TwisterTrack
EF4Historical Record

EF4 Tornado — Cook County, Illinois — April 21, 1967

Cook County, IL

200 yd wide15.0 mi longmoved E
Shaded band = damage-path width · animated dot traces direction of travel

Event stats

EF ratingEF4
Date & timeApril 21, 1967 · 5:24 PM
Path length15.0 mi
Max width200 yd
Injuries500
Fatalities33

Details

A EF4 tornado was recorded in Cook County, IL, tracking roughly 15.0 miles with a maximum width of about 200 yards. The event is associated with 33 fatalities and 500 injuries in the historical record. Details are drawn from NOAA/SPC and may be incomplete or generalized.

Historical record from public weather datasets.

Record details

Counties affected
Cook County
Start coordinates
41.6700, -87.8300
End coordinates
41.7300, -87.5500
Source
NOAA/SPC
Data status
Historical Record

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