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Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

MARTEN RIDGE (MRTW1)

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

NA

34°F

1°C

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

Newhalem WA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 49. Southwest wind 6 to 9 mph.

    High: 49 °F

    Partly Sunny

  • Tonight

    Tonight: Areas of frost after midnight. Otherwise, mostly cloudy, with a low around 34. Southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Cloudy
    then Areas
    Frost

  • Friday

    Friday: Areas of frost before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 55. Calm wind.

    High: 55 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 63. Light and variable wind.

    High: 63 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 49. Southwest wind 6 to 9 mph.
Tonight
Areas of frost after midnight. Otherwise, mostly cloudy, with a low around 34. Southwest wind 5 to 7 mph becoming calm in the evening.
Friday
Areas of frost before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 55. Calm wind.
Friday Night
Partly cloudy, with a low around 40. Calm wind.
Saturday
Partly sunny, with a high near 63. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
Partly sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
A chance of rain. Partly sunny, with a high near 68.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 50.
Wednesday
A chance of rain. Partly sunny, with a high near 61.
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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:
11:27 am PDT Apr 16, 2026
Forecast Valid:
1pm PDT Apr 16, 2026-6pm PDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation