Clackamas County tornado history

8 tornadoes touched Clackamas County, Oregon between 1950 and 2025 — about 0.1 a year. The strongest was rated F1 (Apr 12, 1957).

8tornadoes since 1950
F1strongest rating
0killed · 0 injured
2.5 milongest path · 1957
(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5· dots = start point only

By rating

(E)F05
(E)F13
(E)F20
(E)F30
(E)F40
(E)F50

By month

JFMAMJJASOND

Peak month: October.

By decade

’50’60’70’80’90’00’10’20

Strongest tornadoes

DateRatingPathWidthInjuredKilled
Apr 12, 1957F12.5 mi50 yd00
Oct 9, 2000F10.1 mi70 yd00
Oct 9, 2000F10.1 mi70 yd00
Jun 13, 2020EF02 mi200 yd00
Oct 22, 2022EF00.9 mi248 yd00
Oct 26, 1984F00.5 mi67 yd00
Oct 3, 1998F00.3 mi30 yd00
Oct 26, 2009EF00.3 mi60 yd00

Most recent tornadoes

DateRatingPathWidthInjuredKilled
Oct 22, 2022EF00.9 mi248 yd00
Jun 13, 2020EF02 mi200 yd00
Oct 26, 2009EF00.3 mi60 yd00
Oct 9, 2000F10.1 mi70 yd00
Oct 9, 2000F10.1 mi70 yd00
Oct 3, 1998F00.3 mi30 yd00
Oct 26, 1984F00.5 mi67 yd00
Apr 12, 1957F12.5 mi50 yd00

Nearby counties

Marion County, OR11Multnomah County, OR6Clark County, WA15Linn County, OR5Wasco County, OR1Washington County, OR7Yamhill County, OR4Jefferson County, OR3

Questions

How many tornadoes has Clackamas County, Oregon had?

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

What was the strongest tornado in Clackamas County?

The strongest rating recorded was F1 on Apr 12, 1957, with a 2.5-mile path.

When is tornado season in Clackamas County?

Most of its tornadoes happened in October (6 of 8). 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).