Tornado record · Original Fujita scale

F1 tornado, Washington County, Iowa, May 20, 1987

RatingF1

Deaths0

Injuries0

Length25 mi

Width27 yd

See tornadoes near here

Map

Path

The path

Drawn as a straight line from the recorded start point (41.18, -91.50) to the end point (41.52, -91.27), which is all NOAA's record holds. The real track may have curved.

The record

Date: May 20, 1987, 1:30 PM (as recorded, Central Standard Time)
Rating: F1
States: Iowa
Counties: Washington County, Louisa County, Muscatine County
Path: 25 miles long, up to 27 yards wide
Casualties: 0 deaths, 0 injuries

Same day

Other tornadoes on May 20, 1987

Tornadoes, newest first
Date	Rating	State	Path length	Width
May 20, 1987	F1	Illinois	0.5 mi	50 yd
May 20, 1987	F1	Minnesota	2 mi	30 yd
May 20, 1987	F1	Iowa	4 mi	20 yd

Nearby

Tornado history nearby

Washington County
Louisa County
Muscatine County
Keokuk County

Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025.