Big Horn County tornado history

11 tornadoes touched Big Horn County, Montana between 1950 and 2025 — about 0.1 a year. The strongest was rated F1 (Jun 22, 1996).

11tornadoes since 1950
F1strongest rating
0killed · 0 injured
4 milongest path · 1996
(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5· dots = start point only

By rating

(E)F05
(E)F16
(E)F20
(E)F30
(E)F40
(E)F50

By month

JFMAMJJASOND

Peak month: June.

By decade

’50’60’70’80’90’00’10’20

Strongest tornadoes

DateRatingPathWidthInjuredKilled
Jun 22, 1996F14 mi10 yd00
Jun 21, 1984F12 mi50 yd00
Jun 21, 1984F11 mi50 yd00
Jun 7, 2018EF10.8 mi100 yd00
Jun 21, 1991F10.2 mi10 yd00
Jul 9, 1991F10.1 mi10 yd00
Jul 12, 1965F00.1 mi10 yd00
Jun 13, 1968F00.1 mi10 yd00
Jun 24, 1978F00.1 mi10 yd00
May 11, 1995F00.1 mi10 yd00
May 13, 1996F00.1 mi10 yd00

Most recent tornadoes

DateRatingPathWidthInjuredKilled
Jun 7, 2018EF10.8 mi100 yd00
Jun 22, 1996F14 mi10 yd00
May 13, 1996F00.1 mi10 yd00
May 11, 1995F00.1 mi10 yd00
Jul 9, 1991F10.1 mi10 yd00
Jun 21, 1991F10.2 mi10 yd00
Jun 21, 1984F12 mi50 yd00
Jun 21, 1984F11 mi50 yd00
Jun 24, 1978F00.1 mi10 yd00
Jun 13, 1968F00.1 mi10 yd00
Jul 12, 1965F00.1 mi10 yd00

Nearby counties

Yellowstone County, MT20Sheridan County, WY10Treasure County, MT3Big Horn County, WY32Rosebud County, MT12Carbon County, MT3Musselshell County, MT6Stillwater County, MT1

Questions

How many tornadoes has Big Horn County, Montana had?

11 tornadoes touched Big Horn County, Montana between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.1 per year.

What was the strongest tornado in Big Horn County?

The strongest rating recorded was F1 on Jun 22, 1996, with a 4-mile path.

When is tornado season in Big Horn County?

Most of its tornadoes happened in June (7 of 11). 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).