Severe Thunderstorms in the Ohio Valley and Mid-Atlantic; Heat Continuing in the Central U.S.

Widespread strong to severe thunderstorms are expected from the Upper Ohio Valley into the Mid-Atlantic through Friday, with damaging winds as the primary threat. Dangerous heat will continue from the South-Central U.S. to the Midwest, Ohio/Tennessee valleys, and Mid-Atlantic. Widespread Major to Extreme Heat Risk is forecast into the weekend and will confine to the South-Central U.S. by Labor Day 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 SE 1 MPH
Barometer NA
Dewpoint 56°F (13°C)
Visibility NA
Last update 03 Sep 07:16 PM PDT
Extended Forecast for

5 Miles ENE Cascade Locks OR

  • Tonight

    Tonight: A slight chance of showers before 11pm, then a slight chance of showers after 4am.  Mostly cloudy, with a low around 48. Light and variable wind.  Chance of precipitation is 20%.

    Low: 48 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 11am.  Partly sunny, with a high near 68. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 68 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers after 11pm.  Mostly cloudy, with a low around 49. Light west wind.

    Low: 49 °F

    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers.  Partly sunny, with a high near 71. Calm wind becoming east 5 to 8 mph in the afternoon.  New precipitation amounts of less than a tenth of an inch possible.

    High: 71 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 11pm.  Mostly cloudy, with a low around 52. Light and variable wind.

    Low: 52 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers after 11am.  Mostly cloudy, with a high near 73.

    High: 73 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 53. Breezy.

    Low: 53 °F

    Chance Rain
    and Breezy

  • Labor Day

    Labor Day: A chance of rain, mainly before 11am.  Mostly sunny, with a high near 70. Breezy.

    High: 70 °F

    Chance Rain
    and Breezy

  • Monday Night

    Monday Night: A slight chance of rain.  Partly cloudy, with a low around 53. Breezy.

    Low: 53 °F

    Slight Chance
    Rain and
    Breezy

Detailed Forecast

Tonight
A slight chance of showers before 11pm, then a slight chance of showers after 4am. Mostly cloudy, with a low around 48. Light and variable wind. Chance of precipitation is 20%.
Friday
A 40 percent chance of showers and thunderstorms after 11am. Partly sunny, with a high near 68. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Friday Night
A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 49. Light west wind.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 71. Calm wind becoming east 5 to 8 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 52. Light and variable wind.
Sunday
A 30 percent chance of showers after 11am. Mostly cloudy, with a high near 73.
Sunday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 53. Breezy.
Labor Day
A chance of rain, mainly before 11am. Mostly sunny, with a high near 70. Breezy.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 53. Breezy.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Cascade Locks OR
 45.72°N 121.76°W (Elev. 810 ft)
6:41 pm PDT Sep 3, 2026
7pm PDT Sep 3, 2026-6pm PDT Sep 10, 2026
 
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Additional Resources

Radar & Satellite Image

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National Digital Forecast Database