EF4Historical Record
EF4 Tornado — Mercer County, Missouri — April 21, 1973
Mercer County, MO
440 yd wide14.6 mi longmoved NE
Shaded band = damage-path width · animated dot traces direction of travel
Event stats
EF ratingEF4
Date & timeApril 21, 1973 · 2:00 PM
Path length14.6 mi
Max width440 yd
Injuries1
Fatalities0
Details
A EF4 tornado was recorded in Mercer County, MO, tracking roughly 14.6 miles with a maximum width of about 440 yards. The historical record notes 1 injuries and no fatalities. Details are drawn from NOAA/SPC and may be incomplete or generalized.
Historical record from public weather datasets.
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