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

Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

NCSB (NCSW1)

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

NA

28°F

-2°C

Humidity 36%
Wind Speed WNW 4 MPH
Barometer NA
Dewpoint 4°F (-16°C)
Visibility NA
Wind Chill23°F (-5°C)
Last update 27 Dec 11:06 AM PST
Extended Forecast for

13 Miles NNE Mazama WA

  • Today

    Today: Sunny, with a high near 15. Wind chill values as low as -9. Northwest wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 15 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a temperature rising to around 10 by 10pm. Wind chill values as low as -9. Northwest wind 5 to 8 mph.

    Low: 6 °F⇑

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 27. Light west wind.

    High: 27 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 14. Light west wind.

    Low: 14 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 32. Calm wind.

    High: 32 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 32.

    High: 32 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 10 percent chance of rain after 4pm. Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 15. Wind chill values as low as -9. Northwest wind 10 to 13 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, with a temperature rising to around 10 by 10pm. Wind chill values as low as -9. Northwest wind 5 to 8 mph.
Sunday
Mostly sunny, with a high near 27. Light west wind.
Sunday Night
Mostly cloudy, with a low around 14. Light west wind.
Monday
Partly sunny, with a high near 32. Calm wind.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Mostly cloudy, with a high near 32.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
A 10 percent chance of rain after 4pm. Mostly cloudy, with a high near 34.
Wednesday Night
A slight chance of rain and snow before 7pm, then a slight chance of snow. Mostly cloudy, with a low around 23. Chance of precipitation is 20%.
New Year's Day
A 40 percent chance of snow. Mostly cloudy, with a high near 31.
Thursday Night
Snow likely. Mostly cloudy, with a low around 20. Chance of precipitation is 60%.
Friday
Snow likely. Mostly cloudy, with a high near 27. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNE Mazama WA
 48.78°N 120.31°W (Elev. 4570 ft)
Last Update:
8:57 am PST Dec 27, 2025
Forecast Valid:
11am PST Dec 27, 2025-6pm PST Jan 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation