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

Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

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

NA

29°F

-2°C

Humidity 89%
Wind Speed NNW 2 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 30 Dec 04:01 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

  • Overnight

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 30. Calm wind.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: 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.

    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%.

    High: 32 °F

    Snow Likely
    then
    Rain/Snow
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 21. Calm wind.
Tuesday
Partly sunny, with a high near 30. Calm wind.
Tuesday Night
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.
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%.
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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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Mazama WA
 48.67°N 120.53°W (Elev. 4032 ft)
Last Update:
3:31 am PST Dec 30, 2025
Forecast Valid:
4am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation