Koochiching County tornado history

8 tornadoes touched Koochiching County, Minnesota between 1950 and 2025 — about 0.1 a year. The strongest was rated F2 (Sep 1, 1973). Tornadoes here killed 2 and injured 5 people.

8tornadoes since 1950

F2strongest rating

2killed · 5 injured

54.5 milongest path · 1973

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

By rating

(E)F06

(E)F11

(E)F21

(E)F30

(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
Sep 1, 1973	F2	54.5 mi	100 yd	5	0
Sep 17, 1955	F1	0.3 mi	23 yd	0	0
Aug 9, 1993	F0	1.2 mi	200 yd	0	2
Jul 16, 1981	F0	2.3 mi	10 yd	0	0
Jun 8, 1985	F0	0.2 mi	10 yd	0	0
Jun 23, 1956	F0	0.1 mi	10 yd	0	0
Jun 8, 1993	F0	0.1 mi	10 yd	0	0
Jun 8, 1993	F0	0.1 mi	10 yd	0	0

Most recent tornadoes

Date	Rating	Path	Width	Injured	Killed
Aug 9, 1993	F0	1.2 mi	200 yd	0	2
Jun 8, 1993	F0	0.1 mi	10 yd	0	0
Jun 8, 1993	F0	0.1 mi	10 yd	0	0
Jun 8, 1985	F0	0.2 mi	10 yd	0	0
Jul 16, 1981	F0	2.3 mi	10 yd	0	0
Sep 1, 1973	F2	54.5 mi	100 yd	5	0
Jun 23, 1956	F0	0.1 mi	10 yd	0	0
Sep 17, 1955	F1	0.3 mi	23 yd	0	0

Deadliest: Aug 9, 1993, F0, 2 killed.

Nearby counties

Itasca County, MN13 Beltrami County, MN45 Lake of the Woods County, MN18 St. Louis County, MN40 Clearwater County, MN23 Cass County, MN31 Hubbard County, MN23 Roseau County, MN42

Questions

How many tornadoes has Koochiching County, Minnesota had?

8 tornadoes touched Koochiching County, Minnesota between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.1 per year.

What was the strongest tornado in Koochiching County?

The strongest rating recorded was F2 on Sep 1, 1973, with a 54.5-mile path.

When is tornado season in Koochiching County?

Most of its tornadoes happened in June (4 of 8). 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).