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

MARTEN RIDGE (MRTW1)

Lat: 48.76292°NLon: 121.69823°WElev: 3520.0ft.

NA

50°F

10°C

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

4 Miles NW Marblemount WA

  • Tonight

    Tonight: Clear, with a low around 36. North northeast wind around 15 mph.

    Low: 36 °F

    Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 46. North northeast wind 5 to 11 mph becoming west northwest in the afternoon.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 32. North northeast wind around 10 mph.

    Low: 32 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42. Wind chill values between 24 and 33. North wind 10 to 13 mph.

    High: 42 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 29. Northeast wind around 13 mph.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of snow after 4pm.  Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow, mainly after 10pm.  Mostly cloudy, with a low around 28.

    Low: 28 °F

    Chance Snow

Detailed Forecast

Tonight
Clear, with a low around 36. North northeast wind around 15 mph.
M.L.King Day
Sunny, with a high near 46. North northeast wind 5 to 11 mph becoming west northwest in the afternoon.
Monday Night
Increasing clouds, with a low around 32. North northeast wind around 10 mph.
Tuesday
Mostly sunny, with a high near 42. Wind chill values between 24 and 33. North wind 10 to 13 mph.
Tuesday Night
Mostly clear, with a low around 29. Northeast wind around 13 mph.
Wednesday
Mostly sunny, with a high near 42.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
A slight chance of snow after 4pm. Partly sunny, with a high near 36.
Thursday Night
A chance of snow, mainly after 10pm. Mostly cloudy, with a low around 28.
Friday
A chance of snow. Partly sunny, with a high near 35.
Friday Night
A chance of snow. Mostly cloudy, with a low around 26.
Saturday
A chance of snow. Partly sunny, with a high near 32.
Saturday Night
Snow likely. Mostly cloudy, with a low around 27.
Sunday
Snow likely. Mostly cloudy, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Marblemount WA
 48.57°N 121.49°W (Elev. 4826 ft)
1:26 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