Alert archive / Montana / Severe Thunderstorm Warnings / 2011
Severe Thunderstorm Warnings in Montana, June 2011
100 severe thunderstorm warnings in June 2011. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in June 2011. Tap one for its archive.
- Severe Thunderstorm Warnings
- 100
- Busiest day
- June 7, 201120 severe thunderstorm warnings
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 1, 11:05 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Fergus, Judith Basin | 55 min |
| Jun 1, 11:45 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Chouteau, Hill | 50 min |
| Jun 2, 5:18 AM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau | 57 min |
| Jun 2, 7:31 AM MDT | Severe Thunderstorm Warning | TFX | Blaine | 44 min |
| Jun 2, 1:45 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 45 min |
| Jun 2, 2:04 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 41 min |
| Jun 2, 2:05 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 39 min |
| Jun 2, 2:16 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, Phillips, Valley | 59 min |
| Jun 2, 2:20 PM MDT | Severe Thunderstorm Warning | GGW | Garfield | 43 min |
| Jun 2, 2:23 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 52 min |
| Jun 2, 2:40 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 49 min |
| Jun 2, 3:06 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 39 min |
| Jun 2, 3:09 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Rosebud | 45 min |
| Jun 2, 3:10 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 65 min |
| Jun 2, 3:49 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 29 min |
| Jun 2, 3:50 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, McCone, Valley | 25 min |
| Jun 2, 4:08 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, McCone, Roosevelt, Valley | 52 min |
| Jun 2, 4:46 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Prairie | 24 min |
| Jun 6, 4:37 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Gallatin, Meagher | 38 min |
| Jun 6, 4:48 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau | 42 min |
| Jun 6, 4:58 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Gallatin, Meagher | 47 min |
| Jun 6, 6:13 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Teton | 47 min |
| Jun 6, 6:44 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau, Judith Basin | 46 min |
| Jun 6, 6:50 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass | 55 min |
| Jun 6, 6:55 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Stillwater, Sweet Grass, Wheatland | 65 min |
| Jun 6, 7:12 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater, Sweet Grass | 33 min |
| Jun 6, 7:16 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater, Sweet Grass | 59 min |
| Jun 6, 7:16 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater, Sweet Grass | 21 min |
| Jun 6, 7:45 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass | 30 min |
| Jun 6, 7:59 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley | 61 min |
| Jun 6, 7:59 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Judith Basin, Meagher | 46 min |
| Jun 6, 8:13 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Stillwater | 19 min |
| Jun 6, 8:25 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 50 min |
| Jun 6, 8:45 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater | 30 min |
| Jun 6, 9:09 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Musselshell | 51 min |
| Jun 6, 9:12 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater | 18 min |
| Jun 6, 9:54 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell, Yellowstone | 51 min |
| Jun 6, 10:25 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 53 min |
| Jun 6, 10:42 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Musselshell, Rosebud, Treasure, Yellowstone | 63 min |
| Jun 6, 11:42 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 35 min |
| Jun 7, 12:43 AM MDT | Severe Thunderstorm Warning | GGW | Roosevelt, Sheridan | 38 min |
| Jun 11, 12:55 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, Phillips, Valley | 55 min |
| Jun 11, 1:49 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 41 min |
| Jun 11, 2:17 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 43 min |
| Jun 11, 2:25 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 38 min |
| Jun 11, 3:34 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 56 min |
| Jun 11, 6:03 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 42 min |
| Jun 11, 6:43 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 32 min |
| Jun 11, 7:15 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 24 min |
| Jun 12, 3:36 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 54 min |
| Jun 12, 3:39 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud, Treasure | 54 min |
| Jun 12, 4:36 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Custer, Powder River | 54 min |
| Jun 12, 5:09 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 66 min |
| Jun 12, 6:16 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 59 min |
| Jun 12, 6:57 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Treasure | 63 min |
| Jun 12, 8:10 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin | 23 min |
| Jun 15, 7:39 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 36 min |
| Jun 15, 8:03 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 27 min |
| Jun 15, 8:33 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 27 min |
| Jun 15, 8:56 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud, Treasure | 64 min |
| Jun 15, 9:49 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River, Rosebud | 56 min |
| Jun 15, 10:13 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 62 min |
| Jun 15, 10:21 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 39 min |
| Jun 15, 10:33 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Custer, Fallon, Powder River | 57 min |
| Jun 15, 10:56 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Prairie | 64 min |
| Jun 15, 11:14 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Custer, Fallon, Powder River | 61 min |
| Jun 23, 12:29 PM MDT | Severe Thunderstorm Warning | MSO | Flathead | 34 min |
| Jun 23, 1:34 PM MDT | Severe Thunderstorm Warning | MSO | Missoula, Powell | 26 min |
| Jun 23, 3:01 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Lewis and Clark, Teton | 44 min |
| Jun 23, 3:44 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau, Teton | 61 min |
| Jun 23, 4:57 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Carbon | 46 min |
| Jun 23, 6:18 PM MDT | Severe Thunderstorm Warning | TFX | Blaine, Hill | 57 min |
| Jun 23, 6:54 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 66 min |
| Jun 23, 6:59 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 61 min |
| Jun 23, 7:44 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 61 min |
| Jun 23, 8:00 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, Phillips, Valley | 60 min |
| Jun 23, 8:46 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 59 min |
| Jun 23, 9:29 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, McCone | 61 min |
| Jun 24, 5:00 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Stillwater, Sweet Grass, Wheatland | 60 min |
| Jun 24, 7:41 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Stillwater, Sweet Grass | 45 min |
| Jun 26, 2:28 AM MDT | Severe Thunderstorm Warning | BYZ | Carter | 62 min |
| Jun 26, 6:48 AM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 57 min |
| Jun 28, 5:39 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Lewis and Clark | 51 min |
| Jun 28, 6:33 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau, Teton | 42 min |
| Jun 29, 1:42 AM MDT | Severe Thunderstorm Warning | GGW | McCone, Roosevelt | 33 min |
| Jun 29, 2:50 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Jefferson, Lewis and Clark, Meagher | 55 min |
| Jun 29, 3:27 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau | 34 min |
| Jun 29, 6:00 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 60 min |
| Jun 29, 6:16 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 59 min |
| Jun 29, 6:21 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 27 min |
| Jun 29, 6:32 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 58 min |
| Jun 29, 6:46 PM MDT | Severe Thunderstorm Warning | GGW | Phillips | 59 min |
| Jun 29, 7:06 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 39 min |
| Jun 29, 7:14 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 35 min |
| Jun 29, 7:23 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 67 min |
| Jun 29, 7:43 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 53 min |
| Jun 29, 8:23 PM MDT | Severe Thunderstorm Warning | GGW | Daniels, Roosevelt, Valley | 52 min |
| Jun 29, 9:07 PM MDT | Severe Thunderstorm Warning | GGW | Daniels, Roosevelt, Sheridan | 53 min |
| Jun 29, 9:56 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 49 min |
| Jun 30, 3:51 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 54 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Phillips County21
- Valley County19
- Cascade County10
- Stillwater County9
- Big Horn County9
- Carter County9
- Chouteau County8
- Sweet Grass County8
- Rosebud County7
- Garfield County7
- Powder River County7
- Custer County6
- Roosevelt County5
- Golden Valley County5
- Blaine County4
- Prairie County4
- McCone County4
- Meagher County4
- Teton County4
- Yellowstone County4
- Treasure County4
- Judith Basin County3
- Broadwater County3
- Gallatin County3
- Wheatland County3
- Musselshell County3
- Petroleum County3
- Sheridan County3
- Fallon County3
- Lewis and Clark County3
- Hill County2
- Dawson County2
- Carbon County2
- Daniels County2
- Fergus County1
- Flathead County1
- Missoula County1
- Powell County1
- Jefferson County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.