Severe Weather and Heavy Rain from the Ohio Valley to the Mid-Atlantic; Heat Persists in the South-Central U.S.

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected across portions of the Ohio Valley into southern Mid-Atlantic and Carolinas. Rounds of strong thunderstorms are expected to develop across the northern and central Plains. Sweltering heat remains most persistent across the South-Central Plains and Lower/Middle Mississippi Valley through next week. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

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

Overcast

61°F

16°C

Humidity 77%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 06 Sep 04:15 AM PDT
Extended Forecast for

Milwaukie OR

  • Overnight

    Overnight: A 30 percent chance of showers, mainly after 5am.  Mostly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely before 3pm, then a chance of showers after 4pm.  Patchy fog between 7am and 10am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 69. Calm wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Showers
    Likely and
    Patchy Fog
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 10pm.  Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Labor Day

    Labor Day: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 70. Calm wind.

    High: 70 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog between 1am and 2am.  Otherwise, mostly clear, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly after 5am. Mostly cloudy, with a low around 55. Calm wind.
Sunday
Showers likely before 3pm, then a chance of showers after 4pm. Patchy fog between 7am and 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 69. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 20 percent chance of showers before 10pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 54. Calm wind.
Labor Day
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 70. Calm wind.
Monday Night
Patchy fog between 1am and 2am. Otherwise, mostly clear, with a low around 54. Calm wind.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 58.
Friday
Mostly sunny, with a high near 75.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 57.
Saturday
A slight chance of rain. Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Milwaukie OR
 45.44°N 122.65°W (Elev. 197 ft)
3:41 am PDT Sep 6, 2026
4am PDT Sep 6, 2026-6pm PDT Sep 12, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database