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Wisconsin storm reports for September 20, 2021

NOAA recorded 13 wind reports and 1 tornado report in Wisconsin on September 20, 2021.

in Wisconsin
14
Storm reports
About 58 miles from Rochester, MN
70 mph
Highest gust
Highest rating EF1, about 58 miles from Rochester, MN
1
Tornado reports
Sources: NOAA/NWS Storm Prediction Center reports; radar hail estimates from NOAA MRMS; damage surveys from the NWS Damage Assessment Toolkit

Hail, inches

  • 0.75
  • 1
  • 1.5
  • 2
  • 2.5
  • 3+

Dots: reports. Shading: radar estimate.

  • Wind report
  • Tornado and its path
  • Surveyed tornado path

Source: NOAA/NWS Storm Prediction Center, final severe weather database (from NOAA's Storm Data). Report day: 12:00 UTC on September 20, 2021 to 12:00 UTC the next day. Times are Central.

Select a dot or a path for the report. NWS survey teams walked the shaded paths after the storm; each is drawn at the widest width they found, so it can look wider than the damage at any one spot.

Reports by hour

Wind13, most at 5 PM

Tornado1, most at 5 PM

Reports per hour, Central time. Each row has its own scale.

Every report

Source: NOAA/NWS Storm Prediction Center.

TimeRatingWherePath
5:56 PMEF1About 58 miles from Rochester, MN8.49 mi long, 100 yd wide

Reports are what observers recorded near a location, not a complete record of every storm. They don’t describe conditions at any building.