Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

NCSB (NCSW1)

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

NA

42°F

6°C

Humidity 68%
Wind Speed SE 5 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 09 Dec 01:06 PM PST
Extended Forecast for

13 Miles SW Twisp WA

  • This Afternoon

    This Afternoon: A 20 percent chance of snow.  Mostly cloudy, with a high near 26. Southwest wind 6 to 9 mph.

    High: 26 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Snow. The snow could be heavy at times.  Temperature rising to around 30 by 4am. Breezy, with a west wind 9 to 14 mph increasing to 15 to 20 mph after midnight.  Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

    Low: 20 °F

    Heavy Snow
    and Breezy

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times.  High near 31. Windy, with a west wind 28 to 30 mph, with gusts as high as 47 mph.  Chance of precipitation is 90%. New snow accumulation of 10 to 14 inches possible.

    High: 31 °F

    Heavy Snow
    and Windy

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times.  Low around 21. Windy, with a west wind around 30 mph, with gusts as high as 48 mph.  Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Low: 21 °F

    Heavy Snow
    and Windy

  • Thursday

    Thursday: Snow likely, mainly before 10am.  Mostly cloudy, with a high near 25. Windy, with a west wind 18 to 26 mph, with gusts as high as 44 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 25 °F

    Snow Likely
    and Windy

  • Thursday Night

    Thursday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 20. New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Chance Snow

  • Friday

    Friday: A 50 percent chance of snow.  Partly sunny, with a high near 27. New snow accumulation of less than a half inch possible.

    High: 27 °F

    Chance Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow, mainly before 10pm.  Mostly cloudy, with a low around 21. Breezy.

    Low: 21 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: A 30 percent chance of snow, mainly after 10am.  Partly sunny, with a high near 24.

    High: 24 °F

    Chance Snow

Detailed Forecast

This Afternoon
A 20 percent chance of snow. Mostly cloudy, with a high near 26. Southwest wind 6 to 9 mph.
Tonight
Snow. The snow could be heavy at times. Temperature rising to around 30 by 4am. Breezy, with a west wind 9 to 14 mph increasing to 15 to 20 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.
Wednesday
Snow. The snow could be heavy at times. High near 31. Windy, with a west wind 28 to 30 mph, with gusts as high as 47 mph. Chance of precipitation is 90%. New snow accumulation of 10 to 14 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 21. Windy, with a west wind around 30 mph, with gusts as high as 48 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Thursday
Snow likely, mainly before 10am. Mostly cloudy, with a high near 25. Windy, with a west wind 18 to 26 mph, with gusts as high as 44 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 20. New snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow. Partly sunny, with a high near 27. New snow accumulation of less than a half inch possible.
Friday Night
A 40 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 21. Breezy.
Saturday
A 30 percent chance of snow, mainly after 10am. Partly sunny, with a high near 24.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 21.
Sunday
Snow likely. Mostly cloudy, with a high near 24. Chance of precipitation is 60%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 19. Chance of precipitation is 60%.
Monday
Snow. The snow could be heavy at times. High near 22. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles SW Twisp WA
 48.25°N 120.35°W (Elev. 7969 ft)
1:26 pm PST Dec 9, 2025
1pm PST Dec 9, 2025-6pm PST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database