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

48°F

9°C

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

14 Miles SSE Newhalem WA

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. Patchy fog before 4pm. High near 50. South southwest wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 50 °F

    Showers and
    Patchy Fog

  • Tonight

    Tonight: Showers likely, mainly before 11pm. Mostly cloudy, with a low around 39. South southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers before 10am, then a chance of showers after 1pm. Partly sunny, with a high near 50. Southeast wind around 6 mph becoming light and variable in the morning. Chance of precipitation is 40%.

    High: 50 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 38. Light and variable wind.

    Low: 38 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 11am. Mostly sunny, with a high near 50. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 50 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 11am. Partly sunny, with a high near 48.

    High: 48 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Patchy fog before 4pm. High near 50. South southwest wind around 6 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely, mainly before 11pm. Mostly cloudy, with a low around 39. South southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of showers before 10am, then a chance of showers after 1pm. Partly sunny, with a high near 50. Southeast wind around 6 mph becoming light and variable in the morning. Chance of precipitation is 40%.
Thursday Night
A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 38. Light and variable wind.
Friday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 50. Light and variable wind becoming west around 6 mph in the afternoon.
Friday Night
A 30 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 40.
Saturday
A 20 percent chance of showers before 11am. Partly sunny, with a high near 48.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Sunny, with a high near 52.
Sunday Night
Clear, with a low around 38.
Monday
Sunny, with a high near 58.
Monday Night
Clear, with a low around 41.
Tuesday
Sunny, with a high near 60.
Tuesday Night
Mostly clear, with a low around 43.
Wednesday
Sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SSE Newhalem WA
 48.49°N 121.12°W (Elev. 2441 ft)
Last Update:
2:25 pm PDT Oct 1, 2025
Forecast Valid:
3pm PDT Oct 1, 2025-6pm PDT Oct 8, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation