TwisterTrack
EF4Historical Record

EF4 Tornado — Polk County, Iowa — September 28, 1986

Polk County, IA

250 yd wide20.0 mi longmoved E
Shaded band = damage-path width · animated dot traces direction of travel

Event stats

EF ratingEF4
Date & timeSeptember 28, 1986 · 4:34 PM
Path length20.0 mi
Max width250 yd
Injuries0
Fatalities0

Details

A EF4 tornado was recorded in Polk County, IA, tracking roughly 20.0 miles with a maximum width of about 250 yards. No injuries or fatalities are noted 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
Polk County, Jasper County
Start coordinates
41.7500, -93.6000
End coordinates
41.7700, -93.0000
Source
NOAA/SPC
Data status
Historical Record

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