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

10 Miles NNW Marblemount WA

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 40. Wind chill values between 23 and 33. East northeast wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 40 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 31. Wind chill values between 23 and 28. Northeast wind around 11 mph.

    Low: 31 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 41. Wind chill values between 22 and 32. North wind 5 to 10 mph.

    High: 41 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27. Wind chill values between 20 and 25. East wind around 8 mph.

    Low: 27 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 37. Northeast wind around 6 mph becoming calm  in the afternoon.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 35.

    High: 35 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 40. Wind chill values between 23 and 33. East northeast wind 9 to 14 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 31. Wind chill values between 23 and 28. Northeast wind around 11 mph.
Wednesday
Sunny, with a high near 41. Wind chill values between 22 and 32. North wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 27. Wind chill values between 20 and 25. East wind around 8 mph.
Thursday
Mostly sunny, with a high near 37. Northeast wind around 6 mph becoming calm in the afternoon.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Sunny, with a high near 35.
Friday Night
Mostly clear, with a low around 23.
Saturday
Mostly sunny, with a high near 36.
Saturday Night
Snow likely, mainly after 4am. Mostly cloudy, with a low around 26.
Sunday
Snow likely. Mostly cloudy, with a high near 35.
Sunday Night
Snow likely. Mostly cloudy, with a low around 30.
Monday
Snow likely. Mostly cloudy, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNW Marblemount WA
 48.65°N 121.55°W (Elev. 4573 ft)
1:25 am PST Jan 20, 2026
4am PST Jan 20, 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