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

70°F

21°C

Humidity 57%
Wind Speed SSW 5 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 19 Jul 11:50 AM PDT
Extended Forecast for

4 Miles WSW Cascade Locks OR

Heat Advisory July 21, 10:00am until July 22, 11:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: Sunny, with a high near 86. West southwest wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. West southwest wind 5 to 8 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 90. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 90 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 68. West wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 11pm. Partly cloudy, with a low around 67.

    Low: 67 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 86. West southwest wind 8 to 11 mph, with gusts as high as 18 mph.
Tonight
Mostly cloudy, with a low around 62. West southwest wind 5 to 8 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 90. Calm wind becoming northeast around 6 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 68. West wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 94. Calm wind becoming west 5 to 8 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 70.
Wednesday
Mostly sunny, with a high near 92.
Wednesday Night
A slight chance of rain after 11pm. Partly cloudy, with a low around 67.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 63.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Cascade Locks OR
 45.65°N 121.93°W (Elev. 200 ft)
Last Update:
11:40 am PDT Jul 19, 2026
Forecast Valid:
12pm PDT Jul 19, 2026-6pm PDT Jul 25, 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