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

20°F

-7°C

Humidity 55%
Wind Speed N 2 MPH
Barometer NA
Dewpoint 6°F (-14°C)
Visibility NA
Last update 27 Dec 08:06 AM PST
Extended Forecast for

3 Miles SSW Winthrop WA

  • Today

    Today: Increasing clouds, with a high near 23. Wind chill values as low as -1. North wind 7 to 10 mph.

    High: 23 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Cloudy during the evening, then partly cloudy overnight, with a low around 12. Northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 12 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 25. Calm wind.

    High: 25 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18. Calm wind.

    Low: 18 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 29. Calm wind.

    High: 29 °F

    Mostly Cloudy

  • Monday Night

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

    Low: 21 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 30.

    High: 30 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 33.

    High: 33 °F

    Mostly Cloudy

Detailed Forecast

Today
Increasing clouds, with a high near 23. Wind chill values as low as -1. North wind 7 to 10 mph.
Tonight
Cloudy during the evening, then partly cloudy overnight, with a low around 12. Northwest wind 5 to 7 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 25. Calm wind.
Sunday Night
Mostly cloudy, with a low around 18. Calm wind.
Monday
Mostly cloudy, with a high near 29. Calm wind.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Mostly cloudy, with a high near 30.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
Mostly cloudy, with a high near 33.
Wednesday Night
Mostly cloudy, with a low around 27.
New Year's Day
A slight chance of rain and snow. Mostly cloudy, with a high near 34. Chance of precipitation is 20%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 33. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Winthrop WA
 48.44°N 120.18°W (Elev. 1814 ft)
7:27 am PST Dec 27, 2025
8am PST Dec 27, 2025-6pm PST Jan 2, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database