Weather alerts in Montana, 2002
526 weather alerts in 2002, 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 2002. Tap one for its archive.
- Alerts
- 526
- Warnings
- 490
- Watches
- 36
- Advisories
- 0
- Busiest month
- July186 alerts
- Busiest day
- June 22, 200241 alerts
Over time
By month
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 |
|---|---|---|---|---|
| Apr 14, 1:33 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 27 min |
| May 19, 5:11 PM MDT | Severe Thunderstorm Warning | MSO | Missoula | 19 min |
| May 20, 4:15 PM MDT | Severe Thunderstorm Watch | SPC | Broadwater, Carbon, Cascade, Flathead, Gallatin, Glacier and 10 more | 5 hr |
| May 20, 7:17 PM MDT | Severe Thunderstorm Warning | TFX | Teton | 28 min |
| May 21, 3:00 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Musselshell, Rosebud, Treasure, Yellowstone | 5 hr |
| May 21, 3:45 PM MDT | Tornado Watch | SPC | Chouteau, Fergus, Golden Valley, Hill, Judith Basin, Liberty and 2 more | 5 hr |
| May 21, 4:26 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 34 min |
| May 21, 4:37 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 53 min |
| May 21, 5:03 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 57 min |
| May 21, 5:54 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 66 min |
| May 21, 6:22 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 53 min |
| May 21, 6:23 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 37 min |
| May 21, 6:35 PM MDT | Severe Thunderstorm Warning | TFX | Hill | 40 min |
| May 21, 7:15 PM MDT | Severe Thunderstorm Warning | TFX | Hill | 45 min |
| May 27, 3:52 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 38 min |
| May 28, 4:52 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 38 min |
| May 28, 5:32 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 58 min |
| May 28, 5:41 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 64 min |
| May 30, 8:29 PM MDT | Severe Thunderstorm Warning | TFX | Madison | 46 min |
| May 30, 8:54 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin | 36 min |
| May 30, 9:13 PM MDT | Severe Thunderstorm Warning | BYZ | Park | 47 min |
| Jun 1, 3:16 AM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 59 min |
| Jun 1, 3:22 AM MDT | Severe Thunderstorm Warning | BYZ | Carter | 53 min |
| Jun 1, 2:54 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon | 66 min |
| Jun 1, 7:00 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carbon, Park, Powder River, Stillwater, Sweet Grass and 1 more | 5 hr |
| Jun 2, 3:28 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 47 min |
| Jun 8, 10:13 AM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 62 min |
| Jun 8, 1:07 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River, Rosebud | 38 min |
| Jun 8, 1:15 PM MDT | Tornado Watch | SPC | Carter, Custer, Fallon, Powder River, Prairie, Wibaux | 6 hr |
| Jun 8, 1:42 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 63 min |
| Jun 8, 3:41 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 64 min |
| Jun 8, 4:09 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Rosebud | 36 min |
| Jun 8, 4:21 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 24 min |
| Jun 8, 4:33 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 57 min |
| Jun 8, 4:44 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 61 min |
| Jun 8, 4:45 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 60 min |
| Jun 8, 4:55 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 65 min |
| Jun 8, 5:00 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 60 min |
| Jun 8, 5:00 PM MDT | Severe Thunderstorm Watch | SPC | Daniels, Dawson, McCone, Richland, Roosevelt, Sheridan | 5 hr |
| Jun 8, 5:02 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 58 min |
| Jun 8, 5:08 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 52 min |
| Jun 8, 5:25 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 65 min |
| Jun 8, 5:34 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 56 min |
| Jun 8, 5:46 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 59 min |
| Jun 8, 5:58 PM MDT | Severe Thunderstorm Warning | GGW | McCone, Richland, Roosevelt | 62 min |
| Jun 8, 6:00 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 30 min |
| Jun 8, 6:29 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 31 min |
| Jun 8, 6:36 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 54 min |
| Jun 8, 6:53 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 37 min |
| Jun 8, 7:00 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Fallon, Powder River, Prairie, Wibaux | 3 hr |
| Jun 8, 7:12 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 33 min |
| Jun 8, 7:18 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 42 min |
| Jun 8, 7:32 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Custer, Fallon | 58 min |
| Jun 8, 7:59 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 46 min |
| Jun 8, 8:16 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 44 min |
| Jun 8, 8:22 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 38 min |
| Jun 8, 8:26 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Custer, Fallon | 49 min |
| Jun 8, 8:59 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 61 min |
| Jun 8, 9:16 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 44 min |
| Jun 8, 9:57 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 33 min |
| Jun 8, 11:03 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 57 min |
| Jun 8, 11:42 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 33 min |
| Jun 14, 6:52 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 23 min |
| Jun 15, 2:25 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 65 min |
| Jun 16, 4:14 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 61 min |
| Jun 18, 7:45 PM MDT | Severe Thunderstorm Watch | SPC | Carter | 4 hr |
| Jun 21, 2:35 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud | 55 min |
| Jun 21, 3:15 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Daniels, Dawson, Fallon, Garfield and 10 more | 6 hr |
| Jun 21, 3:34 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Treasure | 56 min |
| Jun 21, 3:54 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 66 min |
| Jun 21, 5:00 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 60 min |
| Jun 21, 6:19 PM MDT | Severe Thunderstorm Warning | MSO | Silver Bow | 56 min |
| Jun 21, 7:39 PM MDT | Severe Thunderstorm Warning | TFX | Jefferson | 36 min |
| Jun 21, 7:45 PM MDT | Severe Thunderstorm Warning | TFX | Jefferson | 30 min |
| Jun 21, 7:59 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater | 31 min |
| Jun 21, 8:03 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 42 min |
| Jun 21, 8:07 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 23 min |
| Jun 21, 8:08 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 37 min |
| Jun 21, 8:27 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 63 min |
| Jun 21, 8:28 PM MDT | Severe Thunderstorm Warning | TFX | Meagher | 32 min |
| Jun 21, 8:58 PM MDT | Severe Thunderstorm Warning | TFX | Meagher | 47 min |
| Jun 21, 9:11 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Meagher | 64 min |
| Jun 21, 9:27 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 63 min |
| Jun 21, 9:33 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud | 57 min |
| Jun 21, 9:57 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 48 min |
| Jun 21, 10:04 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 56 min |
| Jun 21, 10:27 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 33 min |
| Jun 21, 10:53 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 67 min |
| Jun 21, 11:03 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River, Rosebud | 57 min |
| Jun 22, 12:31 AM MDT | Severe Thunderstorm Warning | GGW | Richland, Roosevelt | 59 min |
| Jun 22, 2:01 AM MDT | Severe Thunderstorm Warning | GGW | Dawson | 59 min |
| Jun 22, 2:08 AM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 67 min |
| Jun 22, 3:59 AM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 61 min |
| Jun 22, 1:14 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 61 min |
| Jun 22, 1:45 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Chouteau, Fergus, Garfield, Golden Valley, Hill and 10 more | 5 hr |
| Jun 22, 2:12 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 48 min |
| Jun 22, 2:26 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 64 min |
| Jun 22, 2:29 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 61 min |
| Jun 22, 2:31 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 59 min |
| Jun 22, 2:32 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 58 min |
| Jun 22, 2:42 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 63 min |
| Jun 22, 2:45 PM MDT | Flash Flood Warning | GGW | Garfield | 3 hr |
| Jun 22, 2:49 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 26 min |
| Jun 22, 3:13 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 62 min |
| Jun 22, 3:20 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 55 min |
| Jun 22, 3:44 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 61 min |
| Jun 22, 4:19 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 41 min |
| Jun 22, 4:54 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 66 min |
| Jun 22, 4:57 PM MDT | Flash Flood Warning | MSO | Missoula | 63 min |
| Jun 22, 5:06 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 69 min |
| Jun 22, 5:11 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 64 min |
| Jun 22, 5:47 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, Prairie | 58 min |
| Jun 22, 6:07 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 23 min |
| Jun 22, 6:14 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 61 min |
| Jun 22, 6:15 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Daniels, Dawson, Fallon, McCone and 6 more | 5 hr |
| Jun 22, 6:24 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 66 min |
| Jun 22, 6:44 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 61 min |
| Jun 22, 6:47 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 58 min |
| Jun 22, 7:19 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 56 min |
| Jun 22, 8:35 PM MDT | Flash Flood Warning | GGW | Garfield | 3 hr |
| Jun 23, 8:54 AM MDT | Flash Flood Warning | GGW | Garfield | 2 hr |
| Jun 23, 8:59 AM MDT | Flash Flood Warning | GGW | Garfield | 2 hr |
| Jun 23, 10:57 AM MDT | Flash Flood Warning | GGW | Garfield | 4 hr |
| Jun 23, 3:06 PM MDT | Flash Flood Warning | GGW | Garfield | 3 hr |
| Jun 27, 4:26 PM MDT | Flash Flood Warning | MSO | Ravalli | 49 min |
| Jun 27, 5:14 PM MDT | Flash Flood Warning | MSO | Ravalli | 61 min |
| Jun 27, 5:15 PM MDT | Flash Flood Warning | MSO | Ravalli | 60 min |
| Jun 27, 5:32 PM MDT | Severe Thunderstorm Warning | MSO | Powell | 43 min |
| Jun 27, 5:47 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 58 min |
| Jun 27, 5:52 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 23 min |
| Jun 27, 6:00 PM MDT | Severe Thunderstorm Watch | SPC | Broadwater, Cascade, Chouteau, Fergus, Golden Valley, Judith Basin and 6 more | 5 hr |
| Jun 27, 6:11 PM MDT | Severe Thunderstorm Warning | TFX | Toole | 34 min |
| Jun 27, 6:20 PM MDT | Severe Thunderstorm Warning | MSO | Flathead | 55 min |
| Jun 27, 6:43 PM MDT | Severe Thunderstorm Warning | MSO | Missoula, Powell | 62 min |
| Jun 27, 6:56 PM MDT | Severe Thunderstorm Warning | MSO | Lake, Missoula | 59 min |
| Jun 27, 7:06 PM MDT | Severe Thunderstorm Warning | TFX | Pondera, Teton | 39 min |
| Jun 27, 7:08 PM MDT | Severe Thunderstorm Warning | TFX | Glacier | 52 min |
| Jun 27, 7:17 PM MDT | Severe Thunderstorm Warning | MSO | Flathead, Lake | 58 min |
| Jun 27, 7:20 PM MDT | Severe Thunderstorm Warning | TFX | 40 min | |
| Jun 27, 7:23 PM MDT | Severe Thunderstorm Warning | MSO | Flathead, Lake | 52 min |
| Jun 27, 8:09 PM MDT | Severe Thunderstorm Warning | TFX | Toole | 51 min |
| Jun 27, 8:56 PM MDT | Severe Thunderstorm Warning | TFX | Hill | 34 min |
| Jun 27, 9:08 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Fergus | 37 min |
| Jun 27, 11:43 PM MDT | Severe Thunderstorm Warning | MSO | Missoula, Ravalli | 47 min |
| Jun 28, 2:43 AM MDT | Flash Flood Warning | MSO | Ravalli | 107 min |
| Jun 28, 4:43 PM MDT | Severe Thunderstorm Warning | TFX | Beaverhead, Madison | 47 min |
| Jun 28, 5:00 PM MDT | Severe Thunderstorm Watch | SPC | Broadwater, Carbon, Cascade, Fergus, Gallatin, Golden Valley and 11 more | 6 hr |
| Jun 28, 6:23 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin | 37 min |
| Jun 28, 6:53 PM MDT | Severe Thunderstorm Warning | BYZ | Park | 52 min |
| Jun 28, 7:07 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 53 min |
| Jun 28, 9:00 PM MDT | Tornado Warning | TFX | Fergus, Judith Basin | 30 min |
| Jun 28, 9:33 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 27 min |
| Jun 28, 10:00 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 45 min |
| Jun 28, 10:10 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 65 min |
| Jun 28, 11:13 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 62 min |
| Jun 28, 11:54 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 51 min |
| Jun 29, 1:50 PM MDT | Severe Thunderstorm Warning | BYZ | Park | 55 min |
| Jun 29, 2:00 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Blaine, Carbon, Carter, Custer, Daniels and 20 more | 6 hr |
| Jun 29, 2:36 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Musselshell | 54 min |
| Jun 29, 2:42 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass | 33 min |
| Jun 29, 3:13 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater | 32 min |
| Jun 29, 3:13 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 62 min |
| Jun 29, 3:50 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 55 min |
| Jun 29, 4:04 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 41 min |
| Jun 29, 4:07 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 53 min |
| Jun 29, 4:15 PM MDT | Severe Thunderstorm Warning | GGW | Daniels, Valley | 60 min |
| Jun 29, 4:43 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 62 min |
| Jun 29, 4:49 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 56 min |
| Jun 29, 4:53 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Richland | 67 min |
| Jun 29, 5:02 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 58 min |
| Jun 29, 5:10 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Custer, Powder River, Rosebud | 65 min |
| Jun 29, 5:44 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 61 min |
| Jun 29, 5:54 PM MDT | Severe Thunderstorm Warning | GGW | Daniels | 66 min |
| Jun 29, 5:56 PM MDT | Severe Thunderstorm Warning | GGW | Richland, Wibaux | 64 min |
| Jun 29, 6:04 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 56 min |
| Jul 3, 4:04 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 56 min |
| Jul 3, 4:13 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Prairie | 62 min |
| Jul 3, 5:17 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Richland | 58 min |
| Jul 4, 5:13 PM MDT | Severe Thunderstorm Warning | BYZ | Park | 32 min |
| Jul 4, 5:33 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 57 min |
| Jul 4, 5:49 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass, Wheatland | 56 min |
| Jul 4, 6:00 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Broadwater, Daniels, Fergus, Garfield, Golden Valley and 7 more | 5 hr |
| Jul 4, 6:06 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 54 min |
| Jul 4, 6:11 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 64 min |
| Jul 4, 6:19 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 26 min |
| Jul 4, 6:45 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 60 min |
| Jul 4, 6:46 PM MDT | Severe Thunderstorm Warning | TFX | Fergus, Judith Basin | 44 min |
| Jul 4, 6:50 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 55 min |
| Jul 4, 7:00 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Wheatland | 60 min |
| Jul 4, 7:14 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 61 min |
| Jul 4, 7:20 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 60 min |
| Jul 4, 7:20 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 55 min |
| Jul 4, 7:23 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 22 min |
| Jul 4, 7:29 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 46 min |
| Jul 4, 7:49 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 56 min |
| Jul 4, 8:20 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 55 min |
| Jul 4, 8:28 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 62 min |
| Jul 4, 8:31 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 59 min |
| Jul 4, 8:57 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 63 min |
| Jul 4, 9:29 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 61 min |
| Jul 4, 9:30 PM MDT | Severe Thunderstorm Watch | SPC | Daniels, Dawson, Garfield, McCone, Richland, Roosevelt and 2 more | 5 hr |
| Jul 4, 9:57 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 63 min |
| Jul 4, 10:06 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 54 min |
| Jul 4, 10:40 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 65 min |
| Jul 4, 10:58 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 62 min |
| Jul 4, 11:43 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Richland | 62 min |
| Jul 4, 11:48 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 57 min |
| Jul 6, 8:46 PM MDT | Severe Thunderstorm Warning | TFX | Meagher | 29 min |
| Jul 6, 8:54 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 36 min |
| Jul 6, 8:56 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 64 min |
| Jul 6, 9:22 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 38 min |
| Jul 6, 10:07 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 53 min |
| Jul 6, 10:41 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 34 min |
| Jul 7, 4:11 PM MDT | Flash Flood Warning | MSO | Ravalli | 119 min |
| Jul 7, 4:23 PM MDT | Flash Flood Warning | MSO | Ravalli | 107 min |
| Jul 8, 10:10 AM MDT | Severe Thunderstorm Warning | MSO | Powell | 50 min |
| Jul 8, 12:21 PM MDT | Severe Thunderstorm Warning | TFX | Pondera, Teton | 39 min |
| Jul 8, 1:00 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Cascade, Chouteau, Fergus, Garfield, Hill and 8 more | 6 hr |
| Jul 8, 1:36 PM MDT | Severe Thunderstorm Warning | MSO | Lake, Missoula | 39 min |
| Jul 8, 1:41 PM MDT | Severe Thunderstorm Warning | MSO | Lake, Missoula | 34 min |
| Jul 8, 2:05 PM MDT | Severe Thunderstorm Warning | MSO | Missoula | 40 min |
| Jul 8, 2:26 PM MDT | Severe Thunderstorm Warning | TFX | Meagher | 64 min |
| Jul 8, 3:15 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 60 min |
| Jul 8, 3:27 PM MDT | Tornado Warning | TFX | Judith Basin | 33 min |
| Jul 8, 3:41 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Hill | 34 min |
| Jul 8, 3:55 PM MDT | Tornado Warning | TFX | Fergus | 65 min |
| Jul 8, 3:58 PM MDT | Tornado Warning | TFX | Judith Basin | 47 min |
| Jul 8, 4:45 PM MDT | Tornado Watch | SPC | Blaine, Fergus, Garfield, McCone, Musselshell, Petroleum and 2 more | 5 hr |
| Jul 8, 4:51 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 54 min |
| Jul 8, 4:52 PM MDT | Tornado Warning | TFX | Blaine | 53 min |
| Jul 8, 5:01 PM MDT | Tornado Warning | GGW | Petroleum | 59 min |
| Jul 8, 5:02 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 43 min |
| Jul 8, 5:44 PM MDT | Tornado Warning | GGW | Garfield | 61 min |
| Jul 8, 5:59 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 61 min |
| Jul 8, 6:36 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 54 min |
| Jul 8, 6:45 PM MDT | Severe Thunderstorm Watch | SPC | Daniels, Dawson, Fallon, Richland, Roosevelt, Sheridan and 1 more | 5 hr |
| Jul 8, 6:48 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 57 min |
| Jul 8, 6:51 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 54 min |
| Jul 8, 7:15 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 60 min |
| Jul 8, 7:23 PM MDT | Tornado Warning | GGW | Valley | 52 min |
| Jul 8, 7:24 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 51 min |
| Jul 8, 7:42 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 63 min |
| Jul 8, 7:43 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 62 min |
| Jul 8, 7:45 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 60 min |
| Jul 8, 7:52 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 53 min |
| Jul 8, 7:54 PM MDT | Severe Thunderstorm Warning | GGW | Daniels | 66 min |
| Jul 8, 8:10 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 65 min |
| Jul 8, 8:12 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 63 min |
| Jul 8, 8:15 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 60 min |
| Jul 8, 8:38 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 67 min |
| Jul 8, 8:40 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 65 min |
| Jul 8, 8:43 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 62 min |
| Jul 8, 8:45 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 60 min |
| Jul 8, 8:59 PM MDT | Severe Thunderstorm Warning | GGW | Daniels | 61 min |
| Jul 13, 9:06 PM MDT | Severe Thunderstorm Warning | MSO | Flathead, Lake, Mineral | 24 min |
| Jul 13, 9:10 PM MDT | Severe Thunderstorm Warning | MSO | Mineral | 20 min |
| Jul 13, 9:40 PM MDT | Severe Thunderstorm Warning | MSO | Missoula | 50 min |
| Jul 13, 10:20 PM MDT | Severe Thunderstorm Warning | MSO | Flathead | 40 min |
| Jul 13, 10:21 PM MDT | Severe Thunderstorm Warning | MSO | Missoula | 39 min |
| Jul 14, 1:15 AM MDT | Severe Thunderstorm Warning | TFX | Glacier, Toole | 30 min |
| Jul 14, 3:15 PM MDT | Severe Thunderstorm Watch | SPC | Beaverhead, Broadwater, Cascade, Deer Lodge, Gallatin, Glacier and 9 more | 6 hr |
| Jul 14, 4:30 PM MDT | Severe Thunderstorm Watch | SPC | Ravalli | 6 hr |
| Jul 14, 4:54 PM MDT | Severe Thunderstorm Warning | MSO | Powell | 51 min |
| Jul 14, 5:29 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 31 min |
| Jul 14, 6:03 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Cascade, Lewis and Clark, Meagher | 57 min |
| Jul 14, 6:13 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 47 min |
| Jul 14, 6:30 PM MDT | Severe Thunderstorm Watch | SPC | Beaverhead, Blaine, Broadwater, Cascade, Chouteau, Deer Lodge and 12 more | 6 hr |
| Jul 14, 6:48 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 57 min |
| Jul 14, 6:52 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Meagher | 38 min |
| Jul 14, 7:12 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 48 min |
| Jul 14, 7:36 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Teton | 54 min |
| Jul 14, 7:48 PM MDT | Severe Thunderstorm Warning | TFX | Beaverhead | 57 min |
| Jul 14, 7:50 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 25 min |
| Jul 14, 7:55 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 35 min |
| Jul 14, 7:59 PM MDT | Severe Thunderstorm Warning | TFX | Fergus, Judith Basin | 61 min |
| Jul 14, 8:33 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Hill | 57 min |
| Jul 14, 8:43 PM MDT | Severe Thunderstorm Warning | TFX | Beaverhead | 62 min |
| Jul 14, 8:58 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Fergus | 62 min |
| Jul 14, 9:00 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Fergus, Garfield, McCone, Petroleum, Phillips and 1 more | 3 hr |
| Jul 14, 9:25 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 50 min |
| Jul 14, 9:33 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, Petroleum | 57 min |
| Jul 14, 9:56 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 49 min |
| Jul 14, 10:15 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 60 min |
| Jul 14, 10:25 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 50 min |
| Jul 14, 10:47 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 43 min |
| Jul 14, 10:48 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 57 min |
| Jul 14, 11:51 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt, Valley | 54 min |
| Jul 15, 12:10 AM MDT | Severe Thunderstorm Warning | GGW | McCone | 50 min |
| Jul 15, 3:08 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater | 37 min |
| Jul 15, 4:58 PM MDT | Flash Flood Warning | MSO | Ravalli | 62 min |
| Jul 15, 5:35 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass | 55 min |
| Jul 15, 7:55 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 50 min |
| Jul 15, 10:14 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 61 min |
| Jul 16, 2:51 PM MDT | Flash Flood Warning | MSO | Silver Bow | 114 min |
| Jul 16, 4:27 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 48 min |
| Jul 16, 5:06 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 54 min |
| Jul 16, 5:29 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 61 min |
| Jul 16, 5:36 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 54 min |
| Jul 16, 5:45 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carbon, Custer, Daniels, Dawson, Garfield and 15 more | 5 hr |
| Jul 16, 6:17 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell, Yellowstone | 58 min |
| Jul 16, 6:20 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 40 min |
| Jul 16, 6:27 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 33 min |
| Jul 16, 6:40 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 65 min |
| Jul 16, 6:47 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 58 min |
| Jul 16, 7:22 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud, Treasure | 53 min |
| Jul 16, 7:47 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 13 min |
| Jul 16, 8:30 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 60 min |
| Jul 16, 9:51 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 54 min |
| Jul 16, 10:01 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 59 min |
| Jul 16, 10:09 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 51 min |
| Jul 16, 11:08 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 52 min |
| Jul 16, 11:16 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 59 min |
| Jul 17, 6:54 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 36 min |
| Jul 17, 7:50 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 40 min |
| Jul 17, 8:11 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 59 min |
| Jul 17, 9:39 PM MDT | Flash Flood Warning | BYZ | Big Horn | 6 hr |
| Jul 19, 4:36 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 54 min |
| Jul 19, 5:58 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 62 min |
| Jul 19, 7:04 PM MDT | Severe Thunderstorm Warning | MSO | Powell | 56 min |
| Jul 20, 5:19 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 26 min |
| Jul 22, 8:19 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 56 min |
| Jul 22, 10:44 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 61 min |
| Jul 23, 2:30 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Broadwater, Carbon, Cascade, Deer Lodge, Fergus and 18 more | 7 hr |
| Jul 23, 3:42 PM MDT | Severe Thunderstorm Warning | MSO | Lake | 33 min |
| Jul 23, 4:14 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Stillwater | 61 min |
| Jul 23, 4:20 PM MDT | Severe Thunderstorm Warning | TFX | Beaverhead | 40 min |
| Jul 23, 4:44 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 61 min |
| Jul 23, 5:04 PM MDT | Severe Thunderstorm Warning | TFX | Teton | 56 min |
| Jul 23, 5:46 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 29 min |
| Jul 23, 5:50 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 55 min |
| Jul 23, 5:56 PM MDT | Severe Thunderstorm Warning | TFX | Pondera | 49 min |
| Jul 23, 6:45 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 60 min |
| Jul 23, 6:50 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 55 min |
| Jul 23, 6:51 PM MDT | Tornado Warning | TFX | Toole | 54 min |
| Jul 23, 7:00 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 45 min |
| Jul 23, 7:12 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 63 min |
| Jul 23, 7:24 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 66 min |
| Jul 23, 8:13 PM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 32 min |
| Jul 23, 8:48 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 27 min |
| Jul 24, 2:45 PM MDT | Severe Thunderstorm Warning | GGW | Daniels | 30 min |
| Jul 24, 2:54 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, Valley | 66 min |
| Jul 24, 3:15 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt, Sheridan | 60 min |
| Jul 24, 3:59 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 61 min |
| Jul 24, 4:07 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, Valley | 53 min |
| Jul 24, 4:09 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, Valley | 51 min |
| Jul 24, 4:16 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 44 min |
| Jul 24, 4:18 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 57 min |
| Jul 24, 4:30 PM MDT | Severe Thunderstorm Watch | SPC | Mineral | 6 hr |
| Jul 24, 4:53 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, McCone, Prairie | 52 min |
| Jul 24, 5:16 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 29 min |
| Jul 25, 9:07 PM MDT | Severe Thunderstorm Warning | MSO | Granite | 38 min |
| Jul 26, 7:55 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 50 min |
| Jul 27, 12:00 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin | 45 min |
| Jul 27, 1:43 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass | 62 min |
| Jul 27, 1:52 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater | 53 min |
| Jul 27, 3:23 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 67 min |
| Jul 27, 6:48 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 57 min |
| Jul 27, 7:42 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 63 min |
| Jul 27, 7:45 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 60 min |
| Jul 27, 8:18 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 57 min |
| Jul 27, 8:20 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 55 min |
| Jul 31, 6:00 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 45 min |
| Aug 4, 2:10 PM MDT | Severe Thunderstorm Warning | TFX | Beaverhead | 35 min |
| Aug 4, 2:40 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Blaine, Broadwater, Carbon, Cascade, Chouteau and 21 more | 5 hr |
| Aug 4, 4:13 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 62 min |
| Aug 4, 4:14 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin | 46 min |
| Aug 4, 4:20 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Dawson, Fallon, Garfield, McCone and 6 more | 6 hr |
| Aug 4, 4:39 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater | 36 min |
| Aug 4, 4:49 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 56 min |
| Aug 4, 5:16 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Rosebud | 59 min |
| Aug 4, 5:24 PM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 36 min |
| Aug 4, 5:49 PM MDT | Severe Thunderstorm Warning | TFX | Meagher | 41 min |
| Aug 4, 6:02 PM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 28 min |
| Aug 4, 6:17 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 58 min |
| Aug 4, 6:18 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 57 min |
| Aug 4, 6:21 PM MDT | Severe Thunderstorm Warning | MSO | Missoula | 24 min |
| Aug 4, 6:45 PM MDT | Severe Thunderstorm Warning | MSO | Missoula | 30 min |
| Aug 4, 6:59 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 61 min |
| Aug 4, 7:02 PM MDT | Severe Thunderstorm Warning | TFX | Fergus, Judith Basin | 58 min |
| Aug 4, 8:24 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 66 min |
| Aug 4, 9:51 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 54 min |
| Aug 4, 10:56 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, Phillips | 64 min |
| Aug 5, 3:55 PM MDT | Severe Thunderstorm Watch | SPC | Broadwater, Cascade, Chouteau, Deer Lodge, Glacier, Granite and 13 more | 6 hr |
| Aug 5, 5:16 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 44 min |
| Aug 5, 5:36 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 54 min |
| Aug 5, 5:52 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 38 min |
| Aug 5, 6:07 PM MDT | Severe Thunderstorm Warning | TFX | Teton | 53 min |
| Aug 5, 6:18 PM MDT | Tornado Warning | TFX | Judith Basin | 27 min |
| Aug 5, 6:19 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 56 min |
| Aug 5, 6:39 PM MDT | Flash Flood Warning | BYZ | Powder River | 2 hr |
| Aug 5, 6:45 PM MDT | Tornado Warning | TFX | Chouteau | 30 min |
| Aug 5, 6:48 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 57 min |
| Aug 5, 6:51 PM MDT | Severe Thunderstorm Warning | TFX | Pondera | 54 min |
| Aug 5, 6:59 PM MDT | Tornado Warning | TFX | Chouteau | 46 min |
| Aug 5, 7:03 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 57 min |
| Aug 5, 7:27 PM MDT | Severe Thunderstorm Warning | TFX | Teton | 48 min |
| Aug 5, 7:29 PM MDT | Severe Thunderstorm Warning | TFX | Toole | 46 min |
| Aug 5, 7:32 PM MDT | Tornado Warning | TFX | Fergus | 58 min |
| Aug 5, 7:48 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 57 min |
| Aug 5, 7:58 PM MDT | Severe Thunderstorm Warning | TFX | Liberty | 62 min |
| Aug 5, 8:37 PM MDT | Tornado Warning | GGW | Phillips | 53 min |
| Aug 5, 8:41 PM MDT | Tornado Warning | GGW | Phillips | 49 min |
| Aug 5, 8:45 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 30 min |
| Aug 5, 9:18 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 57 min |
| Aug 5, 9:30 PM MDT | Tornado Warning | GGW | Phillips | 60 min |
| Aug 5, 10:26 PM MDT | Flash Flood Warning | GGW | Phillips | 6 hr |
| Aug 5, 10:31 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 59 min |
| Aug 6, 2:40 PM MDT | Tornado Watch | SPC | Blaine, Daniels, Fergus, Garfield, Judith Basin, McCone and 5 more | 6 hr |
| Aug 6, 4:15 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carter, Custer, Fallon, Powder River, Rosebud and 1 more | 6 hr |
| Aug 6, 4:49 PM MDT | Severe Thunderstorm Warning | BYZ | Treasure | 56 min |
| Aug 6, 4:57 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 63 min |
| Aug 6, 5:11 PM MDT | Tornado Warning | TFX | Fergus | 64 min |
| Aug 6, 5:45 PM MDT | Tornado Warning | GGW | Petroleum | 60 min |
| Aug 6, 6:14 PM MDT | Tornado Warning | TFX | Fergus | 61 min |
| Aug 6, 6:44 PM MDT | Tornado Warning | GGW | Petroleum, Phillips | 61 min |
| Aug 6, 8:03 PM MDT | Tornado Warning | GGW | Prairie | 57 min |
| Aug 6, 8:09 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 66 min |
| Aug 6, 8:25 PM MDT | Severe Thunderstorm Watch | SPC | Daniels, Dawson, Garfield, McCone, Richland, Roosevelt and 3 more | 6 hr |
| Aug 6, 8:38 PM MDT | Tornado Warning | GGW | McCone | 67 min |
| Aug 6, 9:46 PM MDT | Severe Thunderstorm Warning | GGW | McCone, Richland, Roosevelt | 59 min |
| Aug 6, 10:00 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 60 min |
| Aug 6, 10:04 PM MDT | Severe Thunderstorm Warning | GGW | McCone, Richland, Roosevelt | 41 min |
| Aug 6, 10:38 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 67 min |
| Aug 6, 11:44 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 61 min |
| Aug 6, 11:51 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 54 min |
| Aug 6, 11:54 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 66 min |
| Aug 7, 12:49 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 56 min |
| Aug 7, 12:53 AM MDT | Severe Thunderstorm Warning | GGW | Garfield, McCone | 67 min |
| Aug 7, 1:42 AM MDT | Flash Flood Warning | GGW | Phillips | 6 hr |
| Aug 7, 1:55 AM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 50 min |
| Aug 7, 2:21 AM MDT | Flash Flood Warning | GGW | Roosevelt | 6 hr |
| Aug 7, 2:47 AM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 58 min |
| Aug 7, 3:17 AM MDT | Severe Thunderstorm Warning | GGW | Daniels, Sheridan | 58 min |
| Aug 7, 4:14 PM MDT | Severe Thunderstorm Warning | MSO | Silver Bow | 31 min |
| Aug 7, 4:26 PM MDT | Severe Thunderstorm Warning | TFX | Jefferson | 49 min |
| Aug 7, 5:06 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater | 39 min |
| Aug 7, 5:27 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 33 min |
| Aug 7, 5:46 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Meagher | 59 min |
| Aug 7, 6:32 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 43 min |
| Aug 7, 7:16 PM MDT | Flash Flood Warning | TFX | Lewis and Clark | 119 min |
| Aug 8, 10:53 AM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 37 min |
| Aug 8, 1:10 PM MDT | Severe Thunderstorm Watch | SPC | Carter | 7 hr |
| Aug 8, 2:03 PM MDT | Flash Flood Warning | TFX | Lewis and Clark | 4 hr |
| Aug 8, 4:31 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 29 min |
| Aug 8, 4:33 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 27 min |
| Aug 10, 7:52 PM MDT | Severe Thunderstorm Warning | TFX | Hill | 38 min |
| Aug 10, 8:32 PM MDT | Severe Thunderstorm Warning | TFX | Hill | 28 min |
| Aug 10, 9:55 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 20 min |
| Aug 16, 12:20 PM MDT | Severe Thunderstorm Watch | SPC | Daniels, Dawson, Garfield, McCone, Prairie, Richland and 4 more | 6 hr |
| Aug 16, 2:20 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 55 min |
| Aug 16, 2:32 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 58 min |
| Aug 16, 3:18 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 42 min |
| Aug 16, 3:51 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 39 min |
| Aug 20, 6:55 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Meagher | 50 min |
| Aug 20, 8:02 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 58 min |
| Aug 20, 8:24 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 36 min |
| Aug 20, 8:58 PM MDT | Severe Thunderstorm Warning | TFX | Fergus, Judith Basin | 62 min |
| Aug 20, 11:23 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 52 min |
| Aug 21, 12:18 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 57 min |
| Aug 21, 12:35 AM MDT | Flash Flood Warning | GGW | Valley | 6 hr |
| Aug 21, 1:19 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 56 min |
| Aug 21, 2:19 AM MDT | Severe Thunderstorm Warning | GGW | McCone, Valley | 56 min |
| Aug 21, 2:44 AM MDT | Flash Flood Warning | GGW | McCone | 6 hr |
| Aug 21, 4:53 AM MDT | Severe Thunderstorm Warning | GGW | McCone | 67 min |
| Aug 21, 9:37 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 53 min |
| Aug 21, 10:20 AM MDT | Flash Flood Warning | GGW | Valley | 6 hr |
| Aug 21, 2:57 PM MDT | Severe Thunderstorm Warning | MSO | Deer Lodge | 33 min |
| Aug 21, 3:04 PM MDT | Severe Thunderstorm Warning | TFX | Jefferson, Madison | 56 min |
| Aug 21, 4:12 PM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 48 min |
| Aug 21, 4:21 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 39 min |
| Aug 21, 4:41 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 64 min |
| Aug 21, 4:46 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 44 min |
| Aug 21, 5:13 PM MDT | Severe Thunderstorm Warning | TFX | Beaverhead | 47 min |
| Aug 21, 5:15 PM MDT | Severe Thunderstorm Warning | TFX | Beaverhead | 45 min |
| Aug 21, 5:24 PM MDT | Flash Flood Warning | BYZ | Musselshell | 3 hr |
| Aug 21, 5:30 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 60 min |
| Aug 21, 5:43 PM MDT | Severe Thunderstorm Warning | TFX | Madison | 47 min |
| Aug 21, 6:03 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 57 min |
| Aug 21, 7:44 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater | 31 min |
| Aug 21, 8:05 PM MDT | Flash Flood Warning | TFX | Lewis and Clark | 115 min |
| Aug 21, 8:25 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Meagher | 35 min |
| Aug 22, 3:56 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass, Wheatland | 64 min |
| Aug 22, 4:13 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 62 min |
| Aug 22, 4:46 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 59 min |
| Aug 22, 5:10 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 65 min |
| Aug 22, 5:10 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 65 min |
| Aug 22, 7:42 PM MDT | Flash Flood Warning | BYZ | Powder River | 2 hr |
| Aug 22, 8:35 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 55 min |
| Aug 24, 7:33 AM MDT | Flash Flood Warning | BYZ | Big Horn | 3 hr |
| Aug 25, 1:07 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 53 min |
| Aug 25, 2:06 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 54 min |
| Aug 25, 3:12 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 63 min |
| Aug 25, 3:41 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 64 min |
| Aug 25, 5:51 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 24 min |
| Aug 26, 7:29 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, McCone, Valley | 61 min |
| Aug 26, 8:48 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 57 min |
| Aug 27, 4:33 PM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 42 min |
| Aug 29, 3:40 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Powder River, Rosebud | 6 hr |
| Aug 29, 4:22 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 53 min |
| Aug 29, 5:04 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 56 min |
| Aug 29, 5:38 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 52 min |
| Aug 29, 5:40 PM MDT | Severe Thunderstorm Warning | BYZ | Treasure | 65 min |
| Aug 29, 6:17 PM MDT | Flash Flood Warning | TFX | Lewis and Clark | 118 min |
| Aug 29, 7:00 PM MDT | Flash Flood Warning | BYZ | Treasure | 3 hr |
| Aug 30, 1:08 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 52 min |
| Aug 30, 2:25 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 65 min |
| Aug 30, 4:20 PM MDT | Severe Thunderstorm Warning | TFX | Glacier | 55 min |
| Aug 30, 5:15 PM MDT | Severe Thunderstorm Warning | TFX | Glacier, Pondera, Toole | 60 min |
| Aug 31, 3:41 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 64 min |
| Aug 31, 3:48 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 42 min |
| Aug 31, 4:05 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carter, Custer, Dawson, Fallon, Garfield and 7 more | 5 hr |
| Aug 31, 4:21 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 39 min |
| Aug 31, 4:53 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 67 min |
| Aug 31, 4:59 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 61 min |
| Aug 31, 5:54 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 51 min |
| Sep 3, 5:41 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Lake | 49 min |
| Sep 3, 9:14 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 61 min |
| Sep 4, 9:39 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 36 min |
| Sep 4, 10:33 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 57 min |
| Sep 4, 10:45 PM MDT | Severe Thunderstorm Warning | TFX | Pondera, Teton | 30 min |
| Sep 4, 11:53 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 67 min |
| Sep 5, 7:09 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 66 min |
| Sep 5, 7:09 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 66 min |
| Sep 5, 8:48 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 57 min |
| Sep 5, 11:20 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 55 min |
| Sep 5, 11:20 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 55 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 | 437 |
| Tornado Warning | 22 |
| Severe Thunderstorm Watch | 32 |
| Tornado Watch | 4 |
| Flooding | |
| Flash Flood Warning | 31 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Valley County49
- Fergus County45
- Garfield County42
- McCone County38
- Rosebud County32
- Custer County32
- Phillips County32
- Powder River County31
- Judith Basin County30
- Big Horn County28
- Roosevelt County28
- Carter County25
- Richland County25
- Lewis and Clark County23
- Cascade County22
- Musselshell County22
- Petroleum County22
- Meagher County21
- Prairie County21
- Dawson County21
- Yellowstone County20
- Wheatland County19
- Chouteau County19
- Fallon County19
- Wibaux County19
- Blaine County19
- Broadwater County18
- Daniels County17
- Sheridan County15
- Ravalli County14
- Missoula County13
- Teton County13
- Treasure County13
- Hill County13
- Sweet Grass County12
- Toole County11
- Golden Valley County11
- Gallatin County10
- Pondera County10
- Stillwater County10
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20012003
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.