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

Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Hazardous Weather Conditions

Current conditions at

NCSB (NCSW1)

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

NA

23°F

-5°C

Humidity 71%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Last update 29 Dec 04:06 PM PST
Extended Forecast for

20 Miles N 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

  • This Afternoon

    High: 26 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 21. West wind 7 to 10 mph becoming south after midnight.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 32. South wind 8 to 10 mph.

    High: 32 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23. West wind around 10 mph.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 30. Southwest wind 6 to 10 mph.

    High: 30 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A 10 percent chance of snow after 4pm. Mostly cloudy, with a high near 25.

    High: 25 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly after 4am. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.

    Low: 18 °F

    Snow Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 26. West wind around 6 mph.
Tonight
Partly cloudy, with a low around 21. West wind 7 to 10 mph becoming south after midnight.
Tuesday
Partly sunny, with a high near 32. South wind 8 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 23. West wind around 10 mph.
Wednesday
Mostly sunny, with a high near 30. Southwest wind 6 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 21.
New Year's Day
A 10 percent chance of snow after 4pm. Mostly cloudy, with a high near 25.
Thursday Night
Snow likely, mainly after 4am. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.
Friday
Snow. High near 23. Chance of precipitation is 80%.
Friday Night
Snow likely. Mostly cloudy, with a low around 19. Chance of precipitation is 70%.
Saturday
Snow likely. Mostly cloudy, with a high near 22. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 16.
Sunday
A 50 percent chance of snow. Mostly cloudy, with a high near 20.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 16.
Monday
Snow likely. Mostly cloudy, with a high near 22. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
20 Miles N Mazama WA
 48.9°N 120.37°W (Elev. 7178 ft)
Last Update:
3:13 pm PST Dec 29, 2025
Forecast Valid:
5pm PST Dec 29, 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