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

Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

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

NA

23°F

-5°C

Humidity 96%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Last update 31 Dec 08:01 PM PST
Extended Forecast for

21 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

  • Tonight

    Low: 25 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Mostly cloudy, with a high near 31. Southeast wind 5 to 8 mph becoming southwest in the afternoon.

    High: 31 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Snow likely, mainly after 10pm. Mostly cloudy, with a low around 26. Southwest wind around 6 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 26 °F

    Snow Likely

  • Friday

    Friday: Snow. High near 30. Southwest wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 30 °F

    Snow

  • Friday Night

    Friday Night: Snow. Low around 28. Southwest wind around 11 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 28 °F

    Snow

  • Saturday

    Saturday: Snow. High near 30. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 30 °F

    Snow

  • Saturday Night

    Saturday Night: Snow. Low around 26. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Snow

  • Sunday

    Sunday: Snow. High near 28. Chance of precipitation is 90%.

    High: 28 °F

    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 25. Southeast wind around 9 mph.
New Year's Day
Mostly cloudy, with a high near 31. Southeast wind 5 to 8 mph becoming southwest in the afternoon.
Thursday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 26. Southwest wind around 6 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow. High near 30. Southwest wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow. Low around 28. Southwest wind around 11 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Saturday
Snow. High near 30. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Snow. Low around 26. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow. High near 28. Chance of precipitation is 90%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 22. Chance of precipitation is 70%.
Monday
Snow likely. Mostly cloudy, with a high near 27. Chance of precipitation is 60%.
Monday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 19.
Tuesday
Snow likely. Mostly cloudy, with a high near 26. Chance of precipitation is 60%.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 20. Chance of precipitation is 70%.
Wednesday
Snow likely. Mostly cloudy, with a high near 26. Chance of precipitation is 70%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
21 Miles NW Mazama WA
 48.83°N 120.74°W (Elev. 6033 ft)
Last Update:
8:07 pm PST Dec 31, 2025
Forecast Valid:
8pm PST Dec 31, 2025-6pm PST Jan 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation