Iowa County tornado history

31 tornadoes touched Iowa County, Wisconsin between 1950 and 2025 — about 0.4 a year. The strongest was rated F5 (Jun 7, 1984). Tornadoes here killed 9 and injured 208 people.

31tornadoes since 1950

F5strongest rating

9killed · 208 injured

36 milongest path · 1984

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

By rating

(E)F08

(E)F111

(E)F210

(E)F30

(E)F41

(E)F51

By month

JFMAMJJASOND

Peak month: June.

By decade

’50’60’70’80’90’00’10’20

Strongest tornadoes

Date	Rating	Path	Width	Injured	Killed
Jun 7, 1984	F5	36 mi	450 yd	200	9
Jul 3, 1983	F4	0.5 mi	50 yd	0	0
Jun 29, 2014	EF2	29.1 mi	400 yd	0	0
Sep 2, 1963	F2	22.5 mi	10 yd	1	0
Apr 18, 1955	F2	17.3 mi	67 yd	0	0
May 30, 1985	F2	16 mi	500 yd	0	0
Jun 7, 1984	F2	11 mi	40 yd	0	0
Apr 7, 1954	F2	6.4 mi	400 yd	4	0
Jun 29, 2014	EF2	5 mi	200 yd	0	0
Jun 29, 1969	F2	3.8 mi	100 yd	0	0
Apr 3, 1956	F2	3 mi	200 yd	0	0
May 15, 1965	F2	1 mi	33 yd	1	0

Most recent tornadoes

Date	Rating	Path	Width
Jul 16, 2025	EF1	6.8 mi	150 yd
Mar 31, 2023	EF1	1.1 mi	75 yd
Mar 31, 2023	EF1	6.6 mi	75 yd
Aug 11, 2021	EF0	0.1 mi	25 yd
Aug 11, 2021	EF0	1 mi	25 yd
Aug 7, 2021	EF1	7.7 mi	50 yd
Jun 29, 2014	EF2	29.1 mi	400 yd
Jun 29, 2014	EF2	5 mi	200 yd
Jun 16, 2014	EF1	1.2 mi	50 yd
Jun 16, 2014	EF1	0.4 mi	100 yd
Jun 18, 2009	EF0	0.5 mi	50 yd
Jun 6, 2006	F0	0.2 mi	25 yd

Deadliest: Jun 7, 1984, F5, 9 killed.

Nearby counties

Lafayette County, WI38 Grant County, WI62 Richland County, WI13 Sauk County, WI25 Green County, WI35 Dane County, WI78 Crawford County, WI14 Jo Daviess County, IL20

Questions

How many tornadoes has Iowa County, Wisconsin had?

31 tornadoes touched Iowa County, Wisconsin between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.4 per year.

What was the strongest tornado in Iowa County?

The strongest rating recorded was F5 on Jun 7, 1984, with a 36-mile path and 9 deaths.

When is tornado season in Iowa County?

Most of its tornadoes happened in June (12 of 31). 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).