Alert archive / Montana / 2010
Weather alerts in Montana, September 2010
118 weather alerts in September 2010, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in September 2010. Tap one for its archive.
- Alerts
- 118
- Warnings
- 9
- Watches
- 2
- Advisories
- 15
- Busiest day
- September 4, 201028 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Mountain Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 3:02 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 28 hr |
| Sep 1, 6:12 PM MDT | Special Weather Statement | BYZ | Yellowstone | 48 min |
| Sep 1, 6:14 PM MDT | Special Weather Statement | BYZ | Prairie | 61 min |
| Sep 4, 12:19 PM MDT | Special Weather Statement | GGW | Phillips | 41 min |
| Sep 4, 1:11 PM MDT | Mesoscale Discussion | SPC | Beaverhead, Broadwater, Cascade, Deer Lodge, Granite, Jefferson and 6 more | 64 min |
| Sep 4, 1:54 PM MDT | Special Weather Statement | MSO | Powell | 51 min |
| Sep 4, 2:15 PM MDT | Special Weather Statement | MSO | Ravalli | 45 min |
| Sep 4, 2:19 PM MDT | Special Weather Statement | TFX | Chouteau | 41 min |
| Sep 4, 2:23 PM MDT | Special Weather Statement | MSO | Missoula | 52 min |
| Sep 4, 2:25 PM MDT | Winter Weather Advisory | TFX | 37 hr | |
| Sep 4, 2:29 PM MDT | Winter Weather Advisory | MSO | Flathead, Lake | 37 hr |
| Sep 4, 2:53 PM MDT | Special Weather Statement | MSO | Granite | 52 min |
| Sep 4, 3:10 PM MDT | Special Weather Statement | TFX | Musselshell | 35 min |
| Sep 4, 3:20 PM MDT | Special Weather Statement | GGW | Petroleum | 40 min |
| Sep 4, 3:42 PM MDT | Special Weather Statement | TFX | Cascade, Judith Basin | 63 min |
| Sep 4, 3:48 PM MDT | Special Weather Statement | MSO | Powell | 27 min |
| Sep 4, 3:59 PM MDT | Special Weather Statement | BYZ | Yellowstone | 46 min |
| Sep 4, 4:06 PM MDT | Special Weather Statement | TFX | Jefferson | 24 min |
| Sep 4, 4:15 PM MDT | Special Weather Statement | MSO | Deer Lodge, Silver Bow | 45 min |
| Sep 4, 4:19 PM MDT | Special Weather Statement | GGW | 56 min | |
| Sep 4, 4:22 PM MDT | Special Weather Statement | TFX | Judith Basin | 23 min |
| Sep 4, 4:25 PM MDT | Special Weather Statement | TFX | Fergus | 35 min |
| Sep 4, 4:34 PM MDT | Special Weather Statement | TFX | Cascade | 41 min |
| Sep 4, 4:54 PM MDT | Special Weather Statement | BYZ | Yellowstone | 21 min |
| Sep 4, 5:01 PM MDT | Special Weather Statement | TFX | Broadwater, Cascade, Meagher | 59 min |
| Sep 4, 5:02 PM MDT | Special Weather Statement | MSO | Silver Bow | 58 min |
| Sep 4, 5:10 PM MDT | Mesoscale Discussion | SPC | Chouteau, Fergus, Garfield, Golden Valley, Judith Basin, McCone and 8 more | 2 hr |
| Sep 4, 5:21 PM MDT | Special Weather Statement | GGW | Prairie | 54 min |
| Sep 4, 5:26 PM MDT | Special Weather Statement | TFX | Chouteau, Fergus, Judith Basin | 64 min |
| Sep 4, 5:41 PM MDT | Special Weather Statement | TFX | 34 min | |
| Sep 4, 5:42 PM MDT | Special Weather Statement | GGW | McCone | 63 min |
| Sep 4, 6:10 PM MDT | Special Weather Statement | MSO | Deer Lodge, Silver Bow | 50 min |
| Sep 4, 6:13 PM MDT | Special Weather Statement | BYZ | Prairie | 32 min |
| Sep 4, 6:54 PM MDT | Special Weather Statement | BYZ | Custer | 51 min |
| Sep 4, 8:00 PM MDT | Special Weather Statement | BYZ | Yellowstone | 60 min |
| Sep 5, 2:46 AM MDT | Special Weather Statement | TFX | Gallatin | 14 min |
| Sep 5, 4:49 AM MDT | Special Weather Statement | BYZ | Golden Valley | 56 min |
| Sep 5, 5:45 AM MDT | Special Weather Statement | BYZ | Yellowstone | 60 min |
| Sep 5, 7:56 AM MDT | Special Weather Statement | BYZ | Musselshell, Yellowstone | 49 min |
| Sep 5, 8:33 AM MDT | Special Weather Statement | BYZ | Musselshell, Treasure, Yellowstone | 57 min |
| Sep 5, 9:26 AM MDT | Special Weather Statement | BYZ | Rosebud, Treasure | 64 min |
| Sep 5, 10:18 AM MDT | Special Weather Statement | BYZ | Rosebud | 57 min |
| Sep 5, 11:12 AM MDT | Special Weather Statement | BYZ | Sweet Grass | 48 min |
| Sep 5, 11:27 AM MDT | Special Weather Statement | BYZ | Carter, Custer, Fallon | 63 min |
| Sep 5, 12:35 PM MDT | Special Weather Statement | BYZ | Golden Valley, Stillwater | 40 min |
| Sep 5, 1:26 PM MDT | Special Weather Statement | BYZ | Musselshell, Yellowstone | 49 min |
| Sep 5, 3:15 PM MDT | Special Weather Statement | GGW | Sheridan | 60 min |
| Sep 5, 3:52 PM MDT | Special Weather Statement | TFX | Hill | 53 min |
| Sep 5, 5:10 PM MDT | Special Weather Statement | BYZ | Big Horn | 65 min |
| Sep 5, 6:12 PM MDT | Special Weather Statement | MSO | Ravalli | 33 min |
| Sep 5, 6:46 PM MDT | Special Weather Statement | MSO | Mineral | 29 min |
| Sep 5, 6:48 PM MDT | Special Weather Statement | MSO | Granite, Ravalli | 27 min |
| Sep 5, 6:49 PM MDT | Special Weather Statement | BYZ | Powder River | 56 min |
| Sep 5, 7:15 PM MDT | Special Weather Statement | TFX | Cascade | 30 min |
| Sep 5, 7:41 PM MDT | Special Weather Statement | BYZ | Carter | 64 min |
| Sep 5, 8:39 PM MDT | Special Weather Statement | BYZ | Carter | 66 min |
| Sep 5, 9:13 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 31 min |
| Sep 6, 8:51 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 9 hr |
| Sep 7, 2:28 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 36 hr |
| Sep 8, 10:09 AM MDT | Flash Flood Watch | TFX | 47 hr | |
| Sep 8, 8:43 PM MDT | Areal Flood Advisory | MSO | Silver Bow | 2 hr |
| Sep 9, 2:31 AM MDT | Special Weather Statement | GGW | Sheridan | 59 min |
| Sep 9, 9:58 AM MDT | Special Weather Statement | TFX | Lewis and Clark, Teton | 2 hr |
| Sep 9, 1:34 PM MDT | Special Weather Statement | RIW | Carbon | 41 min |
| Sep 9, 1:47 PM MDT | Mesoscale Discussion | SPC | Dawson, Fallon, Wibaux | 28 min |
| Sep 9, 2:12 PM MDT | Special Weather Statement | BYZ | Fallon | 63 min |
| Sep 9, 2:14 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 30 hr |
| Sep 9, 2:35 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Dawson, Fallon, McCone, Powder River and 7 more | 8 hr |
| Sep 9, 2:38 PM MDT | Special Weather Statement | BYZ | Yellowstone | 67 min |
| Sep 9, 2:46 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 59 min |
| Sep 9, 2:52 PM MDT | Special Weather Statement | GGW | Garfield | 53 min |
| Sep 9, 2:58 PM MDT | Special Weather Statement | GGW | 47 min | |
| Sep 9, 3:13 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 21 min |
| Sep 9, 3:26 PM MDT | Special Weather Statement | BYZ | Yellowstone | 64 min |
| Sep 9, 3:51 PM MDT | Special Weather Statement | BYZ | Big Horn | 54 min |
| Sep 9, 4:10 PM MDT | Mesoscale Discussion | SPC | Big Horn, Daniels, Garfield, Rosebud, Treasure, Valley | 65 min |
| Sep 9, 4:14 PM MDT | Special Weather Statement | BYZ | 46 min | |
| Sep 9, 4:37 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 23 min |
| Sep 9, 4:39 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River, Rosebud | 32 min |
| Sep 9, 5:12 PM MDT | Special Weather Statement | BYZ | Wheatland | 63 min |
| Sep 9, 5:50 PM MDT | Special Weather Statement | BYZ | Custer | 40 min |
| Sep 9, 5:52 PM MDT | Special Weather Statement | TFX | Fergus | 38 min |
| Sep 9, 5:53 PM MDT | Special Weather Statement | TFX | Fergus | 37 min |
| Sep 9, 6:24 PM MDT | Special Weather Statement | BYZ | Musselshell | 36 min |
| Sep 9, 6:28 PM MDT | Special Weather Statement | BYZ | Fallon | 62 min |
| Sep 9, 6:32 PM MDT | Special Weather Statement | GGW | Dawson | 28 min |
| Sep 9, 7:16 PM MDT | Mesoscale Discussion | SPC | Carter, Dawson, Fallon, Richland, Roosevelt, Wibaux | 89 min |
| Sep 9, 7:19 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Wibaux | 41 min |
| Sep 9, 7:28 PM MDT | Special Weather Statement | GGW | Richland | 47 min |
| Sep 9, 7:35 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 23 min |
| Sep 13, 4:07 PM MDT | Special Weather Statement | MSO | Deer Lodge, Granite, Ravalli, Silver Bow | 38 min |
| Sep 13, 4:45 PM MDT | Special Weather Statement | MSO | Deer Lodge, Granite, Ravalli, Silver Bow | 45 min |
| Sep 13, 5:36 PM MDT | Special Weather Statement | MSO | Deer Lodge, Granite, Ravalli, Silver Bow | 39 min |
| Sep 13, 6:20 PM MDT | Special Weather Statement | MSO | Missoula | 40 min |
| Sep 13, 6:53 PM MDT | Special Weather Statement | MSO | Missoula | 52 min |
| Sep 13, 7:59 PM MDT | Areal Flood Advisory | MSO | Granite, Missoula, Powell | 92 min |
| Sep 13, 8:03 PM MDT | Special Weather Statement | MSO | Powell | 42 min |
| Sep 14, 3:11 PM MDT | Special Weather Statement | MSO | Silver Bow | 49 min |
| Sep 14, 3:49 PM MDT | Mesoscale Discussion | SPC | Beaverhead, Broadwater, Gallatin, Jefferson, Madison, Park and 3 more | 56 min |
| Sep 14, 4:10 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Jefferson | 50 min |
| Sep 14, 4:46 PM MDT | Special Weather Statement | TFX | Meagher | 44 min |
| Sep 14, 5:27 PM MDT | Special Weather Statement | TFX | Madison | 48 min |
| Sep 14, 5:35 PM MDT | Special Weather Statement | TFX | Meagher | 40 min |
| Sep 14, 6:13 PM MDT | Special Weather Statement | BYZ | Sweet Grass | 62 min |
| Sep 14, 6:37 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass, Wheatland | 23 min |
| Sep 14, 8:00 PM MDT | Special Weather Statement | BYZ | Stillwater | 30 min |
| Sep 14, 9:38 PM MDT | Special Weather Statement | BYZ | Yellowstone | 27 min |
| Sep 14, 10:06 PM MDT | Special Weather Statement | BYZ | Yellowstone | 54 min |
| Sep 16, 3:53 AM MDT | Winter Weather Advisory | MSO | Flathead, Lake | 34 hr |
| Sep 16, 5:09 AM MDT | Winter Weather Advisory | TFX | 42 hr | |
| Sep 16, 7:06 PM MDT | Lake Wind Advisory | MSO | Flathead, Lake, Sanders | 15 hr |
| Sep 18, 7:24 AM MDT | Special Weather Statement | MSO | Missoula | 66 min |
| Sep 19, 1:45 PM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Valley | 6 hr |
| Sep 19, 4:44 PM MDT | Special Weather Statement | MSO | Lake | 46 min |
| Sep 20, 3:27 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 17 hr |
| Sep 20, 3:53 AM MDT | Special Weather Statement | TFX | Chouteau | 52 min |
| Sep 24, 3:03 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 15 hr |
| Sep 28, 7:55 AM MDT | Lake Wind Advisory | GGW | Garfield, McCone, Petroleum, Phillips, Valley | 11 hr |
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 | 9 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 6 |
| Special Weather Statement | 86 |
| Flooding | |
| Flash Flood Watch | 1 |
| Areal Flood Advisory | 2 |
| Winter | |
| Winter Weather Advisory | 4 |
| Wind and dust | |
| Lake Wind Advisory | 9 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Garfield County12
- Yellowstone County12
- McCone County11
- Silver Bow County10
- Petroleum County9
- Phillips County9
- Valley County9
- Granite County7
- Ravalli County7
- Fallon County7
- Deer Lodge County6
- Missoula County6
- Musselshell County6
- Rosebud County6
- Carter County6
- Prairie County5
- Cascade County5
- Powell County5
- Fergus County5
- Treasure County5
- Custer County5
- Dawson County5
- Broadwater County4
- Jefferson County4
- Chouteau County4
- Lake County4
- Judith Basin County4
- Meagher County4
- Wheatland County4
- Sweet Grass County4
- Wibaux County4
- Richland County4
- Flathead County3
- Golden Valley County3
- Stillwater County3
- Sheridan County3
- Big Horn County3
- Powder River County3
- Beaverhead County2
- Lewis and Clark County2
Nearby
Alerts in force nowTornadoes on recordThe radar archive20092011
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.