Alert archive / Minnesota / Severe Thunderstorm Watches / 2021
Severe Thunderstorm Watches in Minnesota, September 2021
2 severe thunderstorm watches in September 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 September 2021. Tap one for its archive.
- Severe Thunderstorm Watches
- 2
- Busiest day
- September 16, 20211 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, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 16, 6:39 PM CDT | Severe Thunderstorm Watch | SPC | Benton, Brown, Chippewa, Cottonwood, Isanti, Kandiyohi and 14 more | 4 hr |
| Sep 20, 2:07 PM CDT | Severe Thunderstorm Watch | SPC | Dakota, Dodge, Fillmore, Freeborn, Goodhue, Houston and 8 more | 7 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Benton County1
- Brown County1
- Chippewa County1
- Cottonwood County1
- Isanti County1
- Kandiyohi County1
- Lincoln County1
- Lyon County1
- McLeod County1
- Meeker County1
- Murray County1
- Nicollet County1
- Pipestone County1
- Redwood County1
- Renville County1
- Sherburne County1
- Sibley County1
- Stearns County1
- Wright County1
- Yellow Medicine County1
- Dakota County1
- Dodge County1
- Fillmore County1
- Freeborn County1
- Goodhue County1
- Houston County1
- Mower County1
- Olmsted County1
- Rice County1
- Steele County1
- Wabasha County1
- Waseca County1
- Washington County1
- Winona 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.