Maricopa County tornado history

75 tornadoes touched Maricopa County, Arizona between 1950 and 2025 — about 1.0 a year. The strongest was rated F3 (Aug 4, 1957).

75tornadoes since 1950

F3strongest rating

0killed · 58 injured

32.4 milongest path · 1971

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

By rating

(E)F041

(E)F125

(E)F26

(E)F31

(E)F40

(E)F50

unrated2

JFMAMJJASOND

Peak month: July.

’50’60’70’80’90’00’10’20

Date	Rating	Path	Width	Injured
Aug 4, 1957	F3	12 mi	10 yd	0
Jun 21, 1972	F2	13.5 mi	10 yd	3
Aug 30, 1971	F2	4.7 mi	400 yd	41
Jan 17, 1993	F2	2.1 mi	50 yd	0
Oct 3, 1968	F2	0.1 mi	50 yd	3
Jul 4, 1968	F2	0.1 mi	33 yd	2
Sep 14, 1971	F2	0.1 mi	27 yd	0
Sep 1, 1971	F1	32.4 mi	10 yd	0
Sep 8, 1961	F1	11.8 mi	10 yd	2
Sep 5, 1970	F1	2.3 mi	100 yd	0
May 4, 1976	F1	2 mi	33 yd	0
Sep 10, 1972	F1	1.8 mi	700 yd	1

Date	Rating	Path	Width
Nov 18, 2025	EF0	1.1 mi	30 yd
Sep 27, 2025	unrated	0.1 mi	30 yd
Apr 2, 2025	unrated	0.5 mi	5 yd
Jul 24, 2020	EF0	0.4 mi	50 yd
Nov 29, 2019	EF0	10.1 mi	100 yd
Nov 29, 2019	EF0	8.8 mi	200 yd
Nov 29, 2019	EF0	4.5 mi	100 yd
Nov 29, 2019	EF0	3.6 mi	100 yd
Sep 25, 2019	EF0	0.7 mi	50 yd
Sep 23, 2019	EF0	1 mi	100 yd
Jul 30, 2019	EF0	0.9 mi	50 yd
Oct 23, 2018	EF0	3.7 mi	100 yd

How many tornadoes has Maricopa County, Arizona had?

75 tornadoes touched Maricopa County, Arizona between 1950 and 2025 in the NOAA Storm Prediction Center database — about 1.0 per year.

What was the strongest tornado in Maricopa County?

The strongest rating recorded was F3 on Aug 4, 1957, with a 12-mile path.

When is tornado season in Maricopa County?

Most of its tornadoes happened in July (12 of 75). 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).