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

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

39°F

4°C

Humidity 90%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 16 Apr 05:07 AM PDT
Extended Forecast for

8 Miles NNE Cascade Locks OR

  • Overnight

    Overnight: A slight chance of rain and snow showers. Snow level 1400 feet. Mostly cloudy, with a low around 33. West wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Rain/Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 47. Breezy, with a west wind 13 to 18 mph, with gusts as high as 32 mph.

    High: 47 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Widespread frost, mainly after 4am. Otherwise, partly cloudy, with a low around 33. Breezy, with a west wind 7 to 15 mph, with gusts as high as 28 mph.

    Low: 33 °F

    Partly Cloudy
    and Breezy
    then Frost

  • Friday

    Friday: Areas of frost between 8am and 9am. Otherwise, mostly sunny, with a high near 55. West wind around 7 mph becoming south southwest in the afternoon.

    High: 55 °F

    Areas Frost
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40. South southeast wind around 6 mph becoming east northeast in the evening.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers. Mostly cloudy, with a high near 62.

    High: 62 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of rain. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance Rain

Detailed Forecast

Overnight
A slight chance of rain and snow showers. Snow level 1400 feet. Mostly cloudy, with a low around 33. West wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 47. Breezy, with a west wind 13 to 18 mph, with gusts as high as 32 mph.
Thursday Night
Widespread frost, mainly after 4am. Otherwise, partly cloudy, with a low around 33. Breezy, with a west wind 7 to 15 mph, with gusts as high as 28 mph.
Friday
Areas of frost between 8am and 9am. Otherwise, mostly sunny, with a high near 55. West wind around 7 mph becoming south southwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 40. South southeast wind around 6 mph becoming east northeast in the evening.
Saturday
Partly sunny, with a high near 61.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 46.
Sunday
A chance of showers. Mostly cloudy, with a high near 62.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 48.
Monday
A chance of rain. Partly sunny, with a high near 64.
Monday Night
A chance of rain. Mostly cloudy, with a low around 46.
Tuesday
A chance of rain. Partly sunny, with a high near 55.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 45.
Wednesday
A chance of rain. Mostly cloudy, with a high near 51. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNE Cascade Locks OR
 45.78°N 121.78°W (Elev. 1398 ft)
Last Update:
4:41 am PDT Apr 16, 2026
Forecast Valid:
5am PDT Apr 16, 2026-6pm PDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation