Iosco County tornado history

13 tornadoes touched Iosco County, Michigan between 1950 and 2025 — about 0.2 a year. The strongest was rated F3 (Mar 27, 1991). Tornadoes here killed 4 and injured 14 people.

13tornadoes since 1950

F3strongest rating

4killed · 14 injured

35 milongest path · 1991

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

By rating

(E)F03

(E)F17

(E)F21

(E)F32

(E)F40

(E)F50

By month

JFMAMJJASOND

Peak month: June.

By decade

’50’60’70’80’90’00’10’20

Strongest tornadoes

Date	Rating	Path	Width	Injured	Killed
Mar 27, 1991	F3	35 mi	100 yd	0	0
Mar 27, 1991	F3	21 mi	100 yd	0	0
Jun 8, 1953	F2	16.6 mi	833 yd	13	4
Jun 20, 1982	F1	9 mi	70 yd	1	0
Jun 29, 1981	F1	5.6 mi	33 yd	0	0
Aug 5, 1977	F1	3.3 mi	70 yd	0	0
Mar 30, 1976	F1	2.5 mi	83 yd	0	0
Aug 31, 1977	F1	1.9 mi	100 yd	0	0
Jun 17, 2014	EF1	1.6 mi	100 yd	0	0
Jun 17, 1992	F1	1 mi	20 yd	0	0
Jun 22, 1982	F0	0.2 mi	10 yd	0	0
Aug 7, 2011	EF0	0.2 mi	50 yd	0	0

Most recent tornadoes

Date	Rating	Path	Width	Injured
Jun 17, 2014	EF1	1.6 mi	100 yd	0
Aug 7, 2011	EF0	0.2 mi	50 yd	0
Jun 17, 1992	F1	1 mi	20 yd	0
Mar 27, 1991	F3	35 mi	100 yd	0
Mar 27, 1991	F3	21 mi	100 yd	0
May 19, 1983	F0	0.1 mi	10 yd	0
Jun 22, 1982	F0	0.2 mi	10 yd	0
Jun 20, 1982	F1	9 mi	70 yd	1
Jun 29, 1981	F1	5.6 mi	33 yd	0
Aug 31, 1977	F1	1.9 mi	100 yd	0
Aug 5, 1977	F1	3.3 mi	70 yd	0
Mar 30, 1976	F1	2.5 mi	83 yd	0

Deadliest: Jun 8, 1953, F2, 4 killed.

Nearby counties

Alcona County, MI12 Arenac County, MI9 Alpena County, MI14 Ogemaw County, MI17 Huron County, MI18 Oscoda County, MI7 Bay County, MI15 Gladwin County, MI10

Questions

How many tornadoes has Iosco County, Michigan had?

13 tornadoes touched Iosco County, Michigan between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.2 per year.

What was the strongest tornado in Iosco County?

The strongest rating recorded was F3 on Mar 27, 1991, with a 35-mile path.

When is tornado season in Iosco County?

Most of its tornadoes happened in June (6 of 13). 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).