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

46°F

8°C

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

6 Miles NW Marblemount WA

  • Tonight

    Tonight: Partly cloudy, with a low around 32. West southwest wind 6 to 8 mph becoming north after midnight.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 43. Wind chill values between 23 and 33. East northeast wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 43 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 33. Wind chill values between 25 and 30. Northeast wind around 9 mph.

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 43. Wind chill values between 25 and 35. Northeast wind 5 to 9 mph becoming southwest in the afternoon.

    High: 43 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. East northeast wind around 6 mph.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of snow.  Partly cloudy, with a low around 27.

    Low: 27 °F

    Slight Chance
    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 32. West southwest wind 6 to 8 mph becoming north after midnight.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 43. Wind chill values between 23 and 33. East northeast wind 8 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 33. Wind chill values between 25 and 30. Northeast wind around 9 mph.
Wednesday
Sunny, with a high near 43. Wind chill values between 25 and 35. Northeast wind 5 to 9 mph becoming southwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 30. East northeast wind around 6 mph.
Thursday
Partly sunny, with a high near 40.
Thursday Night
Partly cloudy, with a low around 26.
Friday
Sunny, with a high near 39.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 27.
Saturday
A slight chance of snow. Partly sunny, with a high near 39.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 30.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 38.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 33.
Monday
Rain and snow likely. Mostly cloudy, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Marblemount WA
 48.58°N 121.56°W (Elev. 2871 ft)
7:00 pm PST Jan 19, 2026
9pm PST Jan 19, 2026-6pm PST Jan 26, 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