Alert archive / Montana / Severe Thunderstorm Watches / 2021
Severe Thunderstorm Watches in Montana, June 2021
5 severe thunderstorm watches in June 2021. 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 watches reaches back to 1997.
Severe Thunderstorm Watches by county
Each county as a circle sized by its count in June 2021. Tap one for its archive.
- Severe Thunderstorm Watches
- 5
- Busiest day
- June 10, 20212 severe thunderstorm watches
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 4, 4:01 PM MDT | Severe Thunderstorm Watch | SPC | Custer, Dawson, Fallon, Fergus, Garfield, Golden Valley and 13 more | 7 hr |
| Jun 8, 3:52 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Daniels, Dawson, Fallon, Garfield and 8 more | 7 hr |
| Jun 9, 6:42 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Chouteau, Fergus, Hill, Judith Basin, Petroleum and 1 more | 5 hr |
| Jun 10, 2:52 PM MDT | Severe Thunderstorm Watch | SPC | Blaine, Custer, Dawson, Fergus, Garfield, Golden Valley and 7 more | 6 hr |
| Jun 10, 8:54 PM MDT | Severe Thunderstorm Watch | SPC | Daniels, Dawson, McCone, Richland, Roosevelt, Sheridan and 1 more | 5 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Dawson County4
- McCone County4
- Custer County3
- Fergus County3
- Garfield County3
- Petroleum County3
- Prairie County3
- Richland County3
- Rosebud County3
- Wibaux County3
- Fallon County2
- Golden Valley County2
- Judith Basin County2
- Musselshell County2
- Daniels County2
- Roosevelt County2
- Sheridan County2
- Valley County2
- Blaine County2
- Phillips County2
- Meagher County1
- Park County1
- Sweet Grass County1
- Treasure County1
- Wheatland County1
- Carter County1
- Chouteau County1
- Hill County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.