Bay County, Michigan tornadoes

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15confirmed tornadoes since NOAA records began in 1950 (the first here in 1957). Most recent: July 8, 2016, EF0. 2026 so far: 0 preliminary reports preliminary

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Map

Every tornado path in the county

Tornado paths, 1950 to 2025
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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.

Recent warnings

Recent warnings in Bay County

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The record

At a glance

Total151950 to 2025
Per year0.2average since 1950
Peak monthJune6 of 15
StrongestF3Jun 12, 1984
Deaths0whole paths, see note
Injuries4whole paths, see note

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

Seasons

When tornadoes hit here

By month

60 Jan: 0Feb: 0Mar: 0Apr: 1May: 1Jun: 6Jul: 4Aug: 1Sep: 1Oct: 1Nov: 0Dec: 0JanFebMarAprMayJunJulAugSepOctNovDec

June is the peak month, with 6 of 15 tornadoes.

By time of day

30 12 AM: 0: 0: 03 AM: 0: 0: 16 AM: 0: 0: 09 AM: 0: 0: 112 PM: 3: 3: 03 PM: 0: 2: 26 PM: 2: 1: 09 PM: 0: 0: 012 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 12:00 PM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

30 1950: 0: 0: 0: 0: 0: 0: 0: 1: 0: 01960: 0: 0: 0: 0: 0: 1: 0: 0: 0: 01970: 0: 0: 0: 3: 2: 0: 0: 0: 0: 11980: 0: 0: 1: 0: 1: 0: 0: 0: 0: 01990: 0: 0: 0: 0: 0: 0: 0: 0: 0: 02000: 0: 1: 0: 1: 1: 0: 0: 0: 0: 02010: 0: 1: 0: 0: 0: 0: 1: 0: 0: 02020: 0: 0: 0: 0: 0: 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
7
EF1
4
EF2
3
EF3
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

Strongest

F3, June 12, 1984

48 mile path Longest path

48 miles, F3

June 12, 1984, whole path Widest

500 yards, F3

June 12, 1984
Every tornado

All 15 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Jul 8, 2016EF02 mi100 yd00
May 31, 2011EF18.38 mi200 yd00
Jun 13, 2004F03 mi100 yd00
Aug 4, 2003F00.2 mi25 yd00
Oct 24, 2001F17 mi100 yd00
Jun 12, 1984F348 mi500 yd02
Jul 17, 1982F00.1 mi17 yd00
Jun 20, 1979F00.8 mi27 yd00
Sep 12, 1974F14.3 mi10 yd00
Jul 14, 1974F10.1 mi10 yd00
Jul 31, 1973F22.3 mi20 yd00
Jun 26, 1973F00.1 mi10 yd00
Jun 26, 1973F00.1 mi10 yd00
Apr 11, 1965F29.9 mi10 yd02
Jun 22, 1957F20.1 mi10 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 13, 2026.