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Iowa storm reports for August 8, 2021

NOAA recorded 1 wind report and 8 tornado reports in Iowa on August 8, 2021.

in Iowa
9
Storm reports
Near 42.72, -94.96, IA
64 mph
Highest gust
Highest rating EF0, near 43.41, -95.55, IA
8
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 August 8, 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

Wind1, most at 8 PM

Tornado8, most at 11 PM

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

Every report

Source: NOAA/NWS Storm Prediction Center.

TimeRatingWherePath
4:36 PMNot ratedAbout 58 miles from Sioux Falls, SD0.79 mi long, 40 yd wide
4:47 PMEF0Near 43.41, -95.55, IA2.42 mi long, 50 yd wide
8:12 PMNot ratedNear 42.70, -94.92, IA0.31 mi long, 20 yd wide
11:00 PMNot ratedNear 42.43, -94.27, IA1.65 mi long, 150 yd wide
11:19 PMNot ratedNear 42.38, -94.18, IA1.7 mi long, 150 yd wide
11:47 PMNot ratedAbout 60 miles from Des Moines, IA1.86 mi long, 160 yd wide
12:02 AMNot ratedAbout 57 miles from Des Moines, IA1.36 mi long, 40 yd wide
12:06 AMNot ratedAbout 55 miles from Des Moines, IA0.49 mi long, 15 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.