Threats of Heavy Rainfall, Severe Thunderstorms and Dangerous Heat

Several complexes of thunderstorms, some severe with heavy rainfall, will impact areas from the northern Plains, Great Lakes, Ohio Valley to the mid-Atlantic. This threat will shift toward the Carolinas on Friday. Heavy rainfall, remnants of Edouard, continues for portions of eastern Texas through today. In-between these systems, a dome of high pressure and heat for central and eastern states. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Overcast

59°F

15°C

Humidity 87%
Wind Speed E 6 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 03 Sep 10:15 AM PDT
Extended Forecast for

Troutdale OR

  • Today

    Today: Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm.  High near 65. South wind 5 to 8 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers
    Likely then
    Showers

  • Tonight

    Tonight: Showers likely, mainly before midnight.  Mostly cloudy, with a low around 49. Calm wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Patchy fog before 7am.  Otherwise, mostly cloudy, with a high near 69. Calm wind.

    High: 69 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 49. Light and variable wind.

    Low: 49 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers before 11am.  Partly sunny, with a high near 73. Calm wind.

    High: 73 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 11pm.  Partly cloudy, with a low around 51.

    Low: 51 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 11am.  Partly sunny, with a high near 75.

    High: 75 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of rain.  Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance Rain

  • Labor Day

    Labor Day: Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny

Detailed Forecast

Today
Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 65. South wind 5 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely, mainly before midnight. Mostly cloudy, with a low around 49. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 69. Calm wind.
Friday Night
Mostly cloudy, with a low around 49. Light and variable wind.
Saturday
A 20 percent chance of showers before 11am. Partly sunny, with a high near 73. Calm wind.
Saturday Night
A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 51.
Sunday
A 20 percent chance of showers after 11am. Partly sunny, with a high near 75.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 54.
Labor Day
Partly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Partly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Troutdale OR
 45.54°N 122.4°W (Elev. 102 ft)
9:41 am PDT Sep 3, 2026
10am PDT Sep 3, 2026-6pm PDT Sep 9, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database