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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

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

Clear

81°F

27°C

Humidity 39%
Wind Speed WNW 10 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 03 Oct 04:15 PM PDT
Extended Forecast for

Portland OR

  • Tonight

    Tonight: Mostly clear, with a low around 55. Light north northwest wind.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82. Calm wind.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77. Light north wind.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. North northwest wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 75.

    High: 75 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 53.

    Low: 53 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 55. Light north northwest wind.
Sunday
Sunny, with a high near 82. Calm wind.
Sunday Night
Partly cloudy, with a low around 57. Calm wind.
Monday
Mostly sunny, with a high near 77. Light north wind.
Monday Night
Mostly clear, with a low around 55. North northwest wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 75.
Tuesday Night
Clear, with a low around 53.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Clear, with a low around 54.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 55.
Friday
Mostly sunny, with a high near 70.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 51.
Saturday
A slight chance of rain. Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland OR
 45.53°N 122.67°W (Elev. 200 ft)
Last Update:
3:41 pm PDT Oct 3, 2026
Forecast Valid:
4pm PDT Oct 3, 2026-6pm PDT Oct 10, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation