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

Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

Current conditions at

MARTEN RIDGE (MRTW1)

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

NA

52°F

11°C

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

5 Miles WNW Newhalem WA

  • Tonight

    Tonight: Partly cloudy, with a low around 42. West southwest wind 9 to 14 mph becoming light and variable.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 59. Light and variable wind becoming southwest 5 to 8 mph in the morning.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48. West southwest wind 5 to 8 mph becoming northeast in the evening.

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 63. Northeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49. West southwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 11am. Partly sunny, with a high near 50.

    High: 50 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 11pm. Partly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    Rain then
    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 42. West southwest wind 9 to 14 mph becoming light and variable.
Sunday
Sunny, with a high near 59. Light and variable wind becoming southwest 5 to 8 mph in the morning.
Sunday Night
Mostly clear, with a low around 48. West southwest wind 5 to 8 mph becoming northeast in the evening.
Monday
Sunny, with a high near 63. Northeast wind 5 to 10 mph becoming southwest in the afternoon.
Monday Night
Mostly clear, with a low around 49. West southwest wind 5 to 10 mph becoming light and variable in the evening.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 45.
Wednesday
Rain likely, mainly after 11am. Partly sunny, with a high near 50.
Wednesday Night
A slight chance of rain before 11pm. Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Mostly clear, with a low around 43.
Friday
Mostly sunny, with a high near 55.
Friday Night
A slight chance of rain. Partly cloudy, with a low around 45.
Saturday
A slight chance of rain. Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Newhalem WA
 48.7°N 121.34°W (Elev. 5312 ft)
Last Update:
11:26 am PDT Jul 4, 2026
Forecast Valid:
8pm PDT Jul 4, 2026-6pm PDT Jul 11, 2026
 
Forecast Discussion
 
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Additional Resources

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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