:56 PM MST | Blizzard Watch | BYZ | Park, Stillwater, Sweet Grass | 12 hr |
| Jan 19, 2:58 PM MST | High Wind Watch | BYZ | Golden Valley, Wheatland | 12 hr |
| Jan 19, 3:04 PM MST | Wind Chill Advisory | GGW | Daniels, Dawson, Garfield, McCone, Phillips, Prairie and 5 more | 12 hr |
| Jan 19, 9:00 PM MST | Winter Weather Advisory | GGW | Daniels, Dawson, Richland, Roosevelt, Sheridan | 6 hr |
| Jan 19, 9:13 PM MST | High Wind Warning | TFX | 24 hr | |
| Jan 20, 3:06 AM MST | Blizzard Warning | BYZ | Park, Stillwater, Sweet Grass | 24 hr |
| Jan 20, 3:06 AM MST | High Wind Warning | BYZ | Golden Valley, Wheatland | 18 hr |
| Jan 20, 3:06 AM MST | Winter Weather Advisory | BYZ | Stillwater | 28 hr |
| Jan 20, 2:01 PM MST | Winter Storm Watch | MSO | Granite, Missoula, Ravalli | 13 hr |
| Jan 20, 3:07 PM MST | Winter Storm Watch | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 13 hr |
| Jan 20, 3:41 PM MST | Winter Weather Advisory | MSO | Granite, Lake, Mineral, Missoula, Powell, Ravalli and 1 more | 4 hr |
| Jan 20, 3:45 PM MST | Winter Storm Watch | BYZ | Carter, Custer, Fallon, Powder River, Rosebud | 24 hr |
| Jan 20, 3:46 PM MST | Wind Advisory | BYZ | Stillwater, Sweet Grass | 11 hr |
| Jan 21, 3:29 AM MST | Winter Storm Warning | MSO | Flathead, Granite, Lake, Missoula, Ravalli | 29 hr |
| Jan 21, 3:29 AM MST | Winter Weather Advisory | MSO | Granite, Lake, Mineral, Missoula, Powell, Sanders | 26 hr |
| Jan 21, 3:50 AM MST | Winter Weather Advisory | TFX | 23 hr | |
| Jan 21, 3:56 AM MST | Winter Weather Advisory | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 32 hr |
| Jan 21, 1:58 PM MST | Winter Storm Warning | TFX | 13 hr | |
| Jan 21, 2:18 PM MST | Wind Advisory | BYZ | Park | 13 hr |
| Jan 21, 3:39 PM MST | Winter Weather Advisory | BYZ | Carter, Custer, Fallon, Golden Valley, Powder River, Rosebud and 1 more | 25 hr |
| Jan 21, 9:44 PM MST | Freezing Rain Advisory | TFX | 5 hr | |
| Jan 22, 3:18 AM MST | High Wind Watch | TFX | 11 hr | |
| Jan 22, 5:15 AM MST | Winter Weather Advisory | TFX | 9 hr | |
| Jan 22, 7:40 AM MST | Blizzard Warning | GGW | Dawson, Garfield, McCone, Phillips, Prairie, Roosevelt and 2 more | 4 hr |
| Jan 22, 9:40 AM MST | Winter Storm Warning | TFX | 5 hr | |
| Jan 22, 10:06 AM MST | Winter Weather Advisory | GGW | Dawson, Garfield, McCone, Prairie, Wibaux | 3 hr |
| Jan 22, 2:20 PM MST | High Wind Warning | TFX | 24 hr | |
| Jan 22, 2:56 PM MST | Winter Weather Advisory | GGW | Daniels, Dawson, McCone, Phillips, Richland, Roosevelt and 3 more | 42 hr |
| Jan 22, 3:26 PM MST | Wind Advisory | BYZ | Park, Stillwater, Sweet Grass | 25 hr |
| Jan 24, 6:07 AM MST | Dense Fog Advisory | MSO | Mineral, Missoula, Ravalli, Sanders | 5 hr |
| Jan 24, 8:40 AM MST | High Wind Warning | TFX | 11 hr | |
| Jan 24, 5:51 PM MST | Freezing Rain Advisory | MSO | Flathead, Lincoln, Mineral, Missoula, Sanders | 5 hr |
| Jan 24, 10:51 PM MST | Winter Weather Advisory | MSO | Flathead, Granite, Lake, Lincoln, Mineral, Missoula and 2 more | 12 hr |
| Jan 25, 3:16 AM MST | High Wind Watch | TFX | 12 hr | |
| Jan 25, 2:58 PM MST | High Wind Warning | TFX | 61 hr | |
| Jan 25, 10:45 PM MST | Dense Fog Advisory | GGW | Daniels, McCone, Phillips, Roosevelt, Valley | 11 hr |
| Jan 26, 1:36 AM MST | Dense Fog Advisory | MSO | Flathead, Lake, Sanders | 2 hr |
| Jan 26, 3:47 AM MST | Dense Fog Advisory | MSO | Flathead, Lincoln, Mineral, Missoula, Ravalli, Sanders | 9 hr |
| Jan 26, 3:00 PM MST | High Wind Watch | BYZ | Golden Valley, Wheatland | 13 hr |
| Jan 27, 3:46 AM MST | Dense Fog Advisory | MSO | Flathead, Lake, Lincoln, Mineral, Missoula, Ravalli and 1 more | 9 hr |
| Jan 27, 3:59 AM MST | High Wind Warning | BYZ | Golden Valley, Wheatland | 15 hr |
| Jan 27, 3:59 AM MST | Wind Advisory | BYZ | Park, Stillwater, Sweet Grass | 31 hr |
| Jan 27, 6:09 PM MST | Dense Fog Advisory | MSO | Flathead, Lincoln, Mineral, Missoula, Sanders | 15 hr |
| Jan 28, 3:21 AM MST | Winter Storm Watch | MSO | Flathead, Granite, Lake, Missoula, Powell, Sanders | 23 hr |
| Jan 28, 4:29 AM MST | Winter Weather Advisory | TFX | 61 hr | |
| Jan 28, 2:07 PM MST | Areal Flood Advisory | GGW | Garfield, Petroleum | 52 hr |
| Jan 28, 3:03 PM MST | Winter Weather Advisory | MSO | Deer Lodge, Flathead, Granite, Lincoln, Mineral, Missoula and 4 more | 55 hr |
| Jan 28, 3:17 PM MST | Winter Weather Advisory | BYZ | Big Horn, Carbon, Carter, Custer, Fallon, Golden Valley and 8 more | 60 hr |
| Jan 29, 12:33 AM MST | Winter Weather Advisory | GGW | Daniels, Dawson, Garfield, McCone, Phillips, Prairie and 5 more | 6 hr |
| Jan 29, 2:45 AM MST | Winter Storm Warning | MSO | Flathead, Granite, Lake, Missoula, Powell, Sanders | 38 hr |
| Jan 29, 8:00 AM MST | Winter Storm Warning | TFX | 29 hr | |
| Jan 29, 9:26 AM MST | Winter Weather Advisory | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 36 hr |
| Jan 30, 8:53 AM MST | Winter Weather Advisory | TFX | 18 hr | |
| Jan 30, 1:24 PM MST | Wind Chill Advisory | TFX | 21 hr | |
| Jan 30, 2:32 PM MST | Wind Chill Advisory | GGW | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 44 hr |
| Jan 30, 3:00 PM MST | Wind Chill Warning | MSO | Deer Lodge, Flathead, Granite, Lake, Missoula, Powell and 2 more | 22 hr |
| Jan 30, 7:56 PM MST | Wind Chill Advisory | MSO | Missoula, Ravalli | 15 hr |
| Jan 31, 3:33 AM MST | Wind Chill Advisory | BYZ | Big Horn, Carbon, Carter, Custer, Fallon, Golden Valley and 8 more | 25 hr |
| Jan 31, 6:23 AM MST | Wind Chill Warning | GGW | Phillips, Valley | 5 hr |
| Jan 31, 6:23 AM MST | Wind Chill Advisory | GGW | Phillips, Valley | 9 hr |
| Jan 31, 2:53 PM MST | Wind Chill Warning | GGW | Daniels, Dawson, Garfield, McCone, Phillips, Prairie and 5 more | 20 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Valley County25
- Missoula County25
- Phillips County24
- Roosevelt County23
- Sanders County22
- Daniels County21
- Dawson County21
- McCone County21
- Garfield County20
- Richland County19
- Wibaux County19
- Flathead County19
- Prairie County18
- Sheridan County18
- Granite County18
- Ravalli County18
- Lake County18
- Park County16
- Stillwater County16
- Mineral County16
- Golden Valley County15
- Sweet Grass County15
- Wheatland County15
- Custer County14
- Fallon County14
- Rosebud County14
- Petroleum County13
- Lincoln County13
- Powell County12
- Carter County10
- Powder River County9
- Treasure County8
- Musselshell County7
- Carbon County6
- Big Horn County6
- Deer Lodge County4
- Silver Bow County4
- Madison County3
- Gallatin County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.