Alert archive / Montana / Severe Thunderstorm Warnings / 2015
Severe Thunderstorm Warnings in Montana, June 2015
91 severe thunderstorm warnings in June 2015. 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 2015. Tap one for its archive.
- Severe Thunderstorm Warnings
- 91
- Busiest day
- June 19, 201530 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, 3:36 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Gallatin, Jefferson | 39 min |
| Jun 1, 3:47 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 28 min |
| Jun 1, 4:57 PM MDT | Severe Thunderstorm Warning | TFX | Meagher | 48 min |
| Jun 1, 5:01 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Meagher | 29 min |
| Jun 1, 5:07 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon | 23 min |
| Jun 1, 5:45 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 45 min |
| Jun 1, 6:29 PM MDT | Severe Thunderstorm Warning | BYZ | Wheatland | 22 min |
| Jun 1, 9:52 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Custer, Powder River | 23 min |
| Jun 2, 12:32 AM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 58 min |
| Jun 2, 5:33 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud | 57 min |
| Jun 2, 6:18 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 17 min |
| Jun 2, 7:08 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater, Yellowstone | 37 min |
| Jun 3, 11:55 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass | 65 min |
| Jun 4, 5:49 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 26 min |
| Jun 4, 6:12 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau | 33 min |
| Jun 5, 5:08 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 67 min |
| Jun 5, 5:28 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 47 min |
| Jun 5, 6:18 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 57 min |
| Jun 5, 6:29 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 46 min |
| Jun 5, 7:13 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 37 min |
| Jun 9, 6:58 PM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 22 min |
| Jun 10, 3:39 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 51 min |
| Jun 10, 5:19 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 26 min |
| Jun 12, 8:40 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 48 min |
| Jun 15, 7:12 PM MDT | Severe Thunderstorm Warning | TFX | Beaverhead | 33 min |
| Jun 15, 7:53 PM MDT | Severe Thunderstorm Warning | MSO | Deer Lodge, Granite, Ravalli, Silver Bow | 22 min |
| Jun 16, 3:20 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Sweet Grass, Wheatland | 55 min |
| Jun 16, 4:15 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater | 60 min |
| Jun 16, 5:03 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Stillwater, Yellowstone | 57 min |
| Jun 16, 6:20 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 55 min |
| Jun 16, 6:32 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 58 min |
| Jun 17, 5:36 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River, Rosebud | 54 min |
| Jun 17, 6:25 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 65 min |
| Jun 17, 7:25 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 65 min |
| Jun 18, 9:02 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 45 min |
| Jun 18, 9:44 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 61 min |
| Jun 18, 10:20 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud | 55 min |
| Jun 18, 11:10 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Powder River, Rosebud | 65 min |
| Jun 19, 12:10 AM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 65 min |
| Jun 19, 1:12 AM MDT | Severe Thunderstorm Warning | BYZ | Carter | 29 min |
| Jun 19, 1:38 PM MDT | Severe Thunderstorm Warning | GGW | Daniels, Roosevelt, Valley | 52 min |
| Jun 19, 1:43 PM MDT | Severe Thunderstorm Warning | GGW | Valley | 48 min |
| Jun 19, 2:22 PM MDT | Severe Thunderstorm Warning | GGW | Daniels, Roosevelt, Sheridan, Valley | 53 min |
| Jun 19, 2:51 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River, Rosebud | 54 min |
| Jun 19, 2:59 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Garfield, McCone | 49 min |
| Jun 19, 3:13 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Rosebud | 62 min |
| Jun 19, 3:15 PM MDT | Severe Thunderstorm Warning | GGW | McCone, Richland, Roosevelt | 60 min |
| Jun 19, 3:20 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 55 min |
| Jun 19, 3:40 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 65 min |
| Jun 19, 3:58 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 62 min |
| Jun 19, 3:58 PM MDT | Severe Thunderstorm Warning | GGW | Dawson | 62 min |
| Jun 19, 4:12 PM MDT | Severe Thunderstorm Warning | GGW | Richland, Roosevelt | 18 min |
| Jun 19, 4:20 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 55 min |
| Jun 19, 4:25 PM MDT | Severe Thunderstorm Warning | GGW | Richland, Roosevelt | 20 min |
| Jun 19, 4:26 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Richland, Wibaux | 46 min |
| Jun 19, 4:30 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 60 min |
| Jun 19, 4:37 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Richland, Wibaux | 23 min |
| Jun 19, 4:41 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 64 min |
| Jun 19, 4:47 PM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 58 min |
| Jun 19, 4:53 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Wibaux | 58 min |
| Jun 19, 5:05 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 55 min |
| Jun 19, 5:19 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 56 min |
| Jun 19, 5:39 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 66 min |
| Jun 19, 5:50 PM MDT | Severe Thunderstorm Warning | GGW | Daniels, Phillips, Valley | 55 min |
| Jun 19, 6:01 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud | 44 min |
| Jun 19, 6:33 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 57 min |
| Jun 19, 6:44 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 21 min |
| Jun 19, 6:49 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 56 min |
| Jun 19, 7:01 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 29 min |
| Jun 19, 7:20 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 55 min |
| Jun 19, 8:13 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 24 min |
| Jun 21, 1:19 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 41 min |
| Jun 21, 2:58 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 62 min |
| Jun 21, 3:03 PM MDT | Severe Thunderstorm Warning | GGW | Prairie | 57 min |
| Jun 21, 3:18 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Prairie | 57 min |
| Jun 21, 3:47 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Fallon | 58 min |
| Jun 21, 3:53 PM MDT | Severe Thunderstorm Warning | GGW | Wibaux | 37 min |
| Jun 21, 4:31 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 59 min |
| Jun 21, 7:36 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Rosebud | 54 min |
| Jun 21, 8:22 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Custer, Fallon | 53 min |
| Jun 21, 9:13 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 62 min |
| Jun 21, 10:36 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 20 min |
| Jun 24, 4:09 AM MDT | Severe Thunderstorm Warning | BYZ | Rosebud, Treasure | 51 min |
| Jun 24, 4:57 AM MDT | Severe Thunderstorm Warning | BYZ | Powder River, Rosebud | 63 min |
| Jun 24, 5:48 AM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 23 min |
| Jun 24, 9:31 AM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 44 min |
| Jun 24, 11:18 AM MDT | Severe Thunderstorm Warning | BYZ | Carter | 38 min |
| Jun 30, 4:04 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 56 min |
| Jun 30, 4:22 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Wibaux | 53 min |
| Jun 30, 4:52 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 23 min |
| Jun 30, 4:58 PM MDT | Severe Thunderstorm Warning | GGW | Daniels, Roosevelt, Valley | 41 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Powder River County21
- Carter County15
- Custer County14
- Rosebud County11
- Big Horn County10
- Dawson County7
- Richland County7
- Fallon County7
- Wibaux County6
- Yellowstone County6
- Roosevelt County6
- Valley County6
- Daniels County4
- Wheatland County3
- Stillwater County3
- Prairie County3
- Meagher County2
- Carbon County2
- Sweet Grass County2
- Chouteau County2
- Ravalli County2
- Sheridan County2
- McCone County2
- Phillips County2
- Broadwater County1
- Gallatin County1
- Jefferson County1
- Fergus County1
- Cascade County1
- Beaverhead County1
- Deer Lodge County1
- Granite County1
- Silver Bow County1
- Golden Valley County1
- Garfield County1
- Treasure County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20142016
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.