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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Overcast

48°F

9°C

Humidity 87%
Wind Speed SE 3 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 10 Oct 04:35 AM PDT
Extended Forecast for

3 Miles N Troutdale OR

  • Overnight

    Overnight: A 10 percent chance of rain after 5am. Mostly cloudy, with a low around 43. Light southwest wind.

    Low: 43 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A 30 percent chance of rain between 8am and noon. Partly sunny, with a high near 60. Light and variable wind.

    High: 60 °F

    Chance Rain
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 40. Light and variable wind.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 66. East northeast wind 3 to 5 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. East northeast wind 3 to 5 mph.

    Low: 39 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 10 percent chance of rain after 5am. Mostly cloudy, with a low around 43. Light southwest wind.
Saturday
A 30 percent chance of rain between 8am and noon. Partly sunny, with a high near 60. Light and variable wind.
Saturday Night
Mostly clear, with a low around 40. Light and variable wind.
Sunday
Sunny, with a high near 66. East northeast wind 3 to 5 mph.
Sunday Night
Mostly clear, with a low around 39. East northeast wind 3 to 5 mph.
Columbus Day
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Partly sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 50. Breezy.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Troutdale OR
 45.59°N 122.41°W (Elev. 98 ft)
Last Update:
4:41 am PDT Oct 10, 2026
Forecast Valid:
4am PDT Oct 10, 2026-6pm PDT Oct 16, 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