National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

Lat: 45.59578°NLon: 122.60917°WElev: 20.0ft.

Clear

66°F

19°C

Humidity 42%
Wind Speed NNW 5 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 43°F (6°C)
Visibility 8.00 mi
Last update 17 Oct 04:15 PM PDT
Extended Forecast for

3 Miles NNW Milwaukie OR

  • Tonight

    Tonight: Partly cloudy, with a low around 44. North northwest wind around 5 mph becoming calm after midnight.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, then becoming cloudy during the afternoon, with a high near 66. Calm wind becoming north around 5 mph.

    High: 66 °F

    Becoming
    Cloudy

  • Sunday Night

    Sunday Night: Cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 62. Calm wind.

    High: 62 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Patchy fog between 3am and 4am. Otherwise, partly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 44. North northwest wind around 5 mph becoming calm after midnight.
Sunday
Mostly sunny, then becoming cloudy during the afternoon, with a high near 66. Calm wind becoming north around 5 mph.
Sunday Night
Cloudy, with a low around 46. Calm wind.
Monday
Mostly cloudy, with a high near 62. Calm wind.
Monday Night
Patchy fog between 3am and 4am. Otherwise, partly cloudy, with a low around 44. Calm wind.
Tuesday
Mostly sunny, with a high near 68.
Tuesday Night
Clear, with a low around 44.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 45.
Friday
A slight chance of rain. Partly sunny, with a high near 61.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
A slight chance of rain. Partly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Milwaukie OR
 45.49°N 122.63°W (Elev. 200 ft)
Last Update:
3:41 pm PDT Oct 17, 2026
Forecast Valid:
4pm PDT Oct 17, 2026-6pm PDT Oct 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation