Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

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

NA

30°F

-1°C

Humidity 82%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 30 Dec 09:01 AM PST
Extended Forecast for

6 Miles NW Mazama WA

Air Stagnation Advisory until January 1, 12:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory until January 1, 12:00pm

    NOW until 12:00pm Thu

    Air Stagnation Advisory

  • Today

    High: 30 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 34. Calm wind.

    High: 34 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 33. Calm wind.

    High: 33 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 25. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance Snow

  • Friday

    Friday: Snow likely before 1pm, then rain and snow likely.  Mostly cloudy, with a high near 32. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 32 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Rain and snow, becoming all snow after 1am.  Low around 28. Chance of precipitation is 80%.

    Low: 28 °F

    Rain/Snow

Detailed Forecast

Today
Partly sunny, with a high near 30. Calm wind.
Tonight
Partly cloudy, with a low around 23. Calm wind.
Wednesday
Mostly sunny, with a high near 34. Calm wind.
Wednesday Night
Partly cloudy, with a low around 23. Calm wind.
New Year's Day
Partly sunny, with a high near 33. Calm wind.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 25. New snow accumulation of less than a half inch possible.
Friday
Snow likely before 1pm, then rain and snow likely. Mostly cloudy, with a high near 32. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Friday Night
Rain and snow, becoming all snow after 1am. Low around 28. Chance of precipitation is 80%.
Saturday
Snow likely. Mostly cloudy, with a high near 32. Chance of precipitation is 70%.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 23.
Sunday
A 50 percent chance of snow. Mostly cloudy, with a high near 30.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 23.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 31.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Mazama WA
 48.67°N 120.53°W (Elev. 4032 ft)
3:31 am PST Dec 30, 2025
9am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
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Additional Resources

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