Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

MARTEN RIDGE (MRTW1)

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

NA

31°F

-1°C

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

11 Miles SSE Newhalem WA

  • This Afternoon

    This Afternoon: Snow showers likely. Some thunder is also possible.  Mostly cloudy, with a high near 26. Wind chill values between 12 and 17. West wind 11 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 26 °F

    Snow Showers
    Likely

  • Tonight

    Tonight: A chance of snow showers before 11pm, then a slight chance of snow showers after 5am.  Mostly cloudy, with a low around 21. Wind chill values between 13 and 18. West northwest wind 5 to 9 mph.  Chance of precipitation is 40%. New snow accumulation of 1 to 3 inches possible.

    Low: 21 °F

    Chance Snow
    Showers then
    Slight Chance
    Snow Showers

  • Thursday

    Thursday: A 10 percent chance of snow showers before 7am.  Partly sunny, with a high near 30. Wind chill values between 16 and 21. West wind 6 to 14 mph, with gusts as high as 21 mph.

    High: 30 °F

    Slight Chance
    Snow Showers
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 25. Wind chill values between 18 and 23. West wind 8 to 13 mph becoming light west southwest  in the evening. Winds could gust as high as 20 mph.

    Low: 25 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 38. West wind 3 to 7 mph.

    High: 38 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 26. Wind chill values between 12 and 17. West wind 11 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
A chance of snow showers before 11pm, then a slight chance of snow showers after 5am. Mostly cloudy, with a low around 21. Wind chill values between 13 and 18. West northwest wind 5 to 9 mph. Chance of precipitation is 40%. New snow accumulation of 1 to 3 inches possible.
Thursday
A 10 percent chance of snow showers before 7am. Partly sunny, with a high near 30. Wind chill values between 16 and 21. West wind 6 to 14 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 25. Wind chill values between 18 and 23. West wind 8 to 13 mph becoming light west southwest in the evening. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 38. West wind 3 to 7 mph.
Friday Night
Mostly cloudy, with a low around 29.
Saturday
Partly sunny, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Partly sunny, with a high near 49.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 55.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 40.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SSE Newhalem WA
 48.52°N 121.19°W (Elev. 5430 ft)
2:10 pm PDT Apr 15, 2026
2pm PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database