Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

Lat: 45.66931°NLon: 121.88484°WElev: 194.0ft.

NA

56°F

13°C

Humidity 99%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 55°F (13°C)
Visibility NA
Last update 04 Sep 11:45 PM PDT
Extended Forecast for

7 Miles S Cascade Locks OR

  • Overnight

    Overnight: Mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 65. Calm wind.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A 10 percent chance of showers after 5am.  Mostly cloudy, with a low around 49. Calm wind.

    Low: 49 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 66. Calm wind.  Chance of precipitation is 40%.

    High: 66 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers, mainly before 11pm.  Mostly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Chance
    Showers

  • Labor Day

    Labor Day: A 20 percent chance of showers before 11am.  Mostly sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 48. Calm wind.
Saturday
A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 65. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 49. Calm wind.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 66. Calm wind. Chance of precipitation is 40%.
Sunday Night
A 40 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 50. Calm wind.
Labor Day
A 20 percent chance of showers before 11am. Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Partly cloudy, with a low around 55.
Friday
A slight chance of rain. Partly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles S Cascade Locks OR
 45.58°N 121.85°W (Elev. 2018 ft)
11:41 pm PDT Sep 4, 2026
12am PDT Sep 5, 2026-6pm PDT Sep 11, 2026
 
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Additional Resources

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Hourly Weather Forecast

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