All Weather News

Multiple Tornadoes Reported in Minnesota Thursday

21 Sep 2018, 8:52 pm

A line of severe thunderstorms moved through southern Minnesota into west central Wisconsin during Thursday. There were several tornadoes reported, producing extensive damage across multiple counties. So far, 10 tornadoes have been confirmed. The largest near Lake Elysian and Waterville was given a strength of EF-2 with wind speeds up to 135 mph.

A warm front in Iowa quickly surged north during the late afternoon as a strengthening low pressure system moved northeast from Nebraska toward southern Minnesota. A broken line of strong to severe storms developed from the low pressure system southward ahead of the attendant cold front. These storms raced northeast at up to 70 mph, and moved through the region around 4:30 to 8 p.m.

[MPX Radar loop from 5:31 p.m. to 7:49 p.m. CDT on Thursday, 9/20. From NWS Chanhassen]

Strong wind gusts were also reported across the region, with speeds as high as 70 mph in Mankato.

National Weather Service storm surveys will continue on Saturday and we will provide more information to you once it becomes available.

Information from NWS Twin Cities/Chanhassen

For WeatherNation: Meteorologist Mace Michaels

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