Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Current conditions at

NCSB (NCSW1)

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

NA

14°F

-10°C

Humidity 89%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 11°F (-12°C)
Visibility NA
Last update 30 Dec 12:06 AM PST
Extended Forecast for

10 Miles N Winthrop 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

  • Overnight

    Low: 19 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 30. Calm wind.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 34. Calm wind.

    High: 34 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A 10 percent chance of snow after 4pm.  Mostly cloudy, with a high near 33.

    High: 33 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly after 10pm.  Mostly cloudy, with a low around 23. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow

  • Friday

    Friday: Snow likely before 1pm, then snow likely, possibly mixed with rain.  Mostly cloudy, with a high near 31. Chance of precipitation is 60%.

    High: 31 °F

    Snow Likely
    then
    Rain/Snow
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 19. Calm wind.
Tuesday
Partly sunny, with a high near 30. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 22. Calm wind.
Wednesday
Mostly sunny, with a high near 34. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 23. Calm wind.
New Year's Day
A 10 percent chance of snow after 4pm. Mostly cloudy, with a high near 33.
Thursday Night
A 30 percent chance of snow, mainly after 10pm. Mostly cloudy, with a low around 23. New snow accumulation of less than a half inch possible.
Friday
Snow likely before 1pm, then snow likely, possibly mixed with rain. Mostly cloudy, with a high near 31. Chance of precipitation is 60%.
Friday Night
Snow likely, possibly mixed with rain before 1am, then a chance of snow. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 32.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 20.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 29.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 25.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles N Winthrop WA
 48.61°N 120.19°W (Elev. 3524 ft)
7:37 pm PST Dec 29, 2025
12am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database