Alert archive / Montana / Severe Thunderstorm Warnings / 2013
Severe Thunderstorm Warnings in Montana, September 2013
43 severe thunderstorm warnings in September 2013. 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 September 2013. Tap one for its archive.
- Severe Thunderstorm Warnings
- 43
- Busiest day
- September 6, 201314 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 |
|---|---|---|---|---|
| Sep 5, 4:17 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau | 43 min |
| Sep 5, 5:22 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Hill, Liberty | 38 min |
| Sep 5, 6:08 PM MDT | Severe Thunderstorm Warning | TFX | Beaverhead, Madison | 52 min |
| Sep 5, 6:13 PM MDT | Severe Thunderstorm Warning | TFX | Beaverhead | 47 min |
| Sep 5, 7:15 PM MDT | Severe Thunderstorm Warning | TFX | Hill, Liberty | 30 min |
| Sep 5, 7:31 PM MDT | Severe Thunderstorm Warning | MSO | Deer Lodge, Granite, Powell, Silver Bow | 44 min |
| Sep 5, 7:37 PM MDT | Severe Thunderstorm Warning | TFX | Broadwater, Jefferson | 38 min |
| Sep 6, 2:48 PM MDT | Severe Thunderstorm Warning | MSO | Flathead | 57 min |
| Sep 6, 3:01 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater | 59 min |
| Sep 6, 3:26 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Lewis and Clark | 49 min |
| Sep 6, 3:55 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Lewis and Clark | 50 min |
| Sep 6, 4:09 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 66 min |
| Sep 6, 4:27 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 63 min |
| Sep 6, 4:34 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 41 min |
| Sep 6, 5:11 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau, Judith Basin | 49 min |
| Sep 6, 5:55 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Judith Basin | 65 min |
| Sep 6, 6:11 PM MDT | Severe Thunderstorm Warning | TFX | Glacier, Toole | 34 min |
| Sep 6, 6:54 PM MDT | Severe Thunderstorm Warning | TFX | Teton | 51 min |
| Sep 6, 7:41 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Pondera, Teton | 49 min |
| Sep 7, 3:00 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Fallon | 60 min |
| Sep 7, 3:58 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 47 min |
| Sep 7, 4:21 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 54 min |
| Sep 7, 5:12 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 63 min |
| Sep 7, 5:22 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Stillwater, Sweet Grass | 38 min |
| Sep 7, 5:59 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Stillwater, Sweet Grass | 61 min |
| Sep 7, 6:16 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 29 min |
| Sep 7, 6:20 PM MDT | Severe Thunderstorm Warning | TFX | Glacier | 40 min |
| Sep 7, 7:16 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 59 min |
| Sep 7, 8:46 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 44 min |
| Sep 7, 9:27 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 48 min |
| Sep 7, 10:13 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 32 min |
| Sep 7, 11:08 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud | 52 min |
| Sep 8, 1:20 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 40 min |
| Sep 8, 1:55 PM MDT | Severe Thunderstorm Warning | TFX | Cascade, Chouteau, Judith Basin | 50 min |
| Sep 8, 2:33 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 42 min |
| Sep 8, 3:18 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Fergus, Judith Basin | 42 min |
| Sep 8, 3:54 PM MDT | Severe Thunderstorm Warning | TFX | Chouteau, Fergus | 51 min |
| Sep 8, 4:20 PM MDT | Severe Thunderstorm Warning | TFX | Blaine | 70 min |
| Sep 8, 5:42 PM MDT | Severe Thunderstorm Warning | GGW | Petroleum | 63 min |
| Sep 17, 4:04 PM MDT | Severe Thunderstorm Warning | TFX | Gallatin | 41 min |
| Sep 17, 5:37 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater | 23 min |
| Sep 17, 5:58 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Stillwater | 32 min |
| Sep 17, 9:21 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, Richland, Wibaux | 54 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cascade County8
- Chouteau County8
- Stillwater County5
- Judith Basin County5
- Fallon County5
- Carter County4
- Fergus County3
- Yellowstone County3
- Big Horn County3
- Hill County2
- Liberty County2
- Beaverhead County2
- Lewis and Clark County2
- Glacier County2
- Teton County2
- Golden Valley County2
- Sweet Grass County2
- Madison County1
- Deer Lodge County1
- Granite County1
- Powell County1
- Silver Bow County1
- Broadwater County1
- Jefferson County1
- Flathead County1
- Toole County1
- Pondera County1
- Custer County1
- Rosebud County1
- Blaine County1
- Petroleum County1
- Gallatin County1
- Carbon County1
- Dawson County1
- Richland County1
- Wibaux County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20122014
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.