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

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 >

Hazardous Weather Conditions

Current conditions at

NCSB (NCSW1)

Lat: 48.42528°NLon: 120.14194°WElev: 1697.0ft.

NA

22°F

-6°C

Humidity 74%
Wind Speed NW 3 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Last update 30 Dec 11:06 AM PST
Extended Forecast for

3 Miles NNE 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: 28 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. Calm wind becoming west around 5 mph in the evening.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 32. Light southwest wind.

    High: 32 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 20. Northwest wind 3 to 5 mph.

    Low: 20 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Mostly cloudy, with a high near 28. Calm wind.

    High: 28 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 22. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly after 10am. Mostly cloudy, with a high near 27. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 27 °F

    Snow Likely

  • Friday Night

    Friday Night: Snow likely. Mostly cloudy, with a low around 24. Chance of precipitation is 70%.

    Low: 24 °F

    Snow Likely

Detailed Forecast

Today
Partly sunny, with a high near 28. Light and variable wind.
Tonight
Mostly cloudy, with a low around 23. Calm wind becoming west around 5 mph in the evening.
Wednesday
Mostly sunny, with a high near 32. Light southwest wind.
Wednesday Night
Partly cloudy, with a low around 20. Northwest wind 3 to 5 mph.
New Year's Day
Mostly cloudy, with a high near 28. Calm wind.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 22. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly after 10am. Mostly cloudy, with a high near 27. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Friday Night
Snow likely. Mostly cloudy, with a low around 24. Chance of precipitation is 70%.
Saturday
Snow likely. Mostly cloudy, with a high near 27. Chance of precipitation is 70%.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 20.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 25.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 19.
Monday
A 40 percent chance of snow. Mostly cloudy, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Mazama WA
 48.64°N 120.4°W (Elev. 5801 ft)
Last Update:
3:31 am PST Dec 30, 2025
Forecast Valid:
11am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation