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Illinois storm reports for August 10, 2020

NOAA recorded 9 hail reports, 251 wind reports and 15 tornado reports in Illinois on August 10, 2020.

in Illinois
275
Storm reports
About 29 miles from Rockford, IL
2.0 in
Largest hail
About 41 miles from Davenport, IA
100 mph
Highest gust
Highest rating EF1, about 3 miles from Rockford, IL
15
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
  • Surveyed wind damage

Source: NOAA/NWS Storm Prediction Center, final severe weather database (from NOAA's Storm Data). Report day: 12:00 UTC on August 10, 2020 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

Hail9, most at 3 PM

Wind251, most at 3 PM

Tornado15, most at 3 PM

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

Every report

Source: NOAA/NWS Storm Prediction Center.

TimeRatingWherePath
2:12 PMEF0About 32 miles from Rockford, IL4.59 mi long, 50 yd wide
2:37 PMEF0About 4 miles from Rockford, IL1.58 mi long, 50 yd wide
2:47 PMEF1About 3 miles from Rockford, IL9.18 mi long, 300 yd wide
2:50 PMEF0About 13 miles from Rockford, IL6.28 mi long, 40 yd wide
2:59 PMEF1About 58 miles from Peoria, IL0.9 mi long, 150 yd wide
3:05 PMEF1About 22 miles from Rockford, IL5.73 mi long, 200 yd wide
3:12 PMEF1About 35 miles from Rockford, IL1.21 mi long, 40 yd wide
3:15 PMEF1About 42 miles from Chicago, IL14.45 mi long, 250 yd wide
3:35 PMEF1About 22 miles from Chicago, IL0.36 mi long, 100 yd wide
3:39 PMEF1About 17 miles from Chicago, IL2.15 mi long, 200 yd wide
3:41 PMEF1About 42 miles from Milwaukee, WI6.25 mi long, 150 yd wide
3:54 PMEF1About 16 miles from Chicago, IL4.84 mi long, 300 yd wide
3:57 PMEF0About 25 miles from Chicago, IL1.97 mi long, 350 yd wide
3:59 PMEF1About 12 miles from Chicago, IL3.19 mi long, 300 yd wide
4:04 PMEF0About 41 miles from Chicago, IL1.47 mi long, 150 yd wide

Cities with reports nearby

Reports within 15 miles of the center of each city we track.

CityLargest hailHighest gustTornado reports
Rockford, IL1.0 in85 mph3
Chicago, ILNone96 mph1
Peoria, ILNone64 mph0

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