Niobrara County tornado history

33 tornadoes touched Niobrara County, Wyoming between 1950 and 2025 — about 0.4 a year. The strongest was rated F2 (Jul 28, 1978).

33tornadoes since 1950
F2strongest rating
0killed · 5 injured
7.2 milongest path · 1953
(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5· dots = start point only

By rating

(E)F016
(E)F110
(E)F23
(E)F30
(E)F40
(E)F50
unrated4

By month

JFMAMJJASOND

Peak month: June.

By decade

’50’60’70’80’90’00’10’20

Strongest tornadoes

DateRatingPathWidthInjuredKilled
Jul 28, 1978F25 mi700 yd00
Jun 13, 1984F24 mi30 yd10
Jun 5, 1982F21 mi17 yd30
Jun 11, 1953F17.2 mi67 yd00
Jun 7, 2022EF13.5 mi225 yd00
May 8, 1952F12 mi100 yd00
Jun 20, 1983F11 mi30 yd00
Jun 13, 1984F11 mi20 yd00
Jun 26, 1960F10.5 mi17 yd00
Jul 17, 1962F10.5 mi10 yd00
Apr 12, 1976F10.3 mi13 yd00
Jun 7, 1950F10.2 mi10 yd00

Most recent tornadoes

DateRatingPathWidthInjuredKilled
Jun 17, 2025unrated0.1 mi10 yd00
Jun 17, 2025unrated0.1 mi10 yd00
Jun 7, 2022EF13.5 mi225 yd00
Jul 17, 2019unrated0.3 mi20 yd00
Jul 3, 2019unrated—50 yd00
Jun 12, 2011EF0—25 yd00
Jun 12, 2011EF0—30 yd00
Jun 12, 2001F00.2 mi30 yd00
Jun 27, 1999F00.2 mi40 yd00
May 21, 1998F02 mi30 yd00
May 20, 1998F03 mi30 yd00
Aug 7, 1991F00.1 mi40 yd00

Nearby counties

Fall River County, SD33Converse County, WY49Weston County, WY28Sioux County, NE28Custer County, SD14Goshen County, WY87Platte County, WY50Dawes County, NE39

Questions

How many tornadoes has Niobrara County, Wyoming had?

33 tornadoes touched Niobrara County, Wyoming between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.4 per year.

What was the strongest tornado in Niobrara County?

The strongest rating recorded was F2 on Jul 28, 1978, with a 5-mile path.

When is tornado season in Niobrara County?

Most of its tornadoes happened in June (18 of 33). 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).