Cascade County tornado history

11 tornadoes touched Cascade County, Montana between 1950 and 2025 — about 0.1 a year. The strongest was rated F2 (Jun 30, 1975).

11tornadoes since 1950
F2strongest rating
0killed · 0 injured
1 milongest path · 1978
(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5· dots = start point only

By rating

(E)F05
(E)F15
(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

DateRatingPathWidthInjuredKilled
Jun 30, 1975F20.1 mi10 yd00
Jul 3, 1978F11 mi300 yd00
Jul 3, 1998F10.5 mi50 yd00
Jul 5, 1988F10.2 mi10 yd00
Jun 29, 1961F10.1 mi10 yd00
Jun 1, 1977F10.1 mi10 yd00
Jul 5, 2000F01 mi10 yd00
Jul 24, 1963F00.5 mi10 yd00
Jun 4, 1958F00.1 mi10 yd00
May 26, 1980F00.1 mi10 yd00
Jun 21, 1993F00.1 mi10 yd00

Most recent tornadoes

DateRatingPathWidthInjuredKilled
Jul 5, 2000F01 mi10 yd00
Jul 3, 1998F10.5 mi50 yd00
Jun 21, 1993F00.1 mi10 yd00
Jul 5, 1988F10.2 mi10 yd00
May 26, 1980F00.1 mi10 yd00
Jul 3, 1978F11 mi300 yd00
Jun 1, 1977F10.1 mi10 yd00
Jun 30, 1975F20.1 mi10 yd00
Jul 24, 1963F00.5 mi10 yd00
Jun 29, 1961F10.1 mi10 yd00
Jun 4, 1958F00.1 mi10 yd00

Nearby counties

Lewis and Clark County, MT6Judith Basin County, MT18Meagher County, MT3Teton County, MT4Chouteau County, MT17Broadwater County, MT1Powell County, MT2Liberty County, MT4

Questions

How many tornadoes has Cascade County, Montana had?

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

What was the strongest tornado in Cascade County?

The strongest rating recorded was F2 on Jun 30, 1975, with a 0.1-mile path.

When is tornado season in Cascade County?

Most of its tornadoes happened in June (5 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).