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

22°F

-6°C

Humidity 75%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Last update 29 Dec 05:06 PM PST
Extended Forecast for

9 Miles SE Twisp 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: 19 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 17. Southwest wind around 6 mph becoming north in the evening.

    Low: 17 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 27. Southeast wind around 6 mph becoming calm in the morning.

    High: 27 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 20. Northwest wind 6 to 8 mph.

    Low: 20 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 28. Northwest wind around 6 mph becoming calm in the afternoon.

    High: 28 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • New Year's Day

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

    High: 28 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 10pm. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Slight Chance
    Snow

Detailed Forecast

This Afternoon
Mostly cloudy, with a steady temperature around 19. Light northwest wind.
Tonight
Mostly cloudy, with a low around 17. Southwest wind around 6 mph becoming north in the evening.
Tuesday
Partly sunny, with a high near 27. Southeast wind around 6 mph becoming calm in the morning.
Tuesday Night
Partly cloudy, with a low around 20. Northwest wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 28. Northwest wind around 6 mph becoming calm in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 20.
New Year's Day
Mostly cloudy, with a high near 28.
Thursday Night
A 20 percent chance of snow after 10pm. Mostly cloudy, with a low around 21.
Friday
A 50 percent chance of snow, mainly after 10am. Mostly cloudy, with a high near 27.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 25.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 28.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 21.
Sunday
A 30 percent chance of snow. Mostly cloudy, with a high near 27.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 23.
Monday
A 40 percent chance of snow. Mostly cloudy, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SE Twisp WA
 48.25°N 120°W (Elev. 4911 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

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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