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

Hazardous Weather Conditions

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

77°F

25°C

Humidity 33%
Wind Speed ENE 1 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Heat Index78°F (26°C)
Last update 16 Jul 12:18 AM PDT
Extended Forecast for

Cascade Locks OR

Heat Advisory July 16, 12:32am until July 16, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 16, 12:32am until July 16, 10:00pm

    NOW until 10:00pm Wed

    Heat Advisory

  • Overnight

    Low: 66 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93. East northeast wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Widespread haze before 8pm. Mostly clear, with a low around 63. North northwest wind 5 to 7 mph becoming west southwest after midnight.

    Low: 63 °F

    Haze then
    Clear

  • Thursday

    Thursday: Sunny, with a high near 87. Light west southwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. West wind 5 to 11 mph, with gusts as high as 23 mph.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 79. Breezy.

    High: 79 °F

    Mostly Sunny
    then Sunny
    and Breezy

Detailed Forecast

Overnight
Clear, with a low around 66. Northeast wind around 9 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 93. East northeast wind 8 to 11 mph, with gusts as high as 22 mph.
Wednesday Night
Widespread haze before 8pm. Mostly clear, with a low around 63. North northwest wind 5 to 7 mph becoming west southwest after midnight.
Thursday
Sunny, with a high near 87. Light west southwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
Mostly clear, with a low around 62. West wind 5 to 11 mph, with gusts as high as 23 mph.
Friday
Sunny, with a high near 86.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 79. Breezy.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cascade Locks OR
 45.7°N 121.88°W (Elev. 449 ft)
Last Update:
11:41 pm PDT Jul 15, 2025
Forecast Valid:
12am PDT Jul 16, 2025-6pm PDT Jul 22, 2025
 
Forecast Discussion
 
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Additional Resources

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