Shiawassee County tornado history

35 tornadoes touched Shiawassee County, Michigan between 1950 and 2025 — about 0.5 a year. The strongest was rated F4 (Apr 11, 1965). Tornadoes here killed 3 and injured 24 people.

35tornadoes since 1950

F4strongest rating

3killed · 24 injured

57.9 milongest path · 1971

(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5· dots = start point only

By rating

(E)F012

(E)F113

(E)F29

(E)F30

(E)F41

(E)F50

By month

JFMAMJJASOND

Peak month: August.

By decade

’50’60’70’80’90’00’10’20

Strongest tornadoes

Date	Rating	Path	Width	Injured	Killed
Apr 11, 1965	F4	21 mi	100 yd	8	1
Oct 18, 2007	EF2	19 mi	300 yd	1	2
Aug 15, 1951	F2	28.5 mi	333 yd	0	0
Apr 28, 1986	F2	26.5 mi	40 yd	0	0
Sep 21, 1957	F2	21.9 mi	33 yd	0	0
Mar 14, 2019	EF2	18.2 mi	700 yd	0	0
Apr 21, 1976	F2	3 mi	83 yd	1	0
Aug 19, 1978	F2	2 mi	230 yd	8	0
Aug 29, 1975	F2	1.5 mi	83 yd	0	0
Apr 16, 1967	F2	0.3 mi	20 yd	1	0
Jun 2, 1971	F1	57.9 mi	27 yd	3	0
Apr 2, 1977	F1	12 mi	50 yd	1	0

Most recent tornadoes

Date	Rating	Path	Width	Injured	Killed
Mar 30, 2025	EF1	0.9 mi	100 yd	0	0
Aug 11, 2023	EF1	3 mi	430 yd	0	0
Aug 29, 2019	EF0	2.5 mi	125 yd	0	0
Mar 14, 2019	EF2	18.2 mi	700 yd	0	0
Mar 14, 2019	EF0	6.4 mi	100 yd	0	0
Jun 15, 2015	EF0	0.3 mi	50 yd	0	0
May 28, 2013	EF0	0.7 mi	60 yd	0	0
May 28, 2013	EF0	0.5 mi	100 yd	0	0
May 28, 2013	EF1	9.9 mi	550 yd	0	0
May 29, 2011	EF1	3.3 mi	100 yd	0	0
Oct 18, 2007	EF2	19 mi	300 yd	1	2
Aug 24, 2007	EF0	0.3 mi	50 yd	0	0

Deadliest: Oct 18, 2007, EF2, 2 killed.

Nearby counties

Clinton County, MI19 Genesee County, MI51 Saginaw County, MI27 Ingham County, MI32 Livingston County, MI29 Gratiot County, MI15 Eaton County, MI26 Oakland County, MI36

Questions

How many tornadoes has Shiawassee County, Michigan had?

35 tornadoes touched Shiawassee County, Michigan between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.5 per year.

What was the strongest tornado in Shiawassee County?

The strongest rating recorded was F4 on Apr 11, 1965, with a 21-mile path and 1 deaths.

When is tornado season in Shiawassee County?

Most of its tornadoes happened in August (11 of 35). Tornadoes can occur in any month, so keep alerts on year-round.

Right now: live tornado warnings map · alerts for your location. Dates link to that day’s full storm reports where available (2004 onward).