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Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northwestern Gulf Coast from south central Louisiana to the upper Texas coast today. Read More >

Current conditions at

MARTEN RIDGE (MRTW1)

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

NA

70°F

21°C

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

Newhalem WA

  • Tonight

    Tonight: Partly cloudy, with a low around 65. West southwest wind 5 to 9 mph becoming calm in the evening.

    Low: 65 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, then gradually becoming sunny, with a high near 85. Light south southwest wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 85 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 64. West southwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 20 mph.

    Low: 64 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 76. Light west southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 22 mph.

    High: 76 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 59. West southwest wind 8 to 13 mph becoming light southwest after midnight. Winds could gust as high as 23 mph.

    Low: 59 °F

    Chance Rain

  • Sunday

    Sunday: A 50 percent chance of rain. Partly sunny, with a high near 73.

    High: 73 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 40 percent chance of rain before 11pm. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance Rain
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 65. West southwest wind 5 to 9 mph becoming calm in the evening.
Friday
Partly sunny, then gradually becoming sunny, with a high near 85. Light south southwest wind becoming west southwest 5 to 10 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 64. West southwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 76. Light west southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 59. West southwest wind 8 to 13 mph becoming light southwest after midnight. Winds could gust as high as 23 mph.
Sunday
A 50 percent chance of rain. Partly sunny, with a high near 73.
Sunday Night
A 40 percent chance of rain before 11pm. Mostly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newhalem WA
 48.66°N 121.27°W (Elev. 853 ft)
Last Update:
1:16 pm PDT Jul 23, 2026
Forecast Valid:
5pm PDT Jul 23, 2026-6pm PDT Jul 30, 2026
 
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