Alert archive / Montana / 2026
Weather alerts in Montana, September 2026
249 weather alerts in September 2026, 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 September 2026. Tap one for its archive.
- Alerts
- 249
- Warnings
- 81
- Watches
- 17
- Advisories
- 19
- Busiest day
- September 7, 202676 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 |
|---|---|---|---|---|
| Sep 1, 10:22 AM MDT | Red Flag Warning | MSO | Beaverhead, Jefferson, Madison, Silver Bow | 56 hr |
| Sep 1, 11:54 AM MDT | Fire Weather Watch | BYZ | Carbon, Gallatin, Golden Valley, Madison, Musselshell, Park and 4 more | 24 hr |
| Sep 1, 12:15 PM MDT | High Wind Warning | TFX | Madison | 32 hr |
| Sep 1, 6:36 PM MDT | Special Weather Statement | MSO | Missoula | 24 min |
| Sep 1, 7:05 PM MDT | Special Weather Statement | MSO | Missoula | 25 min |
| Sep 1, 7:39 PM MDT | Special Weather Statement | TFX | Silver Bow | 51 min |
| Sep 2, 11:29 AM MDT | Special Weather Statement | MSO | Ravalli | 31 min |
| Sep 2, 11:49 AM MDT | Mesoscale Discussion | SPC | Blaine, Broadwater, Cascade, Chouteau, Deer Lodge, Flathead and 15 more | 2 hr |
| Sep 2, 11:54 AM MDT | Special Weather Statement | TFX | 66 min | |
| Sep 2, 11:56 AM MDT | Special Weather Statement | MSO | Ravalli | 34 min |
| Sep 2, 12:10 PM MDT | Red Flag Warning | BYZ | Big Horn, Carbon, Gallatin, Golden Valley, Madison, Musselshell and 7 more | 33 hr |
| Sep 2, 12:21 PM MDT | Special Weather Statement | MSO | Deer Lodge, Ravalli | 24 min |
| Sep 2, 12:44 PM MDT | Special Weather Statement | TFX | Beaverhead | 31 min |
| Sep 2, 1:02 PM MDT | Special Weather Statement | MSO | Granite | 28 min |
| Sep 2, 1:21 PM MDT | Special Weather Statement | MSO | Powell | 24 min |
| Sep 2, 1:33 PM MDT | Severe Thunderstorm Warning | TFX | Beaverhead, Jefferson, Madison | 57 min |
| Sep 2, 1:34 PM MDT | Severe Thunderstorm Warning | MSO | Deer Lodge, Granite, Powell, Silver Bow | 26 min |
| Sep 2, 1:35 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Broadwater, Cascade, Chouteau, Fergus, Glacier and 10 more | 5 hr |
| Sep 2, 1:55 PM MDT | Special Weather Statement | TFX | Teton | 35 min |
| Sep 2, 1:59 PM MDT | Severe Thunderstorm Warning | MSO | Powell | 21 min |
| Sep 2, 2:08 PM MDT | Special Weather Statement | MSO | Lake | 52 min |
| Sep 2, 2:13 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 77 min |
| Sep 2, 2:16 PM MDT | Special Weather Statement | TFX | 29 min | |
| Sep 2, 2:23 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Jefferson, Lewis and Clark | 67 min |
| Sep 2, 2:33 PM MDT | Special Weather Statement | TFX | Chouteau | 27 min |
| Sep 2, 2:44 PM MDT | Special Weather Statement | MSO | Flathead | 31 min |
| Sep 2, 2:44 PM MDT | Special Weather Statement | TFX | Chouteau | 46 min |
| Sep 2, 2:48 PM MDT | Mesoscale Discussion | SPC | Cascade, Chouteau, Hill, Lewis and Clark, Liberty, Pondera and 2 more | 117 min |
| Sep 2, 2:57 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Lewis and Clark, Teton | 63 min |
| Sep 2, 3:06 PM MDT | Special Weather Statement | TFX | Chouteau | 39 min |
| Sep 2, 3:15 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Lewis and Clark, Meagher | 60 min |
| Sep 2, 3:19 PM MDT | Special Weather Statement | MSO | Flathead | 41 min |
| Sep 2, 3:22 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau, Hill, Judith Basin, Liberty, Pondera and 2 more | 53 min |
| Sep 2, 3:44 PM MDT | Special Weather Statement | TFX | 31 min | |
| Sep 2, 3:49 PM MDT | Special Weather Statement | TFX | Glacier | 56 min |
| Sep 2, 3:59 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau, Lewis and Clark, Pondera, Teton | 61 min |
| Sep 2, 4:13 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau, Fergus, Hill, Judith Basin, Liberty and 3 more | 62 min |
| Sep 2, 4:26 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Glacier, Hill, Liberty, Pondera, Toole | 79 min |
| Sep 2, 4:36 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 24 min |
| Sep 2, 4:41 PM MDT | Special Weather Statement | BYZ | Custer | 34 min |
| Sep 2, 4:42 PM MDT | Special Weather Statement | GGW | Phillips | 63 min |
| Sep 2, 5:22 PM MDT | Special Weather Statement | BYZ | Prairie | 38 min |
| Sep 2, 5:37 PM MDT | Special Weather Statement | GGW | Roosevelt | 53 min |
| Sep 2, 5:46 PM MDT | Special Weather Statement | GGW | Phillips | 59 min |
| Sep 2, 5:48 PM MDT | Severe Thunderstorm Warning | GGW | Daniels, McCone, Richland, Roosevelt, Sheridan | 57 min |
| Sep 2, 5:57 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 63 min |
| Sep 2, 6:28 PM MDT | Special Weather Statement | GGW | Petroleum | 62 min |
| Sep 2, 6:37 PM MDT | Special Weather Statement | BYZ | Custer | 23 min |
| Sep 2, 6:46 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Fallon | 34 min |
| Sep 2, 6:49 PM MDT | Special Weather Statement | GGW | Sheridan | 56 min |
| Sep 2, 6:49 PM MDT | Special Weather Statement | TFX | Blaine | 41 min |
| Sep 2, 6:56 PM MDT | Special Weather Statement | GGW | Phillips | 64 min |
| Sep 2, 7:12 PM MDT | Special Weather Statement | GGW | Phillips | 63 min |
| Sep 2, 7:55 PM MDT | Special Weather Statement | BYZ | Fallon | 35 min |
| Sep 2, 8:02 PM MDT | Special Weather Statement | GGW | Garfield | 58 min |
| Sep 2, 8:05 PM MDT | Special Weather Statement | GGW | Daniels | 55 min |
| Sep 2, 8:38 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 30 min |
| Sep 2, 9:12 PM MDT | Special Weather Statement | GGW | Valley | 63 min |
| Sep 2, 10:14 PM MDT | Severe Thunderstorm Warning | GGW | Daniels, Roosevelt, Valley | 61 min |
| Sep 2, 10:42 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Garfield, McCone, Prairie, Richland, Roosevelt and 1 more | 63 min |
| Sep 2, 11:08 PM MDT | Severe Thunderstorm Warning | GGW | Daniels, Roosevelt, Sheridan, Valley | 67 min |
| Sep 2, 11:41 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Garfield, McCone, Prairie, Richland, Roosevelt | 64 min |
| Sep 2, 11:44 PM MDT | Mesoscale Discussion | SPC | Daniels, Dawson, Richland, Roosevelt, Sheridan | 2 hr |
| Sep 3, 2:53 AM MDT | Fire Weather Watch | BYZ | Big Horn, Carter, Custer, Fallon, Powder River, Rosebud and 1 more | 11 hr |
| Sep 3, 2:19 PM MDT | Red Flag Warning | BYZ | Big Horn, Carter, Custer, Fallon, Powder River, Rosebud and 2 more | 31 hr |
| Sep 3, 3:17 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 23 hr |
| Sep 4, 12:36 AM MDT | Red Flag Warning | GGW | Dawson, McCone, Prairie, Richland, Wibaux | 20 hr |
| Sep 4, 6:00 PM MDT | Special Weather Statement | MSO | Ravalli | 30 min |
| Sep 5, 2:40 PM MDT | Red Flag Warning | MSO | Beaverhead, Jefferson, Madison, Silver Bow | 30 hr |
| Sep 5, 5:20 PM MDT | Special Weather Statement | MSO | Ravalli | 25 min |
| Sep 5, 5:40 PM MDT | Special Weather Statement | MSO | Deer Lodge | 35 min |
| Sep 5, 6:22 PM MDT | Special Weather Statement | MSO | Powell | 23 min |
| Sep 5, 6:54 PM MDT | Special Weather Statement | TFX | Cascade | 36 min |
| Sep 5, 7:47 PM MDT | Special Weather Statement | TFX | Lewis and Clark | 43 min |
| Sep 5, 8:26 PM MDT | Special Weather Statement | MSO | Powell | 34 min |
| Sep 5, 8:37 PM MDT | Special Weather Statement | TFX | Cascade | 38 min |
| Sep 5, 9:16 PM MDT | Special Weather Statement | TFX | 44 min | |
| Sep 6, 9:51 AM MDT | Flood Watch | MSO | Flathead, Granite, Lake, Missoula, Powell, Sanders | 50 hr |
| Sep 6, 11:32 AM MDT | Flood Watch | TFX | Glacier, Lewis and Clark, Liberty, Pondera, Teton, Toole | 48 hr |
| Sep 6, 1:39 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 56 hr |
| Sep 6, 2:45 PM MDT | Special Weather Statement | TFX | 45 min | |
| Sep 6, 3:46 PM MDT | Special Weather Statement | TFX | Deer Lodge | 44 min |
| Sep 6, 4:04 PM MDT | Severe Thunderstorm Warning | TFX | Beaverhead | 41 min |
| Sep 6, 4:16 PM MDT | Mesoscale Discussion | SPC | Broadwater, Cascade, Deer Lodge, Golden Valley, Granite, Jefferson and 6 more | 119 min |
| Sep 6, 4:18 PM MDT | Severe Thunderstorm Warning | MSO | Deer Lodge, Granite | 27 min |
| Sep 6, 4:29 PM MDT | Special Weather Statement | BYZ | Carter | 46 min |
| Sep 6, 4:31 PM MDT | Severe Thunderstorm Warning | TFX | Beaverhead | 29 min |
| Sep 6, 4:49 PM MDT | Special Weather Statement | MSO | 26 min | |
| Sep 6, 4:50 PM MDT | Special Weather Statement | MSO | Powell | 25 min |
| Sep 6, 4:54 PM MDT | Special Weather Statement | TFX | Judith Basin | 51 min |
| Sep 6, 5:03 PM MDT | Severe Thunderstorm Warning | MSO | Powell | 27 min |
| Sep 6, 5:19 PM MDT | Special Weather Statement | MSO | Powell | 26 min |
| Sep 6, 5:19 PM MDT | Special Weather Statement | MSO | Silver Bow | 26 min |
| Sep 6, 5:23 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 27 min |
| Sep 6, 5:27 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 48 min |
| Sep 6, 5:42 PM MDT | Special Weather Statement | MSO | Lincoln | 33 min |
| Sep 6, 5:47 PM MDT | Special Weather Statement | MSO | Powell | 28 min |
| Sep 6, 5:47 PM MDT | Special Weather Statement | MSO | Jefferson | 28 min |
| Sep 6, 5:50 PM MDT | Special Weather Statement | MSO | Missoula | 25 min |
| Sep 6, 5:52 PM MDT | Special Weather Statement | MSO | Sanders | 23 min |
| Sep 6, 5:53 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Broadwater, Cascade, Chouteau, Fergus, Hill and 4 more | 7 hr |
| Sep 6, 6:11 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 36 min |
| Sep 6, 6:14 PM MDT | Special Weather Statement | TFX | Lewis and Clark | 31 min |
| Sep 6, 6:16 PM MDT | Special Weather Statement | TFX | Judith Basin | 44 min |
| Sep 6, 6:36 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Fergus, Judith Basin | 39 min |
| Sep 6, 6:40 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 20 min |
| Sep 6, 6:42 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Judith Basin, Meagher | 48 min |
| Sep 6, 6:44 PM MDT | Special Weather Statement | TFX | Lewis and Clark | 31 min |
| Sep 6, 6:47 PM MDT | Special Weather Statement | TFX | Lewis and Clark | 43 min |
| Sep 6, 6:53 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Judith Basin | 52 min |
| Sep 6, 7:10 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Fergus | 50 min |
| Sep 6, 7:13 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Lewis and Clark | 25 min |
| Sep 6, 7:23 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Judith Basin, Meagher | 67 min |
| Sep 6, 7:41 PM MDT | Mesoscale Discussion | SPC | Blaine, Judith Basin | 2 hr |
| Sep 6, 7:44 PM MDT | Special Weather Statement | TFX | Cascade | 31 min |
| Sep 6, 7:54 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 29 min |
| Sep 6, 8:02 PM MDT | Areal Flood Advisory | TFX | Chouteau | 5 hr |
| Sep 6, 8:05 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Fergus | 40 min |
| Sep 6, 8:11 PM MDT | Areal Flood Advisory | TFX | Judith Basin | 3 hr |
| Sep 6, 8:15 PM MDT | Special Weather Statement | GGW | Wibaux | 60 min |
| Sep 6, 8:18 PM MDT | Special Weather Statement | TFX | Cascade | 42 min |
| Sep 6, 8:29 PM MDT | Severe Thunderstorm Warning | TFX | Fergus, Judith Basin | 46 min |
| Sep 6, 8:40 PM MDT | Special Weather Statement | TFX | 50 min | |
| Sep 6, 9:02 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Chouteau | 58 min |
| Sep 6, 9:03 PM MDT | Special Weather Statement | TFX | Chouteau | 42 min |
| Sep 6, 9:08 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 82 min |
| Sep 6, 9:21 PM MDT | Special Weather Statement | TFX | Blaine | 39 min |
| Sep 6, 9:36 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 69 min |
| Sep 6, 9:51 PM MDT | Flash Flood Warning | TFX | Hill, Liberty | 3 hr |
| Sep 6, 9:54 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 36 min |
| Sep 6, 10:02 PM MDT | Mesoscale Discussion | SPC | Blaine, Phillips | 58 min |
| Sep 6, 10:04 PM MDT | Flash Flood Warning | TFX | Hill, Liberty | 3 hr |
| Sep 6, 10:24 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 31 min |
| Sep 6, 10:26 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 64 min |
| Sep 6, 10:40 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 65 min |
| Sep 6, 10:44 PM MDT | Special Weather Statement | TFX | Blaine | 61 min |
| Sep 6, 10:58 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 32 min |
| Sep 6, 11:25 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 65 min |
| Sep 6, 11:26 PM MDT | Special Weather Statement | MSO | Ravalli | 34 min |
| Sep 6, 11:28 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 47 min |
| Sep 6, 11:33 PM MDT | Special Weather Statement | TFX | Blaine | 42 min |
| Sep 6, 11:48 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 57 min |
| Sep 6, 11:49 PM MDT | Mesoscale Discussion | SPC | Phillips | 86 min |
| Sep 7, 12:01 AM MDT | Severe Thunderstorm Warning | GGW | Phillips | 59 min |
| Sep 7, 12:13 AM MDT | Special Weather Statement | TFX | 32 min | |
| Sep 7, 12:44 AM MDT | Severe Thunderstorm Warning | GGW | Phillips | 61 min |
| Sep 7, 12:59 AM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 61 min |
| Sep 7, 1:55 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 65 min |
| Sep 7, 2:11 AM MDT | Special Weather Statement | BYZ | Yellowstone | 34 min |
| Sep 7, 2:44 AM MDT | Special Weather Statement | BYZ | Yellowstone | 46 min |
| Sep 7, 2:50 AM MDT | Areal Flood Advisory | BYZ | Yellowstone | 3 hr |
| Sep 7, 2:54 AM MDT | Special Weather Statement | BYZ | Musselshell | 36 min |
| Sep 7, 3:05 AM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 55 min |
| Sep 7, 3:34 AM MDT | Special Weather Statement | BYZ | Musselshell | 41 min |
| Sep 7, 7:11 AM MDT | Special Weather Statement | TFX | Cascade | 64 min |
| Sep 7, 7:59 AM MDT | Areal Flood Advisory | TFX | Cascade | 2 hr |
| Sep 7, 8:04 AM MDT | Special Weather Statement | TFX | Chouteau | 56 min |
| Sep 7, 9:49 AM MDT | Special Weather Statement | BYZ | Sweet Grass | 41 min |
| Sep 7, 10:40 AM MDT | Special Weather Statement | BYZ | Wheatland | 65 min |
| Sep 7, 10:54 AM MDT | Special Weather Statement | TFX | Fergus | 66 min |
| Sep 7, 11:15 AM MDT | Special Weather Statement | BYZ | Golden Valley | 30 min |
| Sep 7, 11:40 AM MDT | Special Weather Statement | BYZ | Musselshell | 50 min |
| Sep 7, 11:48 AM MDT | Special Weather Statement | TFX | Fergus | 42 min |
| Sep 7, 11:54 AM MDT | Special Weather Statement | BYZ | Stillwater | 36 min |
| Sep 7, 12:22 PM MDT | Special Weather Statement | BYZ | Musselshell | 53 min |
| Sep 7, 12:25 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, Petroleum | 65 min |
| Sep 7, 12:28 PM MDT | Special Weather Statement | BYZ | Yellowstone | 62 min |
| Sep 7, 12:36 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 39 min |
| Sep 7, 12:55 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud, Treasure | 65 min |
| Sep 7, 12:58 PM MDT | Mesoscale Discussion | SPC | Dawson, Garfield, McCone, Musselshell, Petroleum, Prairie and 4 more | 2 hr |
| Sep 7, 1:20 PM MDT | Special Weather Statement | BYZ | Yellowstone | 55 min |
| Sep 7, 1:44 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 61 min |
| Sep 7, 1:51 PM MDT | Special Weather Statement | BYZ | Rosebud | 54 min |
| Sep 7, 2:36 PM MDT | Special Weather Statement | TFX | Fergus | 39 min |
| Sep 7, 2:47 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, McCone, Prairie | 58 min |
| Sep 7, 2:52 PM MDT | Special Weather Statement | BYZ | Custer | 53 min |
| Sep 7, 3:44 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, McCone, Richland | 50 min |
| Sep 7, 6:29 PM MDT | High Wind Warning | GGW | Phillips | 15 hr |
| Sep 8, 9:41 AM MDT | Fire Weather Watch | GGW | Dawson, Garfield, McCone, Petroleum, Prairie, Richland and 1 more | 27 hr |
| Sep 8, 12:15 PM MDT | Fire Weather Watch | BYZ | Gallatin, Golden Valley, Madison, Musselshell, Park, Sweet Grass and 1 more | 22 hr |
| Sep 9, 9:59 AM MDT | Red Flag Warning | MSO | Beaverhead, Jefferson, Madison, Silver Bow | 35 hr |
| Sep 9, 10:21 AM MDT | Red Flag Warning | BYZ | Carter, Fallon, Gallatin, Golden Valley, Madison, Musselshell and 3 more | 33 hr |
| Sep 9, 12:56 PM MDT | Red Flag Warning | GGW | Dawson, Garfield, McCone, Petroleum, Prairie, Richland and 1 more | 31 hr |
| Sep 10, 11:49 PM MDT | Special Weather Statement | TFX | Glacier | 26 min |
| Sep 11, 10:27 AM MDT | Fire Weather Watch | MSO | Beaverhead, Jefferson, Madison, Silver Bow | 23 hr |
| Sep 11, 11:36 AM MDT | High Wind Watch | TFX | Madison | 35 hr |
| Sep 11, 2:39 PM MDT | Special Weather Statement | MSO | Lake | 36 min |
| Sep 12, 9:15 AM MDT | Red Flag Warning | MSO | Beaverhead, Jefferson, Madison, Silver Bow | 36 hr |
| Sep 12, 12:39 PM MDT | High Wind Watch | TFX | Fergus, Judith Basin | 35 hr |
| Sep 12, 1:39 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 58 hr |
| Sep 12, 10:43 PM MDT | High Wind Warning | TFX | Madison | 19 hr |
| Sep 13, 2:49 PM MDT | Special Weather Statement | MSO | Lake | 56 min |
| Sep 13, 5:40 PM MDT | Special Weather Statement | TFX | Cascade | 35 min |
| Sep 13, 6:13 PM MDT | Special Weather Statement | TFX | Judith Basin | 47 min |
| Sep 13, 6:22 PM MDT | Special Weather Statement | TFX | Cascade | 38 min |
| Sep 13, 6:49 PM MDT | Special Weather Statement | TFX | Cascade | 41 min |
| Sep 13, 6:51 PM MDT | Special Weather Statement | TFX | Chouteau | 39 min |
| Sep 13, 7:37 PM MDT | Special Weather Statement | TFX | Cascade | 38 min |
| Sep 13, 8:13 PM MDT | Special Weather Statement | TFX | Chouteau | 47 min |
| Sep 13, 8:23 PM MDT | Special Weather Statement | TFX | Cascade | 37 min |
| Sep 13, 8:35 PM MDT | Special Weather Statement | TFX | Cascade | 40 min |
| Sep 13, 8:57 PM MDT | Special Weather Statement | TFX | Chouteau | 33 min |
| Sep 13, 9:02 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Fergus | 43 min |
| Sep 13, 9:11 PM MDT | Special Weather Statement | TFX | Judith Basin | 34 min |
| Sep 13, 9:28 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Judith Basin | 47 min |
| Sep 13, 9:32 PM MDT | Special Weather Statement | TFX | Cascade | 28 min |
| Sep 13, 9:39 PM MDT | Special Weather Statement | TFX | 51 min | |
| Sep 13, 10:04 PM MDT | Special Weather Statement | TFX | Judith Basin | 41 min |
| Sep 13, 10:18 PM MDT | Special Weather Statement | TFX | Chouteau | 42 min |
| Sep 13, 10:32 PM MDT | Special Weather Statement | TFX | Blaine | 43 min |
| Sep 13, 10:49 PM MDT | Special Weather Statement | TFX | Judith Basin | 41 min |
| Sep 13, 11:03 PM MDT | Special Weather Statement | TFX | 42 min | |
| Sep 13, 11:11 PM MDT | Special Weather Statement | BYZ | Carter | 64 min |
| Sep 13, 11:19 PM MDT | Special Weather Statement | TFX | Blaine | 41 min |
| Sep 13, 11:22 PM MDT | Special Weather Statement | TFX | Fergus | 38 min |
| Sep 13, 11:49 PM MDT | Special Weather Statement | TFX | Blaine | 41 min |
| Sep 13, 11:51 PM MDT | Special Weather Statement | BYZ | Carter | 39 min |
| Sep 13, 11:52 PM MDT | High Wind Warning | TFX | Fergus, Judith Basin | 18 hr |
| Sep 14, 12:19 AM MDT | Special Weather Statement | TFX | Blaine | 26 min |
| Sep 14, 12:27 AM MDT | Special Weather Statement | TFX | Blaine | 33 min |
| Sep 14, 8:24 AM MDT | High Wind Warning | BYZ | Carter, Custer, Fallon | 13 hr |
| Sep 14, 9:31 AM MDT | High Wind Warning | GGW | Daniels, Dawson, Prairie, Richland, Roosevelt, Sheridan and 1 more | 12 hr |
| Sep 16, 10:27 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 36 hr |
| Sep 17, 10:18 AM MDT | Flash Flood Watch | TFX | Beaverhead, Broadwater, Cascade, Chouteau, Fergus, Gallatin and 5 more | 51 hr |
| Sep 17, 12:06 PM MDT | Flood Watch | BYZ | Big Horn, Carbon, Carter, Custer, Fallon, Golden Valley and 9 more | 3 days |
| Sep 17, 4:57 PM MDT | Special Weather Statement | OTX | Mineral | 78 min |
| Sep 17, 7:19 PM MDT | Areal Flood Advisory | TFX | Beaverhead | 3 hr |
| Sep 18, 10:39 AM MDT | Flood Watch | TFX | Broadwater, Gallatin, Lewis and Clark, Meagher | 27 hr |
| Sep 18, 5:24 PM MDT | Areal Flood Advisory | BYZ | Golden Valley, Wheatland | 38 min |
| Sep 18, 5:45 PM MDT | Special Weather Statement | BYZ | Golden Valley | 45 min |
| Sep 18, 6:02 PM MDT | Flash Flood Warning | BYZ | Golden Valley, Wheatland | 4 hr |
| Sep 18, 7:08 PM MDT | Areal Flood Advisory | BYZ | Golden Valley, Sweet Grass | 32 min |
| Sep 18, 7:40 PM MDT | Flash Flood Warning | BYZ | Golden Valley, Sweet Grass | 2 hr |
| Sep 19, 2:01 AM MDT | Flood Watch | GGW | Dawson, Garfield, Petroleum, Prairie, Wibaux | 35 hr |
| Sep 19, 7:46 AM MDT | Areal Flood Advisory | TFX | Broadwater, Meagher | 6 hr |
| Sep 19, 8:13 AM MDT | Areal Flood Advisory | GGW | Garfield, McCone, Prairie | 5 hr |
| Sep 19, 7:13 PM MDT | Areal Flood Advisory | BYZ | Carter, Powder River | 3 hr |
| Sep 21, 4:57 AM MDT | Dense Fog Advisory | BYZ | Big Horn, Carbon, Golden Valley, Musselshell, Rosebud, Stillwater and 4 more | 5 hr |
| Sep 23, 2:33 AM MDT | Special Weather Statement | BYZ | Yellowstone | 57 min |
| Sep 23, 2:48 PM MDT | Mesoscale Discussion | SPC | Wibaux | 117 min |
| Sep 24, 12:20 AM MDT | Dense Fog Advisory | GGW | Daniels, Dawson, Richland, Roosevelt, Sheridan, Wibaux | 10 hr |
| Sep 24, 12:34 AM MDT | Dense Fog Advisory | BYZ | Fallon | 6 hr |
| Sep 24, 12:47 AM MDT | High Wind Watch | TFX | Glacier, Lewis and Clark, Pondera, Teton, Toole | 26 hr |
| Sep 24, 10:18 AM MDT | Wind Advisory | MSO | Flathead, Lake, Lincoln, Missoula, Ravalli, Sanders | 34 hr |
| Sep 24, 11:28 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 46 hr |
| Sep 25, 2:54 AM MDT | High Wind Warning | TFX | Blaine, Chouteau, Glacier, Hill, Lewis and Clark, Liberty and 3 more | 33 hr |
| Sep 25, 7:23 PM MDT | Special Weather Statement | TFX | Chouteau | 37 min |
| Sep 27, 12:30 PM MDT | High Wind Watch | TFX | Glacier, Pondera | 60 hr |
| Sep 28, 3:58 AM MDT | Special Weather Statement | TFX | 32 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 61 |
| Severe Thunderstorm Watch | 2 |
| Mesoscale Discussion | 9 |
| Special Weather Statement | 123 |
| Flooding | |
| Flash Flood Warning | 4 |
| Flash Flood Watch | 1 |
| Flood Watch | 5 |
| Areal Flood Advisory | 10 |
| Wind and dust | |
| High Wind Warning | 7 |
| High Wind Watch | 4 |
| Lake Wind Advisory | 5 |
| Wind Advisory | 1 |
| Fire | |
| Red Flag Warning | 9 |
| Fire Weather Watch | 5 |
| Fog and smoke | |
| Dense Fog Advisory | 3 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Chouteau County29
- Cascade County26
- Judith Basin County23
- Lewis and Clark County22
- Fergus County21
- Blaine County19
- Phillips County19
- Garfield County17
- McCone County15
- Madison County14
- Golden Valley County13
- Musselshell County13
- Powell County13
- Jefferson County12
- Valley County12
- Beaverhead County11
- Yellowstone County11
- Liberty County11
- Pondera County11
- Teton County11
- Prairie County11
- Richland County11
- Petroleum County11
- Dawson County11
- Silver Bow County10
- Wheatland County10
- Hill County10
- Meagher County10
- Roosevelt County10
- Carter County10
- Sweet Grass County9
- Broadwater County9
- Glacier County9
- Toole County9
- Wibaux County9
- Custer County8
- Fallon County8
- Ravalli County7
- Deer Lodge County7
- Rosebud County7
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.