Alert archive / Montana / 1998
Weather alerts in Montana, July 1998
271 weather alerts in July 1998, 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 July 1998. Tap one for its archive.
- Alerts
- 271
- Warnings
- 260
- Watches
- 11
- Advisories
- 0
- Busiest day
- July 5, 199863 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 |
|---|---|---|---|---|
| Jun 30, 8:26 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 59 min |
| Jun 30, 8:49 PM MDT | Tornado Warning | BYZ | Wheatland | 36 min |
| Jun 30, 9:14 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Stillwater, Sweet Grass | 61 min |
| Jun 30, 11:05 PM MDT | Severe Thunderstorm Warning | MSO | Granite, Ravalli | 65 min |
| Jul 1, 2:10 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 35 min |
| Jul 1, 2:59 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 31 min |
| Jul 1, 3:29 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 36 min |
| Jul 1, 3:47 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 63 min |
| Jul 1, 4:05 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 50 min |
| Jul 1, 4:20 PM MDT | Severe Thunderstorm Warning | BYZ | Park, Sweet Grass | 60 min |
| Jul 1, 5:11 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 59 min |
| Jul 1, 5:13 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater | 62 min |
| Jul 1, 5:42 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 63 min |
| Jul 1, 5:52 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 63 min |
| Jul 1, 6:10 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 60 min |
| Jul 1, 6:18 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Stillwater, Yellowstone | 62 min |
| Jul 1, 6:35 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 50 min |
| Jul 1, 7:14 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 61 min |
| Jul 1, 7:18 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 47 min |
| Jul 1, 7:28 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 62 min |
| Jul 1, 7:59 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 61 min |
| Jul 1, 8:11 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 64 min |
| Jul 1, 9:41 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 64 min |
| Jul 1, 11:19 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 61 min |
| Jul 2, 6:10 PM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 45 min |
| Jul 2, 8:28 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Jefferson | 47 min |
| Jul 2, 9:02 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin | 58 min |
| Jul 3, 3:55 AM MDT | Flash Flood Warning | BYZ | Wheatland | 6 hr |
| Jul 3, 4:26 AM MDT | Flash Flood Warning | BYZ | Musselshell | 2 hr |
| Jul 3, 1:00 PM MDT | Severe Thunderstorm Watch | SPC | Beaverhead, Deer Lodge, Granite, Jefferson, Lake, Lewis and Clark and 6 more | 6 hr |
| Jul 3, 3:14 PM MDT | Severe Thunderstorm Warning | MSO | Mineral, Missoula | 46 min |
| Jul 3, 3:39 PM MDT | Severe Thunderstorm Warning | MSO | Mineral, Missoula | 61 min |
| Jul 3, 4:19 PM MDT | Severe Thunderstorm Warning | MSO | Lake, Missoula, Sanders | 61 min |
| Jul 3, 4:34 PM MDT | Flash Flood Warning | MSO | Lake, Missoula, Sanders | 86 min |
| Jul 3, 4:45 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carbon, Powder River, Stillwater | 5 hr |
| Jul 3, 5:20 PM MDT | Severe Thunderstorm Warning | MSO | Granite, Missoula, Powell | 45 min |
| Jul 3, 6:12 PM MDT | Flash Flood Warning | MSO | Missoula, Powell | 53 min |
| Jul 3, 6:18 PM MDT | Severe Thunderstorm Warning | TFX | Pondera | 32 min |
| Jul 3, 6:21 PM MDT | Severe Thunderstorm Warning | MSO | Deer Lodge, Powell | 49 min |
| Jul 3, 6:33 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 32 min |
| Jul 3, 6:56 PM MDT | Severe Thunderstorm Warning | TFX | Jefferson | 34 min |
| Jul 3, 7:00 PM MDT | Severe Thunderstorm Watch | SPC | Broadwater, Cascade, Chouteau, Glacier, Hill, Judith Basin and 7 more | 5 hr |
| Jul 3, 7:10 PM MDT | Severe Thunderstorm Warning | TFX | Glacier | 35 min |
| Jul 3, 7:22 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Lewis and Clark | 43 min |
| Jul 3, 7:48 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 47 min |
| Jul 3, 7:57 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Teton | 48 min |
| Jul 3, 8:01 PM MDT | Severe Thunderstorm Warning | TFX | Lewis and Clark | 59 min |
| Jul 3, 8:06 PM MDT | Severe Thunderstorm Warning | TFX | Meagher | 29 min |
| Jul 3, 8:09 PM MDT | Severe Thunderstorm Warning | TFX | Fergus, Judith Basin | 61 min |
| Jul 3, 8:16 PM MDT | Severe Thunderstorm Warning | TFX | Liberty, Pondera, Toole | 64 min |
| Jul 3, 8:17 PM MDT | Tornado Warning | TFX | Cascade, Chouteau | 18 min |
| Jul 3, 8:32 PM MDT | Severe Thunderstorm Warning | MSO | Powell | 33 min |
| Jul 3, 8:36 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau, Teton | 49 min |
| Jul 3, 8:36 PM MDT | Severe Thunderstorm Warning | TFX | Liberty, Pondera, Toole | 49 min |
| Jul 3, 8:39 PM MDT | Severe Thunderstorm Warning | TFX | Fergus, Judith Basin, Meagher | 51 min |
| Jul 3, 8:59 PM MDT | Tornado Warning | TFX | Cascade, Meagher | 21 min |
| Jul 3, 9:00 PM MDT | Flash Flood Warning | TFX | Chouteau, Fergus, Judith Basin | 3 hr |
| Jul 3, 9:06 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Jefferson | 49 min |
| Jul 3, 9:26 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Fergus, Hill, Judith Basin, Liberty | 49 min |
| Jul 3, 9:30 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Meagher | 50 min |
| Jul 3, 10:03 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 62 min |
| Jul 3, 10:06 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 64 min |
| Jul 3, 10:07 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Fergus, Judith Basin | 58 min |
| Jul 3, 10:07 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Hill | 58 min |
| Jul 3, 10:40 PM MDT | Severe Thunderstorm Warning | TFX | Meagher | 50 min |
| Jul 3, 10:45 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Fergus, Garfield, Petroleum, Phillips, Valley | 4 hr |
| Jul 3, 10:55 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 65 min |
| Jul 3, 11:09 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 61 min |
| Jul 3, 11:10 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 60 min |
| Jul 3, 11:39 PM MDT | Flash Flood Warning | GGW | Garfield, Phillips | 116 min |
| Jul 4, 12:15 AM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 45 min |
| Jul 4, 1:00 AM MDT | Severe Thunderstorm Warning | GGW | Phillips | 65 min |
| Jul 4, 1:43 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 62 min |
| Jul 4, 2:52 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 58 min |
| Jul 4, 2:30 PM MDT | Severe Thunderstorm Watch | SPC | Beaverhead, Blaine, Broadwater, Cascade, Chouteau, Deer Lodge and 19 more | 7 hr |
| Jul 4, 2:42 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 63 min |
| Jul 4, 4:04 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin, Madison | 61 min |
| Jul 4, 4:27 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 63 min |
| Jul 4, 4:47 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin | 48 min |
| Jul 4, 4:54 PM MDT | Severe Thunderstorm Warning | GGW | Daniels | 61 min |
| Jul 4, 5:11 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 64 min |
| Jul 4, 5:18 PM MDT | Severe Thunderstorm Warning | BYZ | Park, Sweet Grass | 47 min |
| Jul 4, 5:25 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 60 min |
| Jul 4, 5:29 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 51 min |
| Jul 4, 5:30 PM MDT | Tornado Watch | SPC | Big Horn, Carbon, Daniels, Garfield, McCone, Musselshell and 6 more | 6 hr |
| Jul 4, 5:39 PM MDT | Flash Flood Warning | GGW | Daniels | 2 hr |
| Jul 4, 5:47 PM MDT | Severe Thunderstorm Warning | GGW | Daniels | 63 min |
| Jul 4, 5:47 PM MDT | Severe Thunderstorm Warning | TFX | Meagher | 63 min |
| Jul 4, 5:50 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 65 min |
| Jul 4, 6:00 PM MDT | Severe Thunderstorm Warning | TFX | Toole | 65 min |
| Jul 4, 6:02 PM MDT | Tornado Warning | GGW | Daniels | 48 min |
| Jul 4, 6:05 PM MDT | Severe Thunderstorm Warning | TFX | Pondera, Teton | 65 min |
| Jul 4, 6:09 PM MDT | Severe Thunderstorm Warning | MSO | Missoula | 31 min |
| Jul 4, 6:16 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 59 min |
| Jul 4, 6:32 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 63 min |
| Jul 4, 6:45 PM MDT | Tornado Warning | GGW | Roosevelt | 65 min |
| Jul 4, 7:03 PM MDT | Flash Flood Warning | GGW | Roosevelt | 3 hr |
| Jul 4, 7:05 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Pondera | 60 min |
| Jul 4, 7:06 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 64 min |
| Jul 4, 7:12 PM MDT | Severe Thunderstorm Warning | TFX | Toole | 58 min |
| Jul 4, 7:23 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 62 min |
| Jul 4, 7:34 PM MDT | Tornado Warning | GGW | Roosevelt | 61 min |
| Jul 4, 8:04 PM MDT | Flash Flood Warning | GGW | Roosevelt | 4 hr |
| Jul 4, 8:10 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Stillwater, Yellowstone | 60 min |
| Jul 4, 8:10 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 60 min |
| Jul 4, 8:15 PM MDT | Tornado Watch | SPC | Custer, Dawson, Fallon, McCone, Prairie, Richland and 1 more | 5 hr |
| Jul 4, 8:19 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 61 min |
| Jul 4, 8:20 PM MDT | Severe Thunderstorm Warning | MSO | Sanders | 60 min |
| Jul 4, 8:21 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 64 min |
| Jul 4, 8:23 PM MDT | Flash Flood Warning | GGW | Roosevelt | 6 hr |
| Jul 4, 8:28 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 62 min |
| Jul 4, 8:34 PM MDT | Tornado Warning | BYZ | Yellowstone | 31 min |
| Jul 4, 8:39 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 66 min |
| Jul 4, 8:43 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 62 min |
| Jul 4, 9:13 PM MDT | Tornado Warning | BYZ | Yellowstone | 27 min |
| Jul 4, 9:19 PM MDT | Severe Thunderstorm Warning | MSO | Flathead, Sanders | 46 min |
| Jul 4, 9:20 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 50 min |
| Jul 4, 9:22 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 58 min |
| Jul 4, 9:22 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 63 min |
| Jul 4, 9:25 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 65 min |
| Jul 4, 9:30 PM MDT | Flash Flood Warning | GGW | Richland | 5 hr |
| Jul 4, 9:31 PM MDT | Severe Thunderstorm Warning | TFX | Glacier, Toole | 64 min |
| Jul 4, 9:41 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 59 min |
| Jul 4, 9:49 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 61 min |
| Jul 4, 9:55 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 60 min |
| Jul 4, 10:00 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 65 min |
| Jul 4, 10:24 PM MDT | Flash Flood Warning | BYZ | Custer | 61 min |
| Jul 4, 10:24 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 61 min |
| Jul 4, 10:49 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 61 min |
| Jul 4, 10:56 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Treasure | 64 min |
| Jul 4, 11:11 PM MDT | Flash Flood Warning | BYZ | Custer | 64 min |
| Jul 4, 11:21 PM MDT | Flash Flood Warning | GGW | Dawson | 5 hr |
| Jul 5, 1:00 PM MDT | Severe Thunderstorm Warning | GGW | Daniels | 65 min |
| Jul 5, 2:01 PM MDT | Severe Thunderstorm Warning | GGW | Daniels | 64 min |
| Jul 5, 3:00 PM MDT | Severe Thunderstorm Watch | SPC | Broadwater, Cascade, Fergus, Gallatin, Golden Valley, Jefferson and 13 more | 6 hr |
| Jul 5, 3:45 PM MDT | Severe Thunderstorm Warning | TFX | Teton | 60 min |
| Jul 5, 3:47 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 63 min |
| Jul 5, 4:15 PM MDT | Severe Thunderstorm Warning | TFX | Toole | 45 min |
| Jul 5, 4:17 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 63 min |
| Jul 5, 4:45 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River, Rosebud | 65 min |
| Jul 5, 4:48 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 47 min |
| Jul 5, 4:50 PM MDT | Severe Thunderstorm Warning | TFX | Teton | 60 min |
| Jul 5, 4:53 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 62 min |
| Jul 5, 5:00 PM MDT | Severe Thunderstorm Warning | TFX | Liberty, Toole | 65 min |
| Jul 5, 5:01 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 64 min |
| Jul 5, 5:05 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 65 min |
| Jul 5, 5:15 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 65 min |
| Jul 5, 5:26 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 64 min |
| Jul 5, 5:37 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 63 min |
| Jul 5, 5:49 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 66 min |
| Jul 5, 5:49 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 66 min |
| Jul 5, 5:55 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater | 65 min |
| Jul 5, 6:00 PM MDT | Severe Thunderstorm Warning | TFX | Hill | 60 min |
| Jul 5, 6:05 PM MDT | Severe Thunderstorm Warning | TFX | Liberty | 25 min |
| Jul 5, 6:19 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 61 min |
| Jul 5, 6:30 PM MDT | Flash Flood Warning | GGW | Roosevelt | 4 hr |
| Jul 5, 6:30 PM MDT | Flash Flood Warning | GGW | Roosevelt | 4 hr |
| Jul 5, 6:35 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Yellowstone | 60 min |
| Jul 5, 6:40 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 65 min |
| Jul 5, 6:43 PM MDT | Severe Thunderstorm Warning | GGW | Daniels | 47 min |
| Jul 5, 7:02 PM MDT | Severe Thunderstorm Warning | TFX | Hill | 63 min |
| Jul 5, 7:16 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 64 min |
| Jul 5, 7:19 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 61 min |
| Jul 5, 7:21 PM MDT | Severe Thunderstorm Warning | GGW | Daniels | 64 min |
| Jul 5, 7:26 PM MDT | Flash Flood Warning | GGW | Daniels | 4 hr |
| Jul 5, 7:30 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 65 min |
| Jul 5, 7:36 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 64 min |
| Jul 5, 7:38 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 62 min |
| Jul 5, 7:50 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Treasure, Yellowstone | 65 min |
| Jul 5, 8:00 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 65 min |
| Jul 5, 8:15 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 65 min |
| Jul 5, 8:29 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 61 min |
| Jul 5, 8:33 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 62 min |
| Jul 5, 8:55 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud, Treasure | 60 min |
| Jul 5, 9:09 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 66 min |
| Jul 5, 9:29 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 46 min |
| Jul 5, 9:30 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 65 min |
| Jul 5, 9:52 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Rosebud | 63 min |
| Jul 5, 10:04 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 56 min |
| Jul 5, 10:23 PM MDT | Flash Flood Warning | GGW | Roosevelt | 97 min |
| Jul 5, 10:57 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Fergus | 63 min |
| Jul 6, 10:58 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 62 min |
| Jul 6, 11:23 AM MDT | Severe Thunderstorm Warning | GGW | McCone | 62 min |
| Jul 6, 1:48 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 67 min |
| Jul 6, 1:56 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 64 min |
| Jul 6, 2:50 PM MDT | Severe Thunderstorm Warning | GGW | Daniels | 65 min |
| Jul 6, 3:22 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 63 min |
| Jul 6, 3:31 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 64 min |
| Jul 6, 3:35 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 65 min |
| Jul 6, 3:56 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 49 min |
| Jul 6, 4:02 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 63 min |
| Jul 6, 4:10 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 65 min |
| Jul 6, 4:40 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 60 min |
| Jul 6, 4:44 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 61 min |
| Jul 6, 4:56 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 49 min |
| Jul 6, 5:16 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Fallon | 64 min |
| Jul 6, 6:22 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 23 min |
| Jul 7, 7:12 PM MDT | Flash Flood Warning | BYZ | Carbon | 4 hr |
| Jul 8, 1:22 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 63 min |
| Jul 8, 2:17 PM MDT | Severe Thunderstorm Warning | TFX | Glacier, Pondera | 43 min |
| Jul 8, 2:32 PM MDT | Flash Flood Warning | GGW | Roosevelt | 2 hr |
| Jul 8, 2:41 PM MDT | Severe Thunderstorm Warning | TFX | Teton | 59 min |
| Jul 8, 3:33 PM MDT | Severe Thunderstorm Warning | GGW | Daniels | 62 min |
| Jul 8, 3:42 PM MDT | Severe Thunderstorm Warning | TFX | Teton | 58 min |
| Jul 9, 12:10 AM MDT | Severe Thunderstorm Warning | GGW | Valley | 60 min |
| Jul 9, 6:30 AM MDT | Severe Thunderstorm Warning | MSO | Lincoln, Sanders | 60 min |
| Jul 9, 3:35 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 55 min |
| Jul 9, 6:10 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 60 min |
| Jul 9, 7:25 PM MDT | Flash Flood Warning | GGW | Wibaux | 115 min |
| Jul 10, 12:49 AM MDT | Severe Thunderstorm Warning | MSO | Lincoln | 66 min |
| Jul 10, 4:30 PM MDT | Severe Thunderstorm Watch | SPC | Beaverhead, Broadwater, Deer Lodge, Flathead, Gallatin, Glacier and 12 more | 6 hr |
| Jul 10, 4:31 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 64 min |
| Jul 10, 4:54 PM MDT | Severe Thunderstorm Warning | TFX | Pondera, Teton | 61 min |
| Jul 10, 5:16 PM MDT | Severe Thunderstorm Warning | MSO | Missoula | 64 min |
| Jul 10, 5:19 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 61 min |
| Jul 10, 5:44 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 31 min |
| Jul 10, 5:49 PM MDT | Severe Thunderstorm Warning | MSO | Granite, Missoula | 31 min |
| Jul 10, 6:02 PM MDT | Severe Thunderstorm Warning | MSO | Lake, Missoula, Sanders | 33 min |
| Jul 10, 6:16 PM MDT | Severe Thunderstorm Warning | MSO | Granite, Missoula | 34 min |
| Jul 10, 6:25 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 35 min |
| Jul 10, 6:47 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 63 min |
| Jul 10, 6:54 PM MDT | Severe Thunderstorm Warning | MSO | Lake, Missoula | 61 min |
| Jul 10, 7:29 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 36 min |
| Jul 11, 1:09 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 46 min |
| Jul 11, 2:29 PM MDT | Severe Thunderstorm Warning | TFX | Madison | 61 min |
| Jul 11, 3:05 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 65 min |
| Jul 11, 3:30 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Carbon, Carter, Custer, Fallon, Golden Valley and 14 more | 6 hr |
| Jul 11, 3:30 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin | 65 min |
| Jul 11, 3:45 PM MDT | Severe Thunderstorm Warning | BYZ | Park | 65 min |
| Jul 11, 4:03 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 62 min |
| Jul 11, 5:06 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 64 min |
| Jul 11, 5:43 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 47 min |
| Jul 11, 6:03 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 47 min |
| Jul 11, 6:37 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 63 min |
| Jul 11, 6:42 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 63 min |
| Jul 11, 7:45 PM MDT | Severe Thunderstorm Warning | GGW | McCone | 65 min |
| Jul 11, 7:55 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 60 min |
| Jul 11, 8:23 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 62 min |
| Jul 11, 9:02 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 63 min |
| Jul 11, 9:07 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 93 min |
| Jul 13, 7:37 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 48 min |
| Jul 13, 7:39 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 61 min |
| Jul 13, 7:47 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 63 min |
| Jul 13, 8:18 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 47 min |
| Jul 13, 11:31 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 64 min |
| Jul 14, 12:05 AM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 45 min |
| Jul 14, 12:15 AM MDT | Severe Thunderstorm Warning | GGW | Richland | 60 min |
| Jul 14, 12:22 AM MDT | Tornado Warning | BYZ | Carter, Fallon | 48 min |
| Jul 18, 5:04 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 31 min |
| Jul 18, 6:47 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 48 min |
| Jul 18, 7:21 PM MDT | Severe Thunderstorm Warning | GGW | Roosevelt | 64 min |
| Jul 18, 7:32 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 48 min |
| Jul 19, 6:51 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 59 min |
| Jul 22, 7:38 PM MDT | Severe Thunderstorm Warning | MSO | Mineral | 47 min |
| Jul 22, 7:54 PM MDT | Severe Thunderstorm Warning | MSO | Sanders | 46 min |
| Jul 27, 4:47 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 63 min |
| Jul 27, 5:23 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Musselshell | 62 min |
| Jul 27, 5:40 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 65 min |
| Jul 27, 5:59 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 61 min |
| Jul 27, 10:39 PM MDT | Flash Flood Warning | TFX | Teton | 3 hr |
| Jul 28, 1:52 PM MDT | Severe Thunderstorm Warning | MSO | Lake, Missoula | 63 min |
| Jul 28, 2:31 PM MDT | Severe Thunderstorm Warning | MSO | Lincoln | 59 min |
| Jul 28, 3:26 PM MDT | Severe Thunderstorm Warning | MSO | Flathead | 59 min |
| Jul 30, 2:09 PM MDT | Severe Thunderstorm Warning | MSO | Mineral | 46 min |
| Jul 31, 3:37 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 63 min |
| Jul 31, 4:00 PM MDT | Severe Thunderstorm Watch | SPC | Big Horn, Powder River, Yellowstone | 6 hr |
| Jul 31, 4:10 PM MDT | Severe Thunderstorm Warning | BYZ | Park | 65 min |
| Jul 31, 4:23 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 62 min |
| Jul 31, 4:37 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass | 63 min |
| Jul 31, 5:33 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 62 min |
| Jul 31, 5:53 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Musselshell | 62 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 | 229 |
| Tornado Warning | 9 |
| Severe Thunderstorm Watch | 9 |
| Tornado Watch | 2 |
| Flooding | |
| Flash Flood Warning | 22 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Yellowstone County21
- Roosevelt County21
- Big Horn County20
- Fergus County18
- Valley County17
- Missoula County15
- Judith Basin County13
- Powder River County12
- Chouteau County12
- Daniels County12
- Custer County11
- Cascade County11
- Teton County11
- Wheatland County10
- Meagher County10
- Stillwater County9
- Phillips County9
- Musselshell County9
- Carter County9
- Rosebud County9
- Sanders County9
- Pondera County9
- Toole County9
- Richland County9
- Lewis and Clark County8
- Powell County8
- Golden Valley County7
- Sweet Grass County7
- Park County7
- Petroleum County7
- Garfield County7
- Broadwater County7
- Jefferson County7
- Gallatin County7
- Lake County7
- Liberty County7
- Granite County6
- Carbon County6
- Mineral County6
- Hill County6
Nearby
Alerts in force nowTornadoes on recordThe radar archive19971999
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.