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

Arctic Front Brings Winter Weather and Colder Temperatures to the Eastern U.S.

A series of cold fronts will bring heavy lake effect snow to the northern Great Lakes. The fronts will merge over the Ohio Valley and bring colder temperatures east of the Mississippi River later today into the end of the week. Additionally, wintry weather will develop over the Ohio Valley, Appalachians, and Northeast as rain switches over to snow tonight into Thursday morning. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

42°F

6°C

Humidity 85%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 14 Jan 05:02 PM PST
Extended Forecast for

3 Miles W Cascade Locks OR

  • Tonight

    Tonight: Mostly clear, with a low around 38. Calm wind becoming north northeast 5 to 8 mph in the evening.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 49. Breezy, with a northeast wind 14 to 17 mph, with gusts as high as 32 mph.

    High: 49 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 39. Windy, with a northeast wind 20 to 22 mph, with gusts as high as 36 mph.

    Low: 39 °F

    Mostly Clear
    and Windy

  • Friday

    Friday: Sunny, with a high near 48. Windy, with an east northeast wind around 23 mph, with gusts as high as 41 mph.

    High: 48 °F

    Sunny and
    Windy

  • Friday Night

    Friday Night: Mostly clear, with a low around 37. Windy, with an east wind around 23 mph, with gusts as high as 39 mph.

    Low: 37 °F

    Mostly Clear
    and Windy

  • Saturday

    Saturday: Sunny, with a high near 48. Windy.

    High: 48 °F

    Sunny and
    Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 38. Calm wind becoming north northeast 5 to 8 mph in the evening.
Thursday
Sunny, with a high near 49. Breezy, with a northeast wind 14 to 17 mph, with gusts as high as 32 mph.
Thursday Night
Mostly clear, with a low around 39. Windy, with a northeast wind 20 to 22 mph, with gusts as high as 36 mph.
Friday
Sunny, with a high near 48. Windy, with an east northeast wind around 23 mph, with gusts as high as 41 mph.
Friday Night
Mostly clear, with a low around 37. Windy, with an east wind around 23 mph, with gusts as high as 39 mph.
Saturday
Sunny, with a high near 48. Windy.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 49.
Sunday Night
Mostly clear, with a low around 35.
M.L.King Day
Sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 49.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 37.
Wednesday
A chance of rain. Partly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Cascade Locks OR
 45.67°N 121.94°W (Elev. 509 ft)
Last Update:
4:41 pm PST Jan 14, 2026
Forecast Valid:
5pm PST Jan 14, 2026-6pm PST Jan 21, 2026
 
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