Clarion County tornado history

15 tornadoes touched Clarion County, Pennsylvania between 1950 and 2025 — about 0.2 a year. The strongest was rated F2 (Jul 19, 1996). Tornadoes here killed 1 and injured 25 people.

15tornadoes since 1950

F2strongest rating

1killed · 25 injured

10 milongest path · 1996

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

By rating

(E)F09

(E)F14

(E)F22

(E)F30

(E)F40

(E)F50

By month

JFMAMJJASOND

Peak month: May.

By decade

’50’60’70’80’90’00’10’20

Strongest tornadoes

Date	Rating	Path	Width	Injured	Killed
Jul 19, 1996	F2	10 mi	100 yd	0	0
Jun 1, 1954	F2	0.1 mi	10 yd	0	0
Jul 23, 1978	F1	0.1 mi	10 yd	24	1
May 1, 2017	EF1	2.2 mi	100 yd	0	0
Oct 4, 1973	F1	1 mi	60 yd	1	0
Jul 26, 1993	F1	1 mi	500 yd	0	0
May 31, 1985	F0	5 mi	300 yd	0	0
Jun 18, 2014	EF0	4.6 mi	150 yd	0	0
Jul 26, 2002	F0	2 mi	150 yd	0	0
Jul 11, 2017	EF0	1 mi	250 yd	0	0
May 1, 2017	EF0	0.9 mi	75 yd	0	0
May 1, 2017	EF0	0.8 mi	75 yd	0	0

Most recent tornadoes

Date	Rating	Path	Width
Jun 9, 2025	EF0	0.2 mi	25 yd
Jul 11, 2017	EF0	1 mi	250 yd
Jun 19, 2017	EF0	0.8 mi	60 yd
May 1, 2017	EF0	0.9 mi	75 yd
May 1, 2017	EF0	0.5 mi	100 yd
May 1, 2017	EF0	0.8 mi	75 yd
May 1, 2017	EF1	2.2 mi	100 yd
Jun 18, 2014	EF0	4.6 mi	150 yd
Jul 26, 2002	F0	2 mi	150 yd
Jul 19, 1996	F2	10 mi	100 yd
Jul 26, 1993	F1	1 mi	500 yd
May 31, 1985	F0	5 mi	300 yd

Deadliest: Jul 23, 1978, F1, 1 killed.

Nearby counties

Jefferson County, PA16 Venango County, PA13 Forest County, PA10 Armstrong County, PA11 Butler County, PA28 Indiana County, PA20 Elk County, PA16 Mercer County, PA24

Questions

How many tornadoes has Clarion County, Pennsylvania had?

15 tornadoes touched Clarion County, Pennsylvania between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.2 per year.

What was the strongest tornado in Clarion County?

The strongest rating recorded was F2 on Jul 19, 1996, with a 10-mile path.

When is tornado season in Clarion County?

Most of its tornadoes happened in May (5 of 15). 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).