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Iowa storm reports for September 20, 2018

NOAA recorded 23 wind reports and 2 tornado reports in Iowa on September 20, 2018.

in Iowa
25
Storm reports
Near 43.41, -94.75, IA
75 mph
Highest gust
Highest rating EF1, near 43.42, -94.99, IA
2
Tornado reports
Sources: NOAA/NWS Storm Prediction Center reports; damage surveys from the NWS Damage Assessment Toolkit

Hail, inches

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

Dots: reports.

  • 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, 2018 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

Wind23, most at 5 PM

Tornado2, most at 5 PM

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

Every report

Source: NOAA/NWS Storm Prediction Center.

TimeRatingWherePath
5:21 PMEF1Near 43.42, -94.99, IA5.07 mi long, 35 yd wide
1:27 AMEF1About 45 miles from Davenport, IA0.3 mi long, 20 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.