Washington County tornado history

7 tornadoes touched Washington County, Oregon between 1950 and 2025 — about 0.1 a year. The strongest was rated F2 (Dec 8, 1993).

7tornadoes since 1950

F2strongest rating

0killed · 0 injured

6 milongest path · 1993

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

By rating

(E)F05

(E)F11

(E)F21

(E)F30

(E)F40

(E)F50

JFMAMJJASOND

Peak month: October.

’50’60’70’80’90’00’10’20

Date	Rating	Path	Width
Dec 8, 1993	F2	6 mi	120 yd
Nov 12, 1991	F1	0.2 mi	40 yd
Oct 22, 1954	F0	0.5 mi	17 yd
Jun 23, 1966	F0	0.3 mi	30 yd
Oct 13, 1968	F0	0.1 mi	13 yd
Jun 18, 2004	F0	0.1 mi	20 yd
Oct 29, 2018	EF0	0.1 mi	20 yd

Date	Rating	Path	Width
Oct 29, 2018	EF0	0.1 mi	20 yd
Jun 18, 2004	F0	0.1 mi	20 yd
Dec 8, 1993	F2	6 mi	120 yd
Nov 12, 1991	F1	0.2 mi	40 yd
Oct 13, 1968	F0	0.1 mi	13 yd
Jun 23, 1966	F0	0.3 mi	30 yd
Oct 22, 1954	F0	0.5 mi	17 yd

How many tornadoes has Washington County, Oregon had?

7 tornadoes touched Washington County, Oregon between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.1 per year.

What was the strongest tornado in Washington County?

The strongest rating recorded was F2 on Dec 8, 1993, with a 6-mile path.

When is tornado season in Washington County?

Most of its tornadoes happened in October (3 of 7). 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).