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

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. 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 91%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 01 Jan 11:01 AM PST
Extended Forecast for

12 Miles WNW 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

  • New Year's Day

    High: 29 °F

    Chance Snow

  • Tonight

    Tonight: Snow, mainly after 7pm. Temperature rising to around 28 by 3am. Southeast wind around 7 mph becoming west after midnight. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 25 °F⇑

    Snow

  • Friday

    Friday: Snow. High near 30. West wind around 8 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 30 °F

    Snow

  • Friday Night

    Friday Night: Snow. Low around 26. Southwest wind 10 to 13 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Snow

  • Saturday

    Saturday: Snow. High near 29. South wind 10 to 13 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 29 °F

    Snow

  • Saturday Night

    Saturday Night: Snow. Low around 25. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 25 °F

    Snow

  • Sunday

    Sunday: Snow. High near 26. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 26 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely. Mostly cloudy, with a low around 22. Chance of precipitation is 70%.

    Low: 22 °F

    Snow Likely

Detailed Forecast

New Year's Day
A 30 percent chance of snow, mainly after 4pm. Mostly cloudy, with a high near 29. South wind around 6 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow, mainly after 7pm. Temperature rising to around 28 by 3am. Southeast wind around 7 mph becoming west after midnight. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow. High near 30. West wind around 8 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow. Low around 26. Southwest wind 10 to 13 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday
Snow. High near 29. South wind 10 to 13 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Snow. Low around 25. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow. High near 26. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Snow likely. Mostly cloudy, with a low around 22. Chance of precipitation is 70%.
Monday
Snow likely, mainly before 10am. Mostly cloudy, with a high near 25. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 19.
Tuesday
A 50 percent chance of snow. Mostly cloudy, with a high near 25.
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 24. Chance of precipitation is 70%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles WNW Mazama WA
 48.69°N 120.67°W (Elev. 6348 ft)
Last Update:
9:03 am PST Jan 1, 2026
Forecast Valid:
11am PST Jan 1, 2026-6pm PST Jan 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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