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Our annual climate summary for Portland has been posted. Additional summaries for Astoria, Eugene, and Salem are available. For other climate summaries, visit our Observed Weather tab on our climate page. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

Lat: 45.66931°NLon: 121.88484°WElev: 194.0ft.

35°F

2°C

Humidity	67%
Wind Speed	ENE 6 MPH
Barometer	NA
Dewpoint	25°F (-4°C)
Visibility	NA
Wind Chill	30°F (-1°C)
Last update	19 Jan 03:02 AM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles WNW Cascade Locks OR

Overnight
Low: 30 °F
Mostly Clear
and Blustery
M.L.King Day
High: 37 °F
Sunny and
Breezy
Monday Night
Low: 29 °F
Mostly Clear
then Frost
Tuesday
High: 39 °F
Frost and
Breezy then
Sunny and
Breezy
Tuesday Night
Low: 29 °F
Mostly Clear
Wednesday
High: 38 °F
Mostly Sunny
Wednesday Night
Low: 29 °F
Partly Cloudy
then Frost
Thursday
High: 43 °F
Mostly Sunny
Thursday Night
Low: 29 °F
Areas Frost
then Partly
Cloudy

Detailed Forecast

Overnight

Mostly clear, with a low around 30. Blustery, with a northeast wind around 21 mph, with gusts as high as 38 mph.

M.L.King Day

Sunny, with a high near 37. Breezy, with an east northeast wind 16 to 21 mph, with gusts as high as 38 mph.

Monday Night

Widespread frost after 1am. Otherwise, mostly clear, with a low around 29. Northeast wind 7 to 13 mph, with gusts as high as 26 mph.

Tuesday

Widespread frost before 7am. Otherwise, mostly sunny, with a high near 39. Breezy, with an east northeast wind 10 to 15 mph, with gusts as high as 29 mph.

Tuesday Night

Mostly clear, with a low around 29. East wind around 14 mph, with gusts as high as 26 mph.

Wednesday

Mostly sunny, with a high near 38.

Wednesday Night

Widespread frost before 2am, then widespread frost after 3am. Otherwise, partly cloudy, with a low around 29.

Thursday

Mostly sunny, with a high near 43.

Thursday Night

Areas of frost before 10pm. Otherwise, partly cloudy, with a low around 29.

Friday

A slight chance of rain and snow before 1pm, then a slight chance of rain. Snow level 2200 feet rising to 2700 feet in the afternoon. Mostly sunny, with a high near 41.

Friday Night

A slight chance of rain and snow. Snow level 2500 feet. Partly cloudy, with a low around 30.

Saturday

A chance of rain and snow. Snow level 2400 feet rising to 3200 feet in the afternoon. Partly sunny, with a high near 41.

Saturday Night

A chance of rain and snow. Mostly cloudy, with a low around 32.

Sunday

A chance of rain and snow. Partly sunny, with a high near 42.