Delaware County tornado history

15 tornadoes touched Delaware County, Ohio between 1950 and 2025 — about 0.2 a year. The strongest was rated F2 (Apr 11, 1965). Tornadoes here killed 4 and injured 65 people.

15tornadoes since 1950

F2strongest rating

4killed · 65 injured

35.4 milongest path · 2024

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

By rating

(E)F07

(E)F14

(E)F24

(E)F30

(E)F40

(E)F50

By month

JFMAMJJASOND

Peak month: April.

By decade

’50’60’70’80’90’00’10’20

Strongest tornadoes

Date	Rating	Path	Width	Injured	Killed
Apr 11, 1965	F2	22.2 mi	400 yd	62	4
Sep 20, 2000	F2	21 mi	100 yd	2	0
Mar 14, 2024	EF2	19.5 mi	600 yd	0	0
May 8, 1973	F2	17.3 mi	67 yd	0	0
Mar 14, 2024	EF1	35.4 mi	600 yd	0	0
Apr 19, 1978	F1	9.5 mi	10 yd	0	0
Apr 17, 2024	EF1	0.9 mi	100 yd	0	0
Aug 14, 1958	F1	0.1 mi	10 yd	1	0
Aug 20, 2016	EF0	3.3 mi	100 yd	0	0
Sep 7, 2020	EF0	3.2 mi	150 yd	0	0
Aug 17, 1997	F0	0.5 mi	100 yd	0	0
Jun 5, 2024	EF0	0.3 mi	50 yd	0	0

Most recent tornadoes

Date	Rating	Path	Width	Injured
Jun 5, 2024	EF0	0.3 mi	50 yd	0
Apr 17, 2024	EF1	0.9 mi	100 yd	0
Mar 14, 2024	EF2	19.5 mi	600 yd	0
Mar 14, 2024	EF1	35.4 mi	600 yd	0
Sep 7, 2020	EF0	3.2 mi	150 yd	0
Aug 20, 2016	EF0	3.3 mi	100 yd	0
Feb 20, 2014	EF0	0.1 mi	80 yd	0
Jun 12, 2013	EF0	0.2 mi	50 yd	0
Sep 16, 2010	EF0	0.1 mi	100 yd	0
Sep 20, 2000	F2	21 mi	100 yd	2
Aug 17, 1997	F0	0.5 mi	100 yd	0
Apr 19, 1978	F1	9.5 mi	10 yd	0

Deadliest: Apr 11, 1965, F2, 4 killed.

Nearby counties

Union County, OH12 Morrow County, OH17 Franklin County, OH41 Marion County, OH17 Licking County, OH29 Knox County, OH13 Madison County, OH16 Crawford County, OH18

Questions

How many tornadoes has Delaware County, Ohio had?

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

What was the strongest tornado in Delaware County?

The strongest rating recorded was F2 on Apr 11, 1965, with a 22.2-mile path and 4 deaths.

When is tornado season in Delaware County?

Most of its tornadoes happened in April (3 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).