Tornado record · Original Fujita scale

F5 tornado, Franklin County, Kansas, May 20, 1957

RatingF5
Deaths44
Injuries207
Length69.4 mi
Width440 yd
See tornadoes near here
Map

Path

The path

Drawn as a straight line from the recorded start point (38.45, -95.50) to the end point (38.98, -94.40), which is all NOAA's record holds. The real track may have curved.

The record

The record

Date
May 20, 1957, 6:15 PM (as recorded, Central Standard Time)
Rating
F5
States
Kansas, Missouri
Counties
Franklin County, Miami County, Johnson County, Jackson County
Path
69.4 miles long, up to 440 yards wide
Casualties
44 deaths, 207 injuries
Same day

Other tornadoes on May 20, 1957

DateRatingStatePath lengthWidthDeathsInjuries
May 20, 1957F4Kansas44.6 mi400 yd00
May 20, 1957F3Kansas6.1 mi10 yd00
May 20, 1957F3Kansas5.6 mi10 yd00
May 20, 1957F3Oklahoma20.4 mi200 yd01
May 20, 1957F2Kansas0.1 mi10 yd00
May 20, 1957F2Kansas0.1 mi10 yd00
May 20, 1957F2Kansas0.1 mi10 yd00
May 20, 1957F2Nebraska75.3 mi10 yd00
May 20, 1957F2Missouri9.8 mi200 yd00
May 20, 1957F2Nebraska18.2 mi10 yd00
May 20, 1957F2Nebraska23.9 mi10 yd00
May 20, 1957F2Oklahoma0.1 mi10 yd00
May 20, 1957F2Oklahoma0.1 mi10 yd00
May 20, 1957F2Missouri12.8 mi33 yd00
May 20, 1957F1Kansas5.7 mi300 yd00
Nearby

Tornado history nearby

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