Warren County tornado history

35 tornadoes touched Warren County, Ohio between 1950 and 2025 — about 0.5 a year. The strongest was rated F4 (Apr 9, 1999). Tornadoes here killed 6 and injured 184 people.

35tornadoes since 1950

F4strongest rating

6killed · 184 injured

54.5 milongest path · 1969

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

By rating

(E)F019

(E)F18

(E)F24

(E)F31

(E)F43

(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
Apr 9, 1999	F4	10 mi	270 yd	65	4
Apr 3, 1974	F4	19.8 mi	350 yd	39	2
Jun 2, 1990	F4	33 mi	1,350 yd	37	0
May 10, 1969	F3	54.5 mi	400 yd	25	0
Sep 14, 1990	F2	35 mi	200 yd	6	0
Apr 3, 1974	F2	9.8 mi	177 yd	9	0
Apr 9, 1999	F2	1.5 mi	100 yd	0	0
Apr 2, 1975	F2	1 mi	50 yd	3	0
Jun 23, 2016	EF1	20.7 mi	250 yd	0	0
Jul 29, 2024	EF1	8 mi	200 yd	0	0
Jul 11, 2006	F1	4 mi	50 yd	0	0
May 18, 1974	F1	3.3 mi	40 yd	0	0

Most recent tornadoes

Date	Rating	Path	Width
Apr 2, 2025	EF0	3 mi	200 yd
Apr 2, 2025	EF0	8.5 mi	200 yd
Mar 30, 2025	EF0	11.7 mi	200 yd
Mar 30, 2025	EF0	3 mi	150 yd
Jul 29, 2024	EF1	8 mi	200 yd
May 7, 2024	EF0	0.3 mi	100 yd
May 7, 2024	EF1	2.6 mi	150 yd
May 7, 2024	EF0	0.4 mi	50 yd
May 7, 2024	EF1	2.7 mi	350 yd
May 7, 2024	EF0	0.5 mi	150 yd
Mar 23, 2022	EF0	1.7 mi	50 yd
May 24, 2017	EF0	0.2 mi	25 yd

Deadliest: Apr 9, 1999, F4, 4 killed.

Nearby counties

Clinton County, OH36 Butler County, OH24 Greene County, OH25 Montgomery County, OH22 Hamilton County, OH18 Clermont County, OH26 Preble County, OH17 Highland County, OH25

Questions

How many tornadoes has Warren County, Ohio had?

35 tornadoes touched Warren County, Ohio between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.5 per year.

What was the strongest tornado in Warren County?

The strongest rating recorded was F4 on Apr 9, 1999, with a 10-mile path and 4 deaths.

When is tornado season in Warren County?

Most of its tornadoes happened in May (11 of 35). 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.