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

STEHEKIN-AIRSTRIP (STRW1)

Lat: 48.34694°NLon: 120.72028°WElev: 1230.0ft.

NA

30°F

-1°C

Humidity 80%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 21 Jan 02:01 AM PST
Extended Forecast for

3 Miles WSW Mazama WA

  • Overnight

    Overnight: Partly cloudy, with a low around 21. Light east wind.

    Low: 21 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Increasing clouds, with a high near 33. Light southeast wind.

    High: 33 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 22. Light and variable wind.

    Low: 22 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 32. Light and variable wind.

    High: 32 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 17. Calm wind becoming north around 5 mph after midnight.

    Low: 17 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 34.

    High: 34 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 21. Light east wind.
Wednesday
Increasing clouds, with a high near 33. Light southeast wind.
Wednesday Night
Mostly cloudy, with a low around 22. Light and variable wind.
Thursday
Mostly sunny, with a high near 32. Light and variable wind.
Thursday Night
Mostly clear, with a low around 17. Calm wind becoming north around 5 mph after midnight.
Friday
Sunny, with a high near 31.
Friday Night
Mostly clear, with a low around 18.
Saturday
Sunny, with a high near 34.
Saturday Night
Mostly clear, with a low around 18.
Sunday
Mostly sunny, with a high near 33.
Sunday Night
A 20 percent chance of snow. Partly cloudy, with a low around 22.
Monday
A chance of rain and snow. Partly sunny, with a high near 34. Chance of precipitation is 30%.
Monday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 20%.
Tuesday
A slight chance of rain and snow. Partly sunny, with a high near 36. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Mazama WA
 48.61°N 120.51°W (Elev. 3356 ft)
2:57 am PST Jan 21, 2026
3am PST Jan 21, 2026-6pm PST Jan 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database