Dewey County tornado history

55 tornadoes touched Dewey County, Oklahoma between 1950 and 2025 — about 0.7 a year. The strongest was rated EF3 (May 24, 2011). Tornadoes here killed 1 and injured 9 people.

55tornadoes since 1950

EF3strongest rating

1killed · 9 injured

45.9 milongest path · 1952

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

By rating

(E)F024

(E)F119

(E)F29

(E)F32

(E)F40

(E)F50

unrated1

By month

JFMAMJJASOND

Peak month: May.

By decade

’50’60’70’80’90’00’10’20

Strongest tornadoes

Date	Rating	Path	Width	Injured	Killed
May 24, 2011	EF3	13.2 mi	880 yd	2	1
Apr 17, 2002	F3	8 mi	600 yd	0	0
Apr 29, 1954	F2	33.3 mi	10 yd	0	0
May 5, 2007	EF2	16 mi	600 yd	0	0
Apr 19, 1972	F2	15.5 mi	77 yd	0	0
Aug 2, 1977	F2	8 mi	10 yd	0	0
Oct 31, 1984	F2	6 mi	200 yd	0	0
May 25, 1955	F2	5.1 mi	300 yd	1	0
May 19, 1951	F2	2 mi	67 yd	0	0
May 4, 1961	F2	1 mi	400 yd	0	0
May 15, 1982	F2	0.5 mi	50 yd	0	0
Oct 16, 1980	F1	10.4 mi	400 yd	3	0

Most recent tornadoes

Date	Rating	Path	Width	Injured	Killed
Jun 15, 2019	EF1	3.1 mi	100 yd	0	0
May 18, 2017	unrated	0.2 mi	50 yd	0	0
May 16, 2015	EF1	0.5 mi	50 yd	0	0
May 6, 2015	EF0	0.3 mi	30 yd	0	0
Apr 26, 2013	EF0	0.2 mi	50 yd	0	0
May 24, 2011	EF3	13.2 mi	880 yd	2	1
May 19, 2010	EF0	5.9 mi	40 yd	0	0
May 5, 2007	EF2	16 mi	600 yd	0	0
Mar 20, 2006	F0	0.2 mi	20 yd	0	0
Mar 27, 2004	F0	0.1 mi	20 yd	0	0
May 5, 2002	F1	1 mi	75 yd	0	0
Apr 17, 2002	F3	8 mi	600 yd	0	0

Deadliest: May 24, 2011, EF3, 1 killed.

Nearby counties

Custer County, OK74 Blaine County, OK50 Woodward County, OK65 Major County, OK52 Ellis County, OK83 Roger Mills County, OK58 Washita County, OK56 Woods County, OK57

Questions

How many tornadoes has Dewey County, Oklahoma had?

55 tornadoes touched Dewey County, Oklahoma between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.7 per year.

What was the strongest tornado in Dewey County?

The strongest rating recorded was EF3 on May 24, 2011, with a 13.2-mile path and 1 deaths.

When is tornado season in Dewey County?

Most of its tornadoes happened in May (21 of 55). 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).