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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. 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 93%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 03 Oct 02:48 AM PDT
Extended Forecast for

5 Miles NNE Cascade Locks OR

  • Tonight

    Tonight: Mostly clear, with a low around 56. Northeast wind around 9 mph.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81. Northeast wind 5 to 9 mph becoming east southeast in the afternoon.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55. Light and variable wind becoming west 5 to 7 mph in the evening.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 78. West wind 8 to 14 mph, with gusts as high as 20 mph.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52. West wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 56. Northeast wind around 9 mph.
Sunday
Sunny, with a high near 81. Northeast wind 5 to 9 mph becoming east southeast in the afternoon.
Sunday Night
Partly cloudy, with a low around 55. Light and variable wind becoming west 5 to 7 mph in the evening.
Monday
Sunny, with a high near 78. West wind 8 to 14 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 52. West wind 7 to 11 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 54.
Friday
Mostly sunny, with a high near 69. Breezy.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 48. Breezy.
Saturday
A slight chance of rain. Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Cascade Locks OR
 45.73°N 121.83°W (Elev. 1010 ft)
Last Update:
6:41 pm PDT Oct 3, 2026
Forecast Valid:
7pm PDT Oct 3, 2026-6pm PDT Oct 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation