10augAll DayMarengo (McHenry County, IL)


Start Time:  3:05 pm CDT

End Time:  3:11 pm CDT

Rating:  EF1

Estimated Peak Winds:  95 mph

Path length:  5.7 miles

Width:  200 yards

Fatalities:  0

Injuries:  0

County:  McHenry

State:  Illinois

Start Lat/Lon:  42.1823 / -88.6541

End Lat/Lon:  42.2233 / -88.5587

This EF-1 tornado started on Harmony Road immediately southwest of I-90 near the McHenry/DeKalb County line. Tree damage consistent with winds around 95 mph occurred immediately northeast of I-90. The tornado heavily damaged a single family home near Maple Street before heading northeast and lifting near Coral and Dunham Roads.


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