Linn County tornado history

66 tornadoes touched Linn County, Iowa between 1950 and 2025 — about 0.9 a year. The strongest was rated F4 (Apr 30, 1954). Tornadoes here killed 1 and injured 44 people.

66tornadoes since 1950

F4strongest rating

1killed · 44 injured

87.7 milongest path · 1961

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

By rating

(E)F023

(E)F119

(E)F213

(E)F33

(E)F42

(E)F50

unrated6

By month

JFMAMJJASOND

Peak month: May.

By decade

’50’60’70’80’90’00’10’20

Strongest tornadoes

Date	Rating	Path	Width	Injured	Killed
Apr 30, 1954	F4	80.4 mi	200 yd	0	0
Mar 13, 1990	F4	19 mi	200 yd	0	0
Apr 23, 1961	F3	87.7 mi	800 yd	12	1
May 20, 1953	F3	38.6 mi	400 yd	7	0
May 21, 2004	F3	3 mi	200 yd	0	0
Apr 30, 1954	F2	65.8 mi	200 yd	0	0
Sep 28, 1972	F2	64.5 mi	2,200 yd	3	0
May 26, 1965	F2	19.8 mi	10 yd	14	0
Jun 28, 2017	EF2	11.7 mi	200 yd	1	0
Mar 31, 2023	EF2	9 mi	75 yd	0	0
Jul 11, 2025	EF2	6.7 mi	300 yd	0	0
Oct 14, 1966	F2	5 mi	10 yd	0	0

Most recent tornadoes

Date	Rating	Path	Width	Injured
Jul 11, 2025	EF1	4.1 mi	250 yd	0
Jul 11, 2025	EF2	6.7 mi	300 yd	0
Jul 11, 2025	EF1	12.4 mi	150 yd	0
Jun 25, 2024	EF0	0.5 mi	50 yd	0
May 24, 2024	unrated	11 mi	10 yd	0
Mar 31, 2023	EF2	9 mi	75 yd	0
Jan 16, 2023	unrated	0.8 mi	10 yd	0
Jul 14, 2021	unrated	0.1 mi	10 yd	0
Jul 14, 2021	unrated	0.1 mi	10 yd	0
Apr 7, 2021	EF0	0.7 mi	40 yd	1
Aug 10, 2020	unrated	0.9 mi	40 yd	0
Jun 9, 2019	unrated	6.4 mi	10 yd	0

Deadliest: Apr 23, 1961, F3, 1 killed.

Nearby counties

Benton County, IA48 Jones County, IA46 Johnson County, IA45 Delaware County, IA45 Buchanan County, IA49 Cedar County, IA44 Iowa County, IA36 Black Hawk County, IA40

Questions

How many tornadoes has Linn County, Iowa had?

66 tornadoes touched Linn County, Iowa between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.9 per year.

What was the strongest tornado in Linn County?

The strongest rating recorded was F4 on Apr 30, 1954, with a 80.4-mile path.

When is tornado season in Linn County?

Most of its tornadoes happened in May (14 of 66). 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).