Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

SAWMILL FLATS (MEFW1)

Lat: 46.9675°NLon: 121.08444°WElev: 3000.0ft.

NA

21°F

-6°C

Humidity 96%
Wind Speed SSE 1 MPH
Barometer NA
Dewpoint 20°F (-7°C)
Visibility NA
Last update 21 Jan 04:25 AM PST
Extended Forecast for

Chinook Pass WA

  • Today

    Today: Sunny, with a high near 40. East wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 40 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 25. Northeast wind around 7 mph.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 35. Southeast wind around 6 mph becoming west in the afternoon.

    High: 35 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19. South wind around 8 mph.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 29. Southeast wind around 10 mph, with gusts as high as 23 mph.

    High: 29 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 35.

    High: 35 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 40. East wind 6 to 10 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 25. Northeast wind around 7 mph.
Thursday
Partly sunny, with a high near 35. Southeast wind around 6 mph becoming west in the afternoon.
Thursday Night
Partly cloudy, with a low around 19. South wind around 8 mph.
Friday
Sunny, with a high near 29. Southeast wind around 10 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 19.
Saturday
Sunny, with a high near 35.
Saturday Night
Mostly clear, with a low around 22.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
A slight chance of snow. Partly cloudy, with a low around 24.
Monday
A chance of snow. Partly sunny, with a high near 34.
Monday Night
A chance of snow. Mostly cloudy, with a low around 26.
Tuesday
A slight chance of snow. Partly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.88°N 121.5°W (Elev. 4823 ft)
4:21 am PST Jan 21, 2026
5am PST Jan 21, 2026-6pm PST Jan 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database