Slope County tornado history

11 tornadoes touched Slope County, North Dakota between 1950 and 2025 — about 0.1 a year. The strongest was rated F1 (May 19, 1972).

11tornadoes since 1950
F1strongest rating
0killed · 0 injured
15.5 milongest path · 1972
(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5· dots = start point only

By rating

(E)F07
(E)F14
(E)F20
(E)F30
(E)F40
(E)F50

By month

JFMAMJJASOND

Peak month: July.

By decade

’50’60’70’80’90’00’10’20

Strongest tornadoes

DateRatingPathWidthInjuredKilled
May 19, 1972F115.5 mi50 yd00
Aug 6, 1960F10.1 mi10 yd00
May 23, 1965F10.1 mi10 yd00
Jun 8, 1991F10.1 mi10 yd00
Jul 3, 2001F09 mi40 yd00
Jul 26, 2010EF05.3 mi30 yd00
Jun 20, 1999F03 mi—00
Sep 9, 2010EF00.8 mi40 yd00
Jul 17, 1983F00.3 mi10 yd00
Jul 17, 1983F00.3 mi10 yd00
Jun 8, 1991F00.1 mi10 yd00

Most recent tornadoes

DateRatingPathWidthInjuredKilled
Sep 9, 2010EF00.8 mi40 yd00
Jul 26, 2010EF05.3 mi30 yd00
Jul 3, 2001F09 mi40 yd00
Jun 20, 1999F03 mi—00
Jun 8, 1991F10.1 mi10 yd00
Jun 8, 1991F00.1 mi10 yd00
Jul 17, 1983F00.3 mi10 yd00
Jul 17, 1983F00.3 mi10 yd00
May 19, 1972F115.5 mi50 yd00
May 23, 1965F10.1 mi10 yd00
Aug 6, 1960F10.1 mi10 yd00

Nearby counties

Bowman County, ND14Golden Valley County, ND11Billings County, ND7Fallon County, MT15Stark County, ND26Hettinger County, ND20Adams County, ND14Wibaux County, MT9

Questions

How many tornadoes has Slope County, North Dakota had?

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

What was the strongest tornado in Slope County?

The strongest rating recorded was F1 on May 19, 1972, with a 15.5-mile path.

When is tornado season in Slope County?

Most of its tornadoes happened in July (4 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).