Portage County tornado history

25 tornadoes touched Portage County, Wisconsin between 1950 and 2025 — about 0.3 a year. The strongest was rated F4 (Sep 26, 1951). Tornadoes here killed 8 and injured 10 people.

25tornadoes since 1950

F4strongest rating

8killed · 10 injured

64.5 milongest path · 2011

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

By rating

(E)F06

(E)F19

(E)F29

(E)F30

(E)F41

(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
Sep 26, 1951	F4	26.4 mi	100 yd	3	6
Apr 3, 1956	F2	18.2 mi	100 yd	2	2
May 22, 2011	EF2	64.5 mi	800 yd	1	0
May 16, 1992	F2	11 mi	400 yd	0	0
Jun 23, 2004	F2	10 mi	125 yd	0	0
Aug 22, 1964	F2	6.4 mi	333 yd	0	0
Apr 27, 1984	F2	5.5 mi	20 yd	0	0
Jul 7, 1970	F2	2 mi	100 yd	0	0
Jun 13, 1976	F2	0.3 mi	50 yd	0	0
Jun 12, 1976	F2	0.2 mi	50 yd	0	0
Mar 30, 1982	F1	28 mi	10 yd	2	0
Jun 13, 1976	F1	24.6 mi	100 yd	2	0

Most recent tornadoes

Date	Rating	Path	Width	Injured
May 15, 2025	EF0	5.2 mi	45 yd	0
Jul 12, 2017	EF0	0.7 mi	30 yd	0
Jul 9, 2013	EF0	0.2 mi	25 yd	0
May 22, 2011	EF2	64.5 mi	800 yd	1
Jun 23, 2004	F1	1.5 mi	25 yd	0
Jun 23, 2004	F0	0.1 mi	10 yd	0
Jun 23, 2004	F2	10 mi	125 yd	0
Oct 8, 1992	F1	2 mi	100 yd	0
May 16, 1992	F1	1.2 mi	400 yd	0
May 16, 1992	F2	11 mi	400 yd	0
May 8, 1988	F0	1 mi	20 yd	0
Apr 27, 1984	F2	5.5 mi	20 yd	0

Deadliest: Sep 26, 1951, F4, 6 killed.

Nearby counties

Waupaca County, WI25 Wood County, WI19 Waushara County, WI29 Marathon County, WI63 Adams County, WI25 Shawano County, WI29 Marquette County, WI26 Juneau County, WI28

Questions

How many tornadoes has Portage County, Wisconsin had?

25 tornadoes touched Portage County, Wisconsin between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.3 per year.

What was the strongest tornado in Portage County?

The strongest rating recorded was F4 on Sep 26, 1951, with a 26.4-mile path and 6 deaths.

When is tornado season in Portage County?

Most of its tornadoes happened in June (9 of 25). 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).