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

MANSON (MASW)

Lat: 47.91694°NLon: 120.12444°WElev: 1972.0ft.

NA

29°F

-2°C

Humidity 90%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 18 Jan 07:00 PM PST
Extended Forecast for

4 Miles NW Chelan WA

Air Stagnation Advisory January 18, 07:52pm until January 20, 04:00pm
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory January 18, 07:52pm until January 20, 04:00pm

    NOW until 4:00pm Tue

    Air Stagnation Advisory

  • Tonight

    Low: 28 °F

    Areas Fog
    then Partly
    Cloudy

  • M.L.King Day

    M.L.King Day: Areas of fog before 3pm.  Otherwise, mostly sunny, with a high near 37. Calm wind.

    High: 37 °F

    Areas Fog

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 39. Calm wind.

    High: 39 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

Detailed Forecast

Tonight
Areas of fog before 10pm. Otherwise, mostly clear, with a low around 28. Calm wind.
M.L.King Day
Areas of fog before 3pm. Otherwise, mostly sunny, with a high near 37. Calm wind.
Monday Night
Partly cloudy, with a low around 27. Calm wind.
Tuesday
Partly sunny, with a high near 39. Calm wind.
Tuesday Night
Mostly clear, with a low around 27. Calm wind.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Partly sunny, with a high near 40.
Thursday Night
Partly cloudy, with a low around 30.
Friday
A chance of snow after 10am, mixing with rain after 4pm. Partly sunny, with a high near 39. Chance of precipitation is 30%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 32.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 24.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Chelan WA
 47.88°N 120.08°W (Elev. 1677 ft)
3:07 pm PST Jan 18, 2026
7pm PST Jan 18, 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