Chautauqua County, New York tornadoes

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28confirmed tornadoes since NOAA records began in 1950 (the first here in 1959). Most recent: July 10, 2024, EF1. 2026 so far: 0 preliminary reports preliminary

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Map

Every tornado path in the county

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(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5Unrated

Each path is a straight line from where the tornado started to where it ended, which is all most NOAA records hold. Tap a path for its details.

The record

At a glance

Total281950 to 2025
Per year0.4average since 1950
Peak monthJuly10 of 28
StrongestF4May 31, 1985
Deaths2whole paths, see note
Injuries27whole paths, see note

Deaths and injuries are NOAA's totals for each tornado's whole path, which can extend beyond Chautauqua County.

Seasons

When tornadoes hit here

By month

100 Jan: 0Feb: 0Mar: 0Apr: 2May: 6Jun: 4Jul: 10Aug: 3Sep: 1Oct: 0Nov: 2Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

July is the peak month, with 10 of 28 tornadoes.

By time of day

70 12 AM: 0: 0: 03 AM: 1: 0: 26 AM: 0: 0: 09 AM: 0: 1: 212 PM: 0: 1: 43 PM: 7: 4: 16 PM: 2: 1: 09 PM: 2: 0: 012 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 3:00 PM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

20 1950: 0: 0: 0: 0: 0: 0: 0: 0: 0: 11960: 0: 0: 0: 1: 0: 2: 0: 0: 1: 21970: 1: 0: 0: 0: 1: 0: 1: 0: 0: 01980: 0: 0: 2: 1: 0: 2: 0: 0: 0: 11990: 1: 1: 1: 1: 2: 0: 0: 0: 1: 02000: 0: 0: 0: 0: 0: 0: 0: 0: 0: 02010: 1: 2: 0: 0: 0: 0: 0: 0: 0: 02020: 1: 0: 0: 0: 1: 019501960197019801990200020102020

The line is the five-year average. Tornadoes before about 1953 were under-reported, and better radar since the 1990s finds more weak ones.

By rating

EF0
5
EF1
11
EF2
8
EF3
3
EF4
1

Ratings before February 2007 use the original F scale; the numbers line up with today's EF scale. Unknown means NOAA could not assign a rating.

The record

Notable tornadoes

Deadliest

F3, May 2, 1983

2 deaths, 0 injuries Strongest

F4, May 31, 1985

28 mile path Longest path

84.1 miles, F3

June 20, 1969, whole path Widest

700 yards, F2

May 16, 1965
Every tornado

All 28 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Jul 10, 2024EF13 mi150 yd00
Jul 16, 2020EF11.5 mi35 yd00
Nov 14, 2011EF22.92 mi120 yd00
Nov 14, 2011EF24.13 mi125 yd00
Jul 24, 2010EF27.61 mi150 yd00
May 31, 1998F12 mi30 yd02
Aug 28, 1994F12 mi10 yd02
Jun 13, 1994F23 mi33 yd01
Jul 11, 1993F10.5 mi10 yd00
Jul 12, 1992F24 mi23 yd00
Apr 9, 1991F00.5 mi10 yd00
Aug 28, 1990F04 mi100 yd00
Jul 19, 1989F00.1 mi10 yd00
May 31, 1985F313 mi177 yd010
May 31, 1985F428 mi440 yd00
May 2, 1983F328 mi450 yd20
Jul 28, 1982F00.2 mi50 yd01
Jul 28, 1982F13 mi250 yd00
Jun 30, 1976F10.1 mi10 yd00
Apr 3, 1974F10.2 mi50 yd00
Jul 15, 1970F10.5 mi10 yd00
Jun 20, 1969F384.1 mi10 yd00
May 17, 1969F22 mi250 yd01
Aug 6, 1968F231.8 mi250 yd04
Sep 9, 1965F10.3 mi100 yd00
Nearby

Nearby counties

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Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025, and SPC preliminary reports for 2026. Page built October 12, 2026.