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

Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Current conditions at

NCSB (NCSW1)

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

NA

29°F

-2°C

Humidity 100%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 26 Dec 08:06 AM PST
Extended Forecast for

20 Miles NNE Mazama WA

  • Today

    Today: Snow, mainly before 4pm. Temperature rising to near 20 by 11am, then falling to around 12 during the remainder of the day. Wind chill values as low as -2. Southwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.

    High: 20 °F⇓

    Snow

  • Tonight

    Tonight: Snow, mainly before 10pm. Low around -2. Wind chill values as low as -22. North wind 11 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: -2 °F

    Snow then
    Chance Snow

  • Saturday

    Saturday: Sunny and cold, with a high near 6. Wind chill values as low as -23. Northwest wind 10 to 15 mph, with gusts as high as 28 mph.

    High: 6 °F

    Cold

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 0. Wind chill values as low as -12. Northwest wind around 6 mph.

    Low: 0 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 18. West wind around 6 mph.

    High: 18 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 10.

    Low: 10 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 24.

    High: 24 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 27.

    High: 27 °F

    Mostly Cloudy

Detailed Forecast

Today
Snow, mainly before 4pm. Temperature rising to near 20 by 11am, then falling to around 12 during the remainder of the day. Wind chill values as low as -2. Southwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow, mainly before 10pm. Low around -2. Wind chill values as low as -22. North wind 11 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Saturday
Sunny and cold, with a high near 6. Wind chill values as low as -23. Northwest wind 10 to 15 mph, with gusts as high as 28 mph.
Saturday Night
Increasing clouds, with a low around 0. Wind chill values as low as -12. Northwest wind around 6 mph.
Sunday
Partly sunny, with a high near 18. West wind around 6 mph.
Sunday Night
Mostly cloudy, with a low around 10.
Monday
Mostly cloudy, with a high near 24.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
Mostly cloudy, with a high near 27.
Tuesday Night
A 20 percent chance of snow after 10pm. Mostly cloudy, with a low around 21.
Wednesday
A 40 percent chance of snow. Mostly cloudy, with a high near 26.
Wednesday Night
A 50 percent chance of snow. Cloudy, with a low around 18.
New Year's Day
Snow likely. Mostly cloudy, with a high near 22. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles NNE Mazama WA
 48.89°N 120.3°W (Elev. 6841 ft)
Last Update:
5:48 am PST Dec 26, 2025
Forecast Valid:
9am PST Dec 26, 2025-6pm PST Jan 1, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation