Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

NCSB (NCSW1)

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

NA

22°F

-6°C

Humidity 95%
Wind Speed NW 4 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Wind Chill17°F (-8°C)
Last update 19 Jan 03:06 AM PST
Extended Forecast for

5 Miles ESE Winthrop WA

Air Stagnation Advisory January 19, 03:29am until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 19, 03:29am until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Overnight

    Low: 21 °F

    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 34. Calm wind.

    High: 34 °F

    Sunny

  • Monday Night

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

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 35. Light and variable wind.

    High: 35 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 20. Light northwest wind.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 20 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 21. Calm wind.
M.L.King Day
Sunny, with a high near 34. Calm wind.
Monday Night
Mostly cloudy, with a low around 22. Calm wind.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 35. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 20. Light northwest wind.
Wednesday
Mostly sunny, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Partly sunny, with a high near 34.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 19.
Saturday
A 20 percent chance of snow. Mostly sunny, with a high near 30.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 19.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Winthrop WA
 48.45°N 120.08°W (Elev. 3304 ft)
2:57 am PST Jan 19, 2026
3am PST Jan 19, 2026-6pm PST Jan 25, 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