National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

MARTEN RIDGE (MRTW1)

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

NA

59°F

15°C

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

10 Miles SSE Newhalem WA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Calm wind becoming west 5 to 7 mph in the evening.

    Low: 39 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 53. North northwest wind around 5 mph becoming calm.

    High: 53 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. Light and variable wind becoming south southeast around 5 mph in the evening.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 52. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 52 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 37. West southwest wind 6 to 10 mph.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A chance of rain and snow showers before 8am, then snow showers between 8am and 5pm, then snow showers, possibly mixed with rain after 5pm. High near 40. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow

  • Friday Night

    Friday Night: Rain and snow likely, becoming all snow after 8pm. Mostly cloudy, with a low around 29. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Saturday

    Saturday: A slight chance of snow. Partly sunny, with a high near 32.

    High: 32 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Calm wind becoming west 5 to 7 mph in the evening.
Wednesday
Sunny, with a high near 53. North northwest wind around 5 mph becoming calm.
Wednesday Night
Mostly clear, with a low around 42. Light and variable wind becoming south southeast around 5 mph in the evening.
Thursday
Mostly sunny, with a high near 52. Light and variable wind becoming west around 6 mph in the afternoon.
Thursday Night
A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 37. West southwest wind 6 to 10 mph.
Friday
A chance of rain and snow showers before 8am, then snow showers between 8am and 5pm, then snow showers, possibly mixed with rain after 5pm. High near 40. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday Night
Rain and snow likely, becoming all snow after 8pm. Mostly cloudy, with a low around 29. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday
A slight chance of snow. Partly sunny, with a high near 32.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Sunny, with a high near 35.
Sunday Night
Mostly clear, with a low around 24.
Columbus Day
Sunny, with a high near 38.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
A chance of snow. Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSE Newhalem WA
 48.55°N 121.14°W (Elev. 7999 ft)
Last Update:
12:45 pm PDT Oct 6, 2026
Forecast Valid:
4pm PDT Oct 6, 2026-6pm PDT Oct 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation