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.

Rain

55°F

13°C

Humidity 71%
Wind Speed WSW 3 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 16 May 02:53 PM PDT
Extended Forecast for

3 Miles WSW Gresham OR

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 56. West northwest wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    High: 56 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly cloudy, with a low around 42. West northwest wind 5 to 13 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    Low: 42 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 64. Southwest wind 6 to 9 mph becoming northwest in the afternoon.

    High: 64 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 46. North northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 46 °F

    Increasing
    Clouds

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 69. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 69 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Mostly clear, with a low around 46. Breezy.

    Low: 46 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 56. West northwest wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Tonight
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly cloudy, with a low around 42. West northwest wind 5 to 13 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 64. Southwest wind 6 to 9 mph becoming northwest in the afternoon.
Sunday Night
Increasing clouds, with a low around 46. North northwest wind 5 to 9 mph becoming calm in the evening.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 69. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 46. Breezy.
Tuesday
Partly sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 50. Breezy.
Friday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Gresham OR
 45.49°N 122.5°W (Elev. 587 ft)
Last Update:
2:42 pm PDT May 16, 2026
Forecast Valid:
3pm PDT May 16, 2026-6pm PDT May 22, 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