San Bernardino County tornado history

32 tornadoes touched San Bernardino County, California between 1950 and 2025 — about 0.4 a year. The strongest was rated F2 (Sep 7, 1982).

32tornadoes since 1950

F2strongest rating

0killed · 3 injured

9 milongest path · 1997

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

By rating

(E)F023

(E)F17

(E)F22

(E)F30

(E)F40

(E)F50

JFMAMJJASOND

Peak month: August.

’50’60’70’80’90’00’10’20

Date	Rating	Path	Width	Injured
Sep 7, 1982	F2	0.5 mi	20 yd	2
Jun 25, 1954	F2	0.1 mi	10 yd	0
May 18, 1997	F1	9 mi	40 yd	0
May 18, 1997	F1	3.5 mi	100 yd	0
Nov 25, 1965	F1	2 mi	50 yd	0
Aug 4, 2008	EF1	1.1 mi	100 yd	0
May 11, 1997	F1	0.2 mi	40 yd	0
Oct 22, 1974	F1	0.1 mi	10 yd	0
Sep 4, 1976	F1	0.1 mi	10 yd	0
Apr 16, 2019	EF0	1.6 mi	50 yd	0
Jul 27, 1987	F0	1.5 mi	50 yd	0
Mar 20, 1991	F0	1 mi	50 yd	0

Date	Rating	Path	Width
Apr 16, 2019	EF0	1.6 mi	50 yd
May 7, 2017	EF0	—	50 yd
Jul 19, 2015	EF0	0.2 mi	50 yd
Aug 18, 2013	EF0	1 mi	3 yd
Aug 4, 2008	EF1	1.1 mi	100 yd
Mar 4, 2005	F0	0.5 mi	15 yd
Aug 14, 2004	F0	1 mi	200 yd
Aug 14, 2004	F0	1 mi	800 yd
Jul 7, 2001	F0	1 mi	—
Aug 25, 1998	F0	1 mi	30 yd
Aug 7, 1997	F0	0.1 mi	23 yd
Jun 6, 1997	F0	0.2 mi	20 yd

How many tornadoes has San Bernardino County, California had?

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

What was the strongest tornado in San Bernardino County?

The strongest rating recorded was F2 on Sep 7, 1982, with a 0.5-mile path.

When is tornado season in San Bernardino County?

Most of its tornadoes happened in August (8 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 (2004 onward).