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

Portland, Portland-Troutdale Airport (KTTD)

Lat: 45.55111°NLon: 122.40889°WElev: 36.0ft.

Partly Cloudy

74°F

23°C

Humidity 41%
Wind Speed W 4 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 27 Aug 12:53 PM PDT
Extended Forecast for

Gresham OR

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 76. West wind 6 to 8 mph.

    High: 76 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 56. Northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 56 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy through mid morning, then gradual clearing, with a high near 77. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 77 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 55. Northwest wind 5 to 9 mph, with gusts as high as 18 mph.

    Low: 55 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 20 percent chance of showers after 11am. Partly sunny, with a high near 72. West wind 3 to 6 mph.

    High: 72 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 74.

    High: 74 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 76. West wind 6 to 8 mph.
Tonight
Increasing clouds, with a low around 56. Northwest wind 5 to 7 mph becoming calm after midnight.
Friday
Mostly cloudy through mid morning, then gradual clearing, with a high near 77. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 55. Northwest wind 5 to 9 mph, with gusts as high as 18 mph.
Saturday
A 20 percent chance of showers after 11am. Partly sunny, with a high near 72. West wind 3 to 6 mph.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 79.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
A slight chance of rain. Partly sunny, with a high near 74.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 54.
Wednesday
A chance of rain. Mostly cloudy, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gresham OR
 45.49°N 122.44°W (Elev. 397 ft)
Last Update:
12:41 pm PDT Aug 27, 2026
Forecast Valid:
1pm PDT Aug 27, 2026-6pm PDT Sep 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation