Severe Thunderstorms in the Ohio Valley and Mid-Atlantic; Heat Continuing in the Central U.S.

Widespread strong to severe thunderstorms are expected from the Upper Ohio Valley into the Mid-Atlantic through Friday, with damaging winds as the primary threat. Dangerous heat will continue from the South-Central U.S. to the Midwest, Ohio/Tennessee valleys, and Mid-Atlantic. Widespread Major to Extreme Heat Risk is forecast into the weekend and will confine to the South-Central U.S. by Labor Day Read More >

Current conditions at

MARTEN RIDGE (MRTW1)

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

NA

46°F

8°C

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

10 Miles SSE Newhalem WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Northeast wind 3 to 5 mph.

    Low: 33 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of snow between 11am and 2pm, then snow showers likely after 2pm. Some thunder is also possible.  Mostly cloudy, with a high near 41. Light and variable wind.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 41 °F

    Chance Snow
    then Snow
    Showers
    Likely

  • Friday Night

    Friday Night: Snow likely, mainly before 8pm.  Cloudy, with a low around 34. Calm wind becoming east southeast 5 to 8 mph after midnight.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 34 °F

    Snow Likely
    then Slight
    Chance Snow

  • Saturday

    Saturday: A chance of snow between 11am and 2pm, then a chance of rain showers after 2pm. Some thunder is also possible.  Partly sunny, with a high near 44. East southeast wind 5 to 8 mph becoming calm  in the morning.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 44 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow before 8pm, then a chance of snow between 8pm and 11pm.  Mostly cloudy, with a low around 34. Light and variable wind becoming east northeast 5 to 10 mph after midnight.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: A slight chance of snow between 11am and 2pm, then a slight chance of rain after 2pm.  Mostly sunny, with a high near 49. Chance of precipitation is 20%.

    High: 49 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

  • Labor Day

    Labor Day: A chance of rain.  Partly sunny, with a high near 44.

    High: 44 °F

    Chance Rain

  • Monday Night

    Monday Night: A chance of rain, mainly before 11pm.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 33. Northeast wind 3 to 5 mph.
Friday
A chance of snow between 11am and 2pm, then snow showers likely after 2pm. Some thunder is also possible. Mostly cloudy, with a high near 41. Light and variable wind. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday Night
Snow likely, mainly before 8pm. Cloudy, with a low around 34. Calm wind becoming east southeast 5 to 8 mph after midnight. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday
A chance of snow between 11am and 2pm, then a chance of rain showers after 2pm. Some thunder is also possible. Partly sunny, with a high near 44. East southeast wind 5 to 8 mph becoming calm in the morning. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday Night
A chance of rain and snow before 8pm, then a chance of snow between 8pm and 11pm. Mostly cloudy, with a low around 34. Light and variable wind becoming east northeast 5 to 10 mph after midnight. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday
A slight chance of snow between 11am and 2pm, then a slight chance of rain after 2pm. Mostly sunny, with a high near 49. Chance of precipitation is 20%.
Sunday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 39.
Labor Day
A chance of rain. Partly sunny, with a high near 44.
Monday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 39.
Tuesday
A slight chance of rain. Partly sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Mostly sunny, with a high near 54.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 43.
Thursday
A chance of rain. Mostly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SSE Newhalem WA
 48.55°N 121.14°W (Elev. 7999 ft)
2:51 pm PDT Sep 3, 2026
10pm PDT Sep 3, 2026-6pm PDT Sep 10, 2026
 
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Additional Resources

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