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

49°F

9°C

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

15 Miles SSE Newhalem WA

  • Tonight

    Tonight: A 40 percent chance of showers after 3am. Mostly cloudy, with a low around 38. South wind around 6 mph.

    Low: 38 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 10am, then a chance of showers after 3pm. Partly sunny, with a high near 49. South southeast wind around 6 mph becoming west southwest in the afternoon. Chance of precipitation is 40%.

    High: 49 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 37. Light and variable wind.

    Low: 37 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers after 11am. Mostly sunny, with a high near 49. Light and variable wind becoming west 5 to 7 mph in the morning.

    High: 49 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 39. West wind 6 to 8 mph.

    Low: 39 °F

    Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers before 11am. Partly sunny, with a high near 47.

    High: 47 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 36.

    Low: 36 °F

    Clear

Detailed Forecast

Tonight
A 40 percent chance of showers after 3am. Mostly cloudy, with a low around 38. South wind around 6 mph.
Thursday
A chance of showers before 10am, then a chance of showers after 3pm. Partly sunny, with a high near 49. South southeast wind around 6 mph becoming west southwest in the afternoon. Chance of precipitation is 40%.
Thursday Night
A 20 percent chance of showers before 11pm. Partly cloudy, with a low around 37. Light and variable wind.
Friday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 49. Light and variable wind becoming west 5 to 7 mph in the morning.
Friday Night
A 30 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 39. West wind 6 to 8 mph.
Saturday
A 20 percent chance of showers before 11am. Partly sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Sunny, with a high near 52.
Sunday Night
Clear, with a low around 36.
Monday
Sunny, with a high near 57.
Monday Night
Clear, with a low around 40.
Tuesday
Sunny, with a high near 59.
Tuesday Night
Mostly clear, with a low around 41.
Wednesday
Sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SSE Newhalem WA
 48.48°N 121.08°W (Elev. 3159 ft)
Last Update:
2:25 pm PDT Oct 1, 2025
Forecast Valid:
7pm PDT Oct 1, 2025-6pm PDT Oct 8, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation