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

Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Hazardous Weather Conditions

Current conditions at

MARTEN RIDGE (MRTW1)

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

NA

60°F

16°C

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

Newhalem WA

Heat Advisory June 22, 11:00am until June 23, 11:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: Sunny, with a high near 66. West southwest wind 8 to 10 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 51. West southwest wind 5 to 9 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 70. Light and variable wind becoming west southwest 5 to 7 mph in the morning.

    High: 70 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. West wind 5 to 7 mph becoming light and variable.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 75. Northeast wind 5 to 8 mph becoming light and variable in the afternoon.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 66. West southwest wind 8 to 10 mph.
Tonight
Mostly clear, with a low around 51. West southwest wind 5 to 9 mph becoming calm in the evening.
Sunday
Sunny, with a high near 70. Light and variable wind becoming west southwest 5 to 7 mph in the morning.
Sunday Night
Mostly clear, with a low around 54. West wind 5 to 7 mph becoming light and variable.
Monday
Sunny, with a high near 75. Northeast wind 5 to 8 mph becoming light and variable in the afternoon.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 52.
Friday
Rain likely. Mostly cloudy, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newhalem WA
 48.67°N 121.23°W (Elev. 1493 ft)
Last Update:
12:44 pm PDT Jun 20, 2026
Forecast Valid:
1pm PDT Jun 20, 2026-6pm PDT Jun 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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