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

8 Miles ENE Marblemount WA

  • Tonight

    Tonight: Partly cloudy, with a low around 34. Calm wind becoming northeast around 6 mph after midnight.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 44. East northeast wind 5 to 7 mph.

    High: 44 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 34. East wind around 6 mph.

    Low: 34 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 43. East wind around 6 mph becoming calm  in the afternoon.

    High: 43 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. Light east southeast wind.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 29.

    Low: 29 °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 28.

    Low: 28 °F

    Slight Chance
    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 34. Calm wind becoming northeast around 6 mph after midnight.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 44. East northeast wind 5 to 7 mph.
Tuesday Night
Mostly clear, with a low around 34. East wind around 6 mph.
Wednesday
Sunny, with a high near 43. East wind around 6 mph becoming calm in the afternoon.
Wednesday Night
Partly cloudy, with a low around 32. Light east southeast wind.
Thursday
Mostly sunny, with a high near 40.
Thursday Night
Partly cloudy, with a low around 29.
Friday
Sunny, with a high near 39.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 28.
Saturday
A chance of snow, mainly after 10am. Partly sunny, with a high near 39.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 32.
Sunday
Snow likely. Mostly cloudy, with a high near 39.
Sunday Night
Snow likely. Mostly cloudy, with a low around 35.
Monday
Snow likely. Mostly cloudy, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles ENE Marblemount WA
 48.55°N 121.3°W (Elev. 4616 ft)
7:00 pm PST Jan 19, 2026
10pm 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