Weather alerts in Montana, 2000
503 weather alerts in 2000, 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 2000. Tap one for its archive.
- Alerts
- 503
- Warnings
- 468
- Watches
- 35
- Advisories
- 0
- Busiest month
- July315 alerts
- Busiest day
- July 9, 200055 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 28, 6:03 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 42 min |
| May 10, 1:20 PM MDT | Severe Thunderstorm Warning | GGW | Daniels, Sheridan | 40 min |
| May 10, 3:40 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 35 min |
| May 10, 5:36 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass | 24 min |
| May 10, 6:08 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 37 min |
| May 10, 6:49 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Musselshell | 56 min |
| May 10, 9:00 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 60 min |
| May 29, 12:06 AM MDT | Severe Thunderstorm Warning | BYZ | Musselshell, Yellowstone | 54 min |
| May 29, 1:01 AM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud, Treasure, Yellowstone | 59 min |
| Jun 5, 7:14 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Lewis and Clark, Teton | 31 min |
| Jun 5, 7:15 PM MDT | Severe Thunderstorm Watch | SPC | Cascade, Chouteau, Fergus, Hill, Judith Basin, Liberty and 3 more | 4 hr |
| Jun 5, 7:56 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Teton | 49 min |
| Jun 5, 8:39 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 36 min |
| Jun 5, 8:43 PM MDT | Severe Thunderstorm Warning | TFX | Liberty, Pondera, Toole | 32 min |
| Jun 7, 5:45 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Cascade, Chouteau, Fergus, Garfield, Hill and 5 more | 5 hr |
| Jun 7, 6:38 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Fergus | 37 min |
| Jun 7, 7:15 PM MDT | Tornado Warning | GGW | Phillips | 60 min |
| Jun 7, 7:32 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 28 min |
| Jun 7, 8:15 PM MDT | Tornado Warning | GGW | Phillips | 45 min |
| Jun 7, 9:06 PM MDT | Tornado Warning | GGW | Valley | 54 min |
| Jun 7, 11:08 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 67 min |
| Jun 7, 11:53 PM MDT | Severe Thunderstorm Warning | MSO | Powell | 37 min |
| Jun 8, 12:05 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 55 min |
| Jun 8, 12:13 AM MDT | Severe Thunderstorm Warning | GGW | Roosevelt, Valley | 62 min |
| Jun 8, 12:42 AM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 63 min |
| Jun 8, 12:54 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 51 min |
| Jun 8, 1:22 AM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 38 min |
| Jun 8, 1:58 AM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 62 min |
| Jun 8, 2:18 AM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Teton | 42 min |
| Jun 8, 2:37 AM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 53 min |
| Jun 8, 3:15 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Cascade, Chouteau, Fergus, Flathead, Glacier and 9 more | 6 hr |
| Jun 8, 3:41 PM MDT | Severe Thunderstorm Warning | MSO | Flathead | 49 min |
| Jun 8, 4:17 PM MDT | Severe Thunderstorm Warning | MSO | Flathead | 43 min |
| Jun 8, 5:01 PM MDT | Severe Thunderstorm Warning | TFX | Pondera, Toole | 29 min |
| Jun 8, 5:15 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 45 min |
| Jun 8, 5:29 PM MDT | Severe Thunderstorm Warning | TFX | Toole | 46 min |
| Jun 8, 5:54 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Musselshell | 51 min |
| Jun 8, 6:12 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 63 min |
| Jun 8, 6:21 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 54 min |
| Jun 8, 6:26 PM MDT | Severe Thunderstorm Warning | TFX | Liberty | 34 min |
| Jun 8, 6:40 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 65 min |
| Jun 8, 6:45 PM MDT | Severe Thunderstorm Watch | SPC | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 6 more | 4 hr |
| Jun 8, 6:52 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 38 min |
| Jun 8, 7:11 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 64 min |
| Jun 8, 7:13 PM MDT | Severe Thunderstorm Warning | TFX | Hill, Liberty | 47 min |
| Jun 8, 7:22 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Prairie | 68 min |
| Jun 8, 7:38 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 67 min |
| Jun 8, 8:19 PM MDT | Tornado Warning | GGW | Garfield | 56 min |
| Jun 8, 8:26 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 64 min |
| Jun 8, 8:59 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 61 min |
| Jun 8, 9:14 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 61 min |
| Jun 8, 9:39 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 66 min |
| Jun 8, 9:46 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 59 min |
| Jun 8, 10:03 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 57 min |
| Jun 8, 10:19 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 56 min |
| Jun 8, 11:00 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 60 min |
| Jun 8, 11:07 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 53 min |
| Jun 9, 1:19 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 56 min |
| Jun 9, 12:56 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 64 min |
| Jun 9, 2:16 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon | 44 min |
| Jun 9, 2:30 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Custer, Dawson, Garfield, Musselshell, Petroleum and 6 more | 6 hr |
| Jun 9, 2:41 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 64 min |
| Jun 9, 3:08 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 67 min |
| Jun 9, 3:25 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 50 min |
| Jun 9, 3:49 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 56 min |
| Jun 9, 4:06 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 39 min |
| Jun 9, 4:10 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 50 min |
| Jun 9, 4:34 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 86 min |
| Jun 9, 4:44 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 61 min |
| Jun 9, 4:45 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Fallon | 5 hr |
| Jun 9, 5:17 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 58 min |
| Jun 9, 5:34 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 56 min |
| Jun 9, 5:40 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 50 min |
| Jun 9, 6:18 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Powder River | 57 min |
| Jun 9, 7:34 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 56 min |
| Jun 12, 5:15 PM MDT | Tornado Watch | SPC | Fallon | 4 hr |
| Jun 15, 4:49 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Teton | 26 min |
| Jun 15, 5:10 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Judith Basin | 35 min |
| Jun 16, 4:42 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau, Teton | 33 min |
| Jun 16, 6:34 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Meagher | 26 min |
| Jun 22, 1:09 PM MDT | Severe Thunderstorm Warning | TFX | Beaverhead | 36 min |
| Jun 22, 1:40 PM MDT | Severe Thunderstorm Warning | MSO | Silver Bow | 50 min |
| Jun 22, 2:02 PM MDT | Severe Thunderstorm Warning | TFX | Madison | 28 min |
| Jun 22, 2:15 PM MDT | Severe Thunderstorm Watch | SPC | Beaverhead, Big Horn, Carbon, Deer Lodge, Gallatin, Jefferson and 8 more | 8 hr |
| Jun 22, 2:35 PM MDT | Severe Thunderstorm Warning | TFX | Madison | 40 min |
| Jun 22, 2:59 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin | 46 min |
| Jun 22, 4:25 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 35 min |
| Jun 23, 5:10 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 65 min |
| Jun 30, 9:46 PM MDT | Severe Thunderstorm Warning | MSO | Deer Lodge, Granite, Powell | 44 min |
| Jul 1, 4:16 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 59 min |
| Jul 1, 8:15 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 45 min |
| Jul 2, 4:12 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 33 min |
| Jul 2, 4:20 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau | 25 min |
| Jul 2, 4:45 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Blaine, Carbon, Chouteau, Fergus, Garfield and 13 more | 6 hr |
| Jul 2, 4:50 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 55 min |
| Jul 2, 4:59 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 31 min |
| Jul 2, 5:29 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 31 min |
| Jul 2, 5:29 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 46 min |
| Jul 2, 5:32 PM MDT | Severe Thunderstorm Warning | TFX | Fergus, Judith Basin | 43 min |
| Jul 2, 5:34 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 41 min |
| Jul 2, 5:42 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 48 min |
| Jul 2, 5:53 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 67 min |
| Jul 2, 6:00 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Daniels, Dawson, Fallon, Garfield and 9 more | 5 hr |
| Jul 2, 6:04 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 56 min |
| Jul 2, 6:24 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 36 min |
| Jul 2, 6:35 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 55 min |
| Jul 2, 6:47 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 43 min |
| Jul 2, 6:54 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 66 min |
| Jul 2, 7:19 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 56 min |
| Jul 2, 7:31 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 59 min |
| Jul 2, 7:45 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 60 min |
| Jul 2, 7:56 PM MDT | Tornado Warning | GGW | Valley | 64 min |
| Jul 2, 8:35 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 70 min |
| Jul 2, 8:38 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 67 min |
| Jul 2, 8:48 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 57 min |
| Jul 2, 8:56 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt, Valley | 64 min |
| Jul 2, 9:16 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 59 min |
| Jul 2, 9:18 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 57 min |
| Jul 2, 9:18 PM MDT | Tornado Warning | GGW | McCone | 57 min |
| Jul 2, 9:46 PM MDT | Severe Thunderstorm Warning | GGW | Richland, Roosevelt | 59 min |
| Jul 2, 10:08 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 67 min |
| Jul 2, 10:41 PM MDT | Severe Thunderstorm Warning | GGW | Richland, Roosevelt | 64 min |
| Jul 3, 1:30 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Carbon, Chouteau, Fergus, Gallatin, Golden Valley and 11 more | 7 hr |
| Jul 3, 1:37 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 23 min |
| Jul 3, 1:41 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Gallatin | 49 min |
| Jul 3, 1:57 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 33 min |
| Jul 3, 2:03 PM MDT | Severe Thunderstorm Warning | TFX | Meagher | 42 min |
| Jul 3, 2:45 PM MDT | Severe Thunderstorm Warning | TFX | Meagher | 30 min |
| Jul 3, 2:54 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 66 min |
| Jul 3, 3:20 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Hill | 40 min |
| Jul 3, 3:26 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 49 min |
| Jul 3, 3:42 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 33 min |
| Jul 3, 3:56 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 34 min |
| Jul 3, 4:01 PM MDT | Severe Thunderstorm Warning | TFX | Hill | 29 min |
| Jul 3, 4:06 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 54 min |
| Jul 3, 4:12 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 33 min |
| Jul 3, 4:25 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 50 min |
| Jul 3, 4:35 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 40 min |
| Jul 3, 5:04 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 56 min |
| Jul 3, 5:07 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 53 min |
| Jul 3, 5:10 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 65 min |
| Jul 3, 5:17 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 28 min |
| Jul 3, 5:20 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 40 min |
| Jul 3, 5:40 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 65 min |
| Jul 3, 6:18 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 57 min |
| Jul 3, 6:30 PM MDT | Severe Thunderstorm Watch | SPC | Daniels, Dawson, Garfield, McCone, Phillips, Richland and 4 more | 6 hr |
| Jul 3, 6:37 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 53 min |
| Jul 3, 7:11 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 64 min |
| Jul 3, 7:16 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 59 min |
| Jul 3, 7:25 PM MDT | Tornado Warning | GGW | Valley | 65 min |
| Jul 3, 7:35 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 55 min |
| Jul 3, 8:08 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 67 min |
| Jul 3, 8:08 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 67 min |
| Jul 3, 8:13 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud, Treasure | 62 min |
| Jul 3, 8:15 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 60 min |
| Jul 3, 8:24 PM MDT | Severe Thunderstorm Warning | GGW | Daniels | 66 min |
| Jul 3, 8:27 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 63 min |
| Jul 3, 9:00 PM MDT | Severe Thunderstorm Watch | SPC | Custer, Dawson, Fallon, McCone, Prairie, Richland and 3 more | 5 hr |
| Jul 3, 9:05 PM MDT | Tornado Warning | GGW | Roosevelt | 55 min |
| Jul 3, 9:06 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Fallon | 54 min |
| Jul 3, 9:26 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 64 min |
| Jul 3, 9:47 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 58 min |
| Jul 3, 9:52 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 53 min |
| Jul 3, 10:09 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 66 min |
| Jul 3, 10:41 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 64 min |
| Jul 3, 11:34 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 56 min |
| Jul 4, 12:06 AM MDT | Severe Thunderstorm Warning | BYZ | Custer | 54 min |
| Jul 4, 12:35 AM MDT | Severe Thunderstorm Warning | GGW | Prairie | 55 min |
| Jul 4, 1:37 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 53 min |
| Jul 4, 1:51 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Stillwater, Yellowstone | 54 min |
| Jul 4, 2:05 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Musselshell | 55 min |
| Jul 4, 2:27 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 63 min |
| Jul 4, 2:30 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Custer, Daniels, Dawson, Garfield, McCone and 10 more | 6 hr |
| Jul 4, 2:52 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 53 min |
| Jul 4, 3:25 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 65 min |
| Jul 4, 3:35 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud, Treasure | 55 min |
| Jul 4, 3:39 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 36 min |
| Jul 4, 4:11 PM MDT | Tornado Warning | GGW | Garfield | 49 min |
| Jul 4, 4:23 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 67 min |
| Jul 4, 4:24 PM MDT | Tornado Warning | GGW | McCone | 66 min |
| Jul 4, 4:32 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 43 min |
| Jul 4, 4:33 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 57 min |
| Jul 4, 4:38 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 67 min |
| Jul 4, 4:57 PM MDT | Tornado Warning | BYZ | Yellowstone | 33 min |
| Jul 4, 5:26 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 64 min |
| Jul 4, 5:30 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 60 min |
| Jul 4, 5:30 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Dawson, Fallon, Richland, Wibaux | 5 hr |
| Jul 4, 5:40 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 65 min |
| Jul 4, 5:55 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 65 min |
| Jul 4, 6:15 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 60 min |
| Jul 4, 6:25 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 65 min |
| Jul 4, 6:28 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 62 min |
| Jul 4, 6:59 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 61 min |
| Jul 4, 7:14 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 46 min |
| Jul 4, 7:28 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 62 min |
| Jul 4, 7:30 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 60 min |
| Jul 4, 7:46 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 59 min |
| Jul 5, 4:15 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Fallon, Powder River, Prairie, Rosebud and 1 more | 6 hr |
| Jul 5, 4:42 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 63 min |
| Jul 5, 5:02 PM MDT | Tornado Warning | BYZ | Powder River | 28 min |
| Jul 5, 5:34 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 56 min |
| Jul 5, 5:35 PM MDT | Tornado Warning | BYZ | Powder River | 55 min |
| Jul 5, 6:05 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 55 min |
| Jul 5, 6:19 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 56 min |
| Jul 5, 6:27 PM MDT | Tornado Warning | BYZ | Powder River | 63 min |
| Jul 5, 6:28 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 62 min |
| Jul 5, 6:30 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Daniels, Dawson, Fergus, Garfield, Hill and 9 more | 6 hr |
| Jul 5, 7:11 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 64 min |
| Jul 5, 7:25 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 65 min |
| Jul 5, 7:29 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau, Judith Basin | 31 min |
| Jul 5, 7:31 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 59 min |
| Jul 5, 8:01 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 59 min |
| Jul 5, 8:09 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 36 min |
| Jul 5, 8:14 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 61 min |
| Jul 5, 8:16 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Meagher | 29 min |
| Jul 5, 8:27 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Judith Basin | 33 min |
| Jul 5, 8:28 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 62 min |
| Jul 5, 8:43 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 32 min |
| Jul 5, 8:50 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Judith Basin | 25 min |
| Jul 5, 8:54 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 36 min |
| Jul 5, 9:11 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 64 min |
| Jul 5, 9:11 PM MDT | Tornado Warning | TFX | Cascade, Judith Basin | 34 min |
| Jul 5, 9:16 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 59 min |
| Jul 5, 9:17 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Chouteau, Fergus | 28 min |
| Jul 5, 9:29 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 61 min |
| Jul 5, 9:39 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 36 min |
| Jul 5, 9:44 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 31 min |
| Jul 5, 10:09 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 66 min |
| Jul 5, 10:13 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 62 min |
| Jul 5, 10:16 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 29 min |
| Jul 5, 10:20 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 40 min |
| Jul 5, 10:46 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 59 min |
| Jul 5, 10:53 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 67 min |
| Jul 5, 11:07 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 38 min |
| Jul 5, 11:15 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Daniels, Dawson, Garfield, McCone, Phillips and 4 more | 5 hr |
| Jul 6, 12:35 AM MDT | Severe Thunderstorm Warning | GGW | Dawson | 55 min |
| Jul 6, 12:49 AM MDT | Severe Thunderstorm Warning | GGW | McCone | 56 min |
| Jul 6, 1:30 AM MDT | Severe Thunderstorm Warning | GGW | Dawson | 60 min |
| Jul 6, 1:49 AM MDT | Severe Thunderstorm Warning | GGW | McCone | 56 min |
| Jul 6, 2:25 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 65 min |
| Jul 6, 3:15 PM MDT | Tornado Watch | SPC | Carter, Fallon, Wibaux | 5 hr |
| Jul 6, 5:03 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Meagher | 42 min |
| Jul 6, 7:08 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 52 min |
| Jul 6, 8:05 PM MDT | Severe Thunderstorm Warning | BYZ | Treasure | 25 min |
| Jul 7, 8:26 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 64 min |
| Jul 7, 9:00 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 60 min |
| Jul 7, 9:30 PM MDT | Severe Thunderstorm Watch | SPC | Custer, Dawson, Garfield, McCone, Musselshell, Petroleum and 6 more | 6 hr |
| Jul 7, 10:02 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 58 min |
| Jul 7, 10:06 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 69 min |
| Jul 7, 11:19 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 56 min |
| Jul 7, 11:41 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 64 min |
| Jul 8, 12:46 AM MDT | Severe Thunderstorm Warning | GGW | Dawson | 59 min |
| Jul 8, 1:47 AM MDT | Severe Thunderstorm Warning | GGW | Dawson | 58 min |
| Jul 8, 7:55 AM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 65 min |
| Jul 8, 3:51 PM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 49 min |
| Jul 8, 5:09 PM MDT | Tornado Warning | TFX | Lewis and Clark | 51 min |
| Jul 8, 5:40 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 35 min |
| Jul 8, 5:45 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Broadwater, Cascade, Chouteau, Fergus, Golden Valley and 5 more | 6 hr |
| Jul 8, 5:50 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 25 min |
| Jul 8, 5:54 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 51 min |
| Jul 8, 6:11 PM MDT | Tornado Warning | TFX | Chouteau, Fergus | 64 min |
| Jul 8, 6:16 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau | 44 min |
| Jul 8, 6:41 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 49 min |
| Jul 8, 6:51 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau | 54 min |
| Jul 8, 7:12 PM MDT | Tornado Warning | TFX | Fergus | 63 min |
| Jul 8, 7:30 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau | 60 min |
| Jul 8, 7:50 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 55 min |
| Jul 8, 7:50 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 40 min |
| Jul 8, 8:15 PM MDT | Severe Thunderstorm Watch | SPC | Daniels, Dawson, Garfield, McCone, Petroleum, Phillips and 5 more | 6 hr |
| Jul 8, 8:15 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Fergus, Judith Basin | 60 min |
| Jul 8, 8:25 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Chouteau | 65 min |
| Jul 8, 8:38 PM MDT | Tornado Warning | GGW | Phillips | 67 min |
| Jul 8, 9:24 PM MDT | Tornado Warning | TFX | Fergus | 36 min |
| Jul 8, 9:25 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Fergus | 50 min |
| Jul 8, 9:42 PM MDT | Tornado Warning | GGW | Phillips | 63 min |
| Jul 8, 9:55 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 65 min |
| Jul 8, 10:01 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 59 min |
| Jul 8, 10:17 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 73 min |
| Jul 8, 10:45 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 60 min |
| Jul 8, 11:23 PM MDT | Flash Flood Warning | GGW | Garfield, Valley | 3 hr |
| Jul 8, 11:25 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 95 min |
| Jul 8, 11:39 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 96 min |
| Jul 9, 12:31 AM MDT | Severe Thunderstorm Warning | GGW | Prairie | 89 min |
| Jul 9, 1:13 AM MDT | Severe Thunderstorm Warning | GGW | McCone | 62 min |
| Jul 9, 3:50 AM MDT | Severe Thunderstorm Warning | GGW | Dawson, Wibaux | 55 min |
| Jul 9, 12:23 PM MDT | Flash Flood Warning | GGW | McCone | 3 hr |
| Jul 9, 1:25 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 65 min |
| Jul 9, 2:00 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Blaine, Carbon, Fergus, Garfield, Golden Valley and 9 more | 6 hr |
| Jul 9, 2:22 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 53 min |
| Jul 9, 2:41 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Musselshell | 64 min |
| Jul 9, 2:43 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 32 min |
| Jul 9, 2:58 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 47 min |
| Jul 9, 3:03 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 57 min |
| Jul 9, 3:13 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 62 min |
| Jul 9, 3:40 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 65 min |
| Jul 9, 3:45 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 60 min |
| Jul 9, 3:45 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 45 min |
| Jul 9, 3:56 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 64 min |
| Jul 9, 4:09 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass | 66 min |
| Jul 9, 4:13 PM MDT | Flash Flood Warning | GGW | Petroleum | 3 hr |
| Jul 9, 4:13 PM MDT | Flash Flood Warning | GGW | Petroleum | 6 hr |
| Jul 9, 4:31 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 59 min |
| Jul 9, 4:42 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell, Rosebud | 63 min |
| Jul 9, 4:43 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 62 min |
| Jul 9, 4:51 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 54 min |
| Jul 9, 4:57 PM MDT | Flash Flood Warning | GGW | Garfield, Valley | 6 hr |
| Jul 9, 4:57 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 48 min |
| Jul 9, 5:00 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater | 60 min |
| Jul 9, 5:07 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 28 min |
| Jul 9, 5:11 PM MDT | Severe Thunderstorm Warning | TFX | Fergus, Judith Basin | 49 min |
| Jul 9, 5:30 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Daniels, Dawson, Fallon, McCone and 7 more | 6 hr |
| Jul 9, 5:36 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 69 min |
| Jul 9, 5:40 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 65 min |
| Jul 9, 5:47 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 58 min |
| Jul 9, 5:49 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 56 min |
| Jul 9, 6:13 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 47 min |
| Jul 9, 6:15 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Treasure, Yellowstone | 60 min |
| Jul 9, 6:30 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 60 min |
| Jul 9, 6:30 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 45 min |
| Jul 9, 6:31 PM MDT | Flash Flood Warning | GGW | McCone | 6 hr |
| Jul 9, 6:40 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 65 min |
| Jul 9, 6:54 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 51 min |
| Jul 9, 6:58 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 47 min |
| Jul 9, 7:14 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Treasure | 61 min |
| Jul 9, 7:15 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 45 min |
| Jul 9, 7:30 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Custer, Fallon | 65 min |
| Jul 10, 4:41 AM MDT | Severe Thunderstorm Warning | TFX | Teton | 34 min |
| Jul 10, 1:00 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Blaine, Carbon, Fergus, Garfield, Golden Valley and 7 more | 6 hr |
| Jul 10, 2:53 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 52 min |
| Jul 10, 3:47 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 58 min |
| Jul 10, 3:47 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 58 min |
| Jul 10, 4:00 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Daniels, Dawson, Fallon, McCone and 7 more | 6 hr |
| Jul 10, 4:08 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 67 min |
| Jul 10, 4:26 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 64 min |
| Jul 10, 4:43 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 62 min |
| Jul 10, 4:49 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 31 min |
| Jul 10, 5:11 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 64 min |
| Jul 10, 5:11 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 64 min |
| Jul 10, 5:46 PM MDT | Tornado Warning | GGW | Valley | 59 min |
| Jul 10, 6:01 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 59 min |
| Jul 10, 6:18 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 27 min |
| Jul 10, 6:39 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 66 min |
| Jul 10, 6:44 PM MDT | Tornado Warning | GGW | Valley | 61 min |
| Jul 10, 7:01 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, Prairie | 59 min |
| Jul 10, 7:37 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 53 min |
| Jul 10, 7:54 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 66 min |
| Jul 10, 7:57 PM MDT | Flash Flood Warning | GGW | Prairie | 3 hr |
| Jul 10, 8:02 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 58 min |
| Jul 10, 8:08 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 67 min |
| Jul 10, 8:19 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 71 min |
| Jul 10, 8:23 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 67 min |
| Jul 10, 8:28 PM MDT | Flash Flood Warning | GGW | Dawson, McCone, Richland, Roosevelt, Sheridan | 3 hr |
| Jul 10, 8:43 PM MDT | Flash Flood Warning | GGW | Garfield | 5 hr |
| Jul 10, 8:43 PM MDT | Flash Flood Warning | GGW | Garfield | 17 hr |
| Jul 10, 10:19 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 56 min |
| Jul 13, 6:40 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Hill | 35 min |
| Jul 13, 7:59 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 31 min |
| Jul 13, 8:28 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 17 min |
| Jul 13, 8:45 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 30 min |
| Jul 13, 9:05 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 85 min |
| Jul 14, 5:30 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Fergus, Garfield, Judith Basin, Petroleum, Phillips and 1 more | 7 hr |
| Jul 16, 12:55 AM MDT | Severe Thunderstorm Warning | BYZ | Carter | 65 min |
| Jul 16, 1:59 AM MDT | Severe Thunderstorm Warning | BYZ | Carter | 61 min |
| Jul 18, 8:35 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 55 min |
| Jul 18, 9:38 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 67 min |
| Jul 19, 3:11 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 34 min |
| Jul 19, 5:02 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 43 min |
| Jul 19, 6:01 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 59 min |
| Jul 19, 7:28 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 62 min |
| Jul 19, 8:32 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 28 min |
| Jul 19, 10:19 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 26 min |
| Jul 20, 3:45 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 60 min |
| Jul 20, 4:13 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Fallon | 62 min |
| Jul 20, 4:20 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 55 min |
| Jul 20, 5:06 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 54 min |
| Jul 20, 5:30 PM MDT | Severe Thunderstorm Warning | MSO | Lake, Sanders | 45 min |
| Jul 20, 6:03 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 27 min |
| Jul 20, 6:10 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 65 min |
| Jul 20, 6:47 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 58 min |
| Jul 21, 8:22 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 53 min |
| Jul 21, 8:52 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 53 min |
| Jul 22, 5:58 PM MDT | Severe Thunderstorm Warning | MSO | Lake, Sanders | 32 min |
| Jul 23, 6:43 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Stillwater, Yellowstone | 62 min |
| Jul 23, 7:37 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 53 min |
| Jul 23, 7:45 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Treasure, Yellowstone | 60 min |
| Jul 23, 8:00 PM MDT | Severe Thunderstorm Watch | SPC | Dawson, Richland, Sheridan | 5 hr |
| Jul 23, 8:19 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 71 min |
| Jul 23, 8:24 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 66 min |
| Jul 23, 8:50 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud | 60 min |
| Jul 23, 8:53 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 52 min |
| Jul 23, 9:10 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River, Rosebud | 65 min |
| Jul 23, 9:46 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 59 min |
| Jul 23, 10:47 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 58 min |
| Jul 26, 6:13 PM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 47 min |
| Jul 26, 6:59 PM MDT | Severe Thunderstorm Warning | MSO | Granite, Missoula, Ravalli | 61 min |
| Jul 26, 9:22 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 53 min |
| Jul 27, 5:16 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 44 min |
| Jul 27, 6:46 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 44 min |
| Jul 27, 8:09 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 66 min |
| Jul 27, 8:19 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 26 min |
| Jul 27, 8:48 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 42 min |
| Jul 27, 9:32 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 43 min |
| Jul 27, 10:17 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 43 min |
| Jul 31, 8:55 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 65 min |
| Aug 1, 12:32 AM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 58 min |
| Aug 1, 1:30 AM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 30 min |
| Aug 1, 3:34 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 41 min |
| Aug 1, 3:46 PM MDT | Tornado Warning | BYZ | Golden Valley, Musselshell | 59 min |
| Aug 1, 4:00 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Blaine, Carbon, Fergus, Garfield, Golden Valley and 8 more | 6 hr |
| Aug 1, 4:10 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 50 min |
| Aug 1, 4:44 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 61 min |
| Aug 1, 4:59 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 61 min |
| Aug 1, 5:17 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 58 min |
| Aug 1, 5:25 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 65 min |
| Aug 1, 6:13 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 62 min |
| Aug 1, 6:27 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 63 min |
| Aug 1, 6:43 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Treasure | 62 min |
| Aug 1, 7:00 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Daniels, Dawson, Fallon, McCone and 7 more | 6 hr |
| Aug 1, 7:04 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 56 min |
| Aug 1, 7:11 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 64 min |
| Aug 1, 7:17 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 43 min |
| Aug 1, 7:21 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River, Rosebud | 54 min |
| Aug 1, 7:59 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 61 min |
| Aug 1, 8:11 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 64 min |
| Aug 1, 8:13 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River, Rosebud | 92 min |
| Aug 1, 8:52 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 53 min |
| Aug 2, 12:19 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 61 min |
| Aug 2, 1:15 PM MDT | Severe Thunderstorm Watch | SPC | Carter | 6 hr |
| Aug 2, 1:18 PM MDT | Severe Thunderstorm Warning | GGW | Daniels | 57 min |
| Aug 2, 1:37 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 53 min |
| Aug 2, 2:00 PM MDT | Severe Thunderstorm Watch | SPC | Sheridan | 6 hr |
| Aug 3, 8:59 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 61 min |
| Aug 4, 5:00 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Dawson, Fallon, Powder River, Richland and 2 more | 5 hr |
| Aug 4, 5:46 PM MDT | Severe Thunderstorm Warning | TFX | Glacier, Toole | 29 min |
| Aug 4, 5:50 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 55 min |
| Aug 4, 6:02 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 58 min |
| Aug 4, 6:15 PM MDT | Severe Thunderstorm Warning | TFX | Glacier, Toole | 60 min |
| Aug 4, 7:12 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 63 min |
| Aug 5, 1:53 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Carbon | 52 min |
| Aug 10, 3:46 PM MDT | Severe Thunderstorm Warning | MSO | Deer Lodge, Granite | 44 min |
| Aug 10, 4:08 PM MDT | Severe Thunderstorm Warning | MSO | Deer Lodge, Granite, Powell | 52 min |
| Aug 10, 7:51 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin | 24 min |
| Aug 11, 11:03 AM MDT | Severe Thunderstorm Warning | TFX | Cascade, Teton | 27 min |
| Aug 11, 11:27 AM MDT | Severe Thunderstorm Warning | TFX | Cascade | 33 min |
| Aug 11, 11:54 AM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau | 51 min |
| Aug 11, 12:38 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 52 min |
| Aug 11, 12:54 PM MDT | Severe Thunderstorm Warning | TFX | Hill | 51 min |
| Aug 11, 1:18 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 27 min |
| Aug 11, 1:44 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 61 min |
| Aug 11, 2:00 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Daniels, Fergus, Garfield, Golden Valley, McCone and 7 more | 6 hr |
| Aug 11, 2:27 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 63 min |
| Aug 11, 3:21 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 54 min |
| Aug 11, 3:27 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 63 min |
| Aug 11, 3:54 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 51 min |
| Aug 11, 3:56 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 64 min |
| Aug 11, 4:16 PM MDT | Severe Thunderstorm Warning | GGW | Daniels | 59 min |
| Aug 11, 4:35 PM MDT | Tornado Warning | GGW | Daniels | 55 min |
| Aug 11, 4:57 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 63 min |
| Aug 11, 5:02 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 58 min |
| Aug 11, 5:07 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 53 min |
| Aug 11, 5:15 PM MDT | Severe Thunderstorm Watch | SPC | Custer, Dawson, Fallon, Prairie, Richland, Roosevelt and 2 more | 6 hr |
| Aug 11, 5:16 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 59 min |
| Aug 11, 5:59 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 61 min |
| Aug 11, 6:04 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 56 min |
| Aug 11, 6:08 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 67 min |
| Aug 11, 6:46 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 59 min |
| Aug 11, 6:52 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 53 min |
| Aug 11, 8:16 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 59 min |
| Aug 11, 9:16 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 29 min |
| Aug 11, 9:45 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 60 min |
| Aug 18, 4:16 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin | 29 min |
| Aug 24, 10:49 AM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 56 min |
| Aug 24, 7:06 PM MDT | Severe Thunderstorm Warning | MSO | Lincoln | 39 min |
| Aug 26, 6:52 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 53 min |
| Aug 26, 7:46 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 59 min |
| Sep 1, 7:30 PM MDT | Severe Thunderstorm Warning | MSO | Granite, Missoula, Ravalli | 45 min |
| Sep 2, 12:49 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 56 min |
| Sep 2, 5:52 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 53 min |
| Sep 2, 6:45 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 45 min |
| Sep 4, 3:09 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 66 min |
| Sep 4, 4:11 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 64 min |
| Sep 4, 4:35 AM MDT | Severe Thunderstorm Warning | GGW | Daniels | 55 min |
| Sep 4, 5:18 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 57 min |
| Sep 4, 5:49 AM MDT | Severe Thunderstorm Warning | GGW | Richland | 56 min |
| Sep 4, 7:08 AM MDT | Severe Thunderstorm Warning | GGW | Phillips | 67 min |
| Sep 4, 8:12 AM MDT | Severe Thunderstorm Warning | GGW | Phillips | 63 min |
| Sep 4, 10:49 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 26 min |
| Sep 4, 11:14 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 31 min |
| Sep 4, 11:44 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Chouteau | 46 min |
| Sep 5, 12:12 AM MDT | Severe Thunderstorm Warning | TFX | Cascade | 33 min |
| Sep 5, 3:52 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Lewis and Clark | 38 min |
| Sep 5, 3:55 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 50 min |
| Sep 5, 4:12 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 48 min |
| Sep 5, 4:58 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 47 min |
| Sep 5, 5:35 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 40 min |
| Sep 5, 6:18 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Fergus | 27 min |
| Sep 5, 6:40 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Fergus | 50 min |
| Sep 5, 7:19 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 56 min |
| Sep 5, 8:27 PM MDT | Tornado Warning | TFX | Judith Basin | 18 min |
| Sep 5, 9:02 PM MDT | Tornado Warning | GGW | Petroleum | 58 min |
| Sep 6, 7:59 AM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 31 min |
| Sep 6, 8:27 AM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 63 min |
| Oct 1, 8:03 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 42 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 | 431 |
| Tornado Warning | 27 |
| Severe Thunderstorm Watch | 33 |
| Tornado Watch | 2 |
| Flooding | |
| Flash Flood Warning | 10 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Garfield County55
- Valley County48
- Phillips County44
- Fergus County43
- Blaine County38
- Chouteau County36
- McCone County35
- Dawson County34
- Rosebud County33
- Petroleum County32
- Carter County30
- Powder River County30
- Cascade County29
- Prairie County29
- Sheridan County27
- Yellowstone County26
- Roosevelt County26
- Richland County26
- Musselshell County23
- Big Horn County23
- Custer County23
- Judith Basin County22
- Wibaux County22
- Fallon County22
- Treasure County18
- Daniels County17
- Golden Valley County16
- Hill County12
- Teton County9
- Carbon County9
- Stillwater County9
- Wheatland County9
- Liberty County7
- Toole County7
- Meagher County7
- Sweet Grass County6
- Gallatin County6
- Lewis and Clark County5
- Granite County5
- Ravalli County5
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19992001
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.