Harper County tornado history

32 tornadoes touched Harper County, Oklahoma between 1950 and 2025 — about 0.4 a year. The strongest was rated EF3 (May 23, 2019).

32tornadoes since 1950

EF3strongest rating

0killed · 7 injured

27.2 milongest path · 2015

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

By rating

(E)F09

(E)F112

(E)F24

(E)F33

(E)F40

(E)F50

unrated4

JFMAMJJASOND

Peak month: May.

’50’60’70’80’90’00’10’20

Date	Rating	Path	Width	Injured
May 23, 2019	EF3	15.7 mi	1,500 yd	0
May 15, 1991	F3	11.5 mi	900 yd	3
May 23, 2008	EF3	5 mi	1,100 yd	0
Nov 16, 2015	EF2	27.2 mi	400 yd	0
Sep 6, 1970	F2	8.8 mi	10 yd	0
Mar 22, 1987	F2	1 mi	73 yd	0
Apr 12, 1960	F2	0.1 mi	10 yd	3
Feb 24, 2000	F1	27 mi	150 yd	0
Oct 19, 2005	F1	13 mi	400 yd	0
Jun 17, 2023	EF1	8.5 mi	300 yd	0
May 23, 2019	EF1	2 mi	150 yd	0
Jun 9, 1971	F1	0.5 mi	400 yd	0

Date	Rating	Path	Width
Sep 8, 2025	unrated	0.1 mi	20 yd
Jun 17, 2023	EF1	8.5 mi	300 yd
May 23, 2019	EF3	15.7 mi	1,500 yd
May 23, 2019	unrated	0.5 mi	50 yd
May 23, 2019	unrated	0.5 mi	75 yd
May 23, 2019	EF1	2 mi	150 yd
May 23, 2016	unrated	2 mi	50 yd
Nov 16, 2015	EF2	27.2 mi	400 yd
Apr 14, 2012	EF1	0.5 mi	30 yd
May 23, 2008	EF3	5 mi	1,100 yd
May 23, 2008	EF0	9.1 mi	125 yd
Apr 23, 2007	EF0	0.2 mi	30 yd

How many tornadoes has Harper County, Oklahoma had?

32 tornadoes touched Harper County, Oklahoma between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.4 per year.

What was the strongest tornado in Harper County?

The strongest rating recorded was EF3 on May 23, 2019, with a 15.7-mile path.

When is tornado season in Harper County?

Most of its tornadoes happened in May (10 of 32). 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.