Alert archive / Minnesota / Severe Thunderstorm Watches / 2021

Severe Thunderstorm Watches in Minnesota, August 2021

9 severe thunderstorm watches in August 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 August 2021. Tap one for its archive.

Severe Thunderstorm Watches
9
Busiest day
August 28, 20214 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.

IssuedProductOfficeCountiesLasted
Aug 9, 4:01 PM CDTSevere Thunderstorm WatchSPCClay, Kittson, Marshall, Norman, Polk7 hr
Aug 20, 2:24 PM CDTSevere Thunderstorm WatchSPCBecker, Beltrami, Cass, Clay, Clearwater, Crow Wing and 16 more8 hr
Aug 20, 3:58 PM CDTSevere Thunderstorm WatchSPCBig Stone, Blue Earth, Brown, Chippewa, Cottonwood, Douglas and 26 more6 hr
Aug 24, 2:17 AM CDTSevere Thunderstorm WatchSPCAnoka, Benton, Big Stone, Brown, Carver, Chippewa and 34 more7 hr
Aug 26, 9:05 AM CDTSevere Thunderstorm WatchSPCBig Stone, Chippewa, Kandiyohi, Lac qui Parle, Lincoln, Lyon and 11 more4 hr
Aug 28, 2:32 AM CDTSevere Thunderstorm WatchSPCBig Stone, Traverse5 hr
Aug 28, 7:08 AM CDTSevere Thunderstorm WatchSPCBig Stone, Chippewa, Douglas, Grant, Kandiyohi, Lac qui Parle and 13 more5 hr
Aug 28, 3:57 PM CDTSevere Thunderstorm WatchSPCCottonwood, Jackson, Murray, Nobles, Rock7 hr
Aug 28, 5:59 PM CDTSevere Thunderstorm WatchSPCBlue Earth, Brown, Carver, Faribault, Freeborn, Le Sueur and 11 more6 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

34 more counties

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. Rebuilt daily.