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

36°F

2°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: Mostly cloudy, with a high near 30. Wind chill values between 17 and 22. West wind 13 to 18 mph, with gusts as high as 21 mph.

    High: 30 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 22. West northwest wind 8 to 13 mph becoming light northwest  after midnight. Winds could gust as high as 21 mph.

    Low: 22 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 38. Wind chill values between 18 and 28. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 38 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 31. Wind chill values between 23 and 28. Light and variable wind becoming east southeast 5 to 7 mph after midnight.

    Low: 31 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 46. East southeast wind 6 to 9 mph becoming south in the afternoon.

    High: 46 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 30. Wind chill values between 17 and 22. West wind 13 to 18 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, with a low around 22. West northwest wind 8 to 13 mph becoming light northwest after midnight. Winds could gust as high as 21 mph.
Friday
Mostly sunny, with a high near 38. Wind chill values between 18 and 28. Calm wind becoming west northwest around 6 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 31. Wind chill values between 23 and 28. Light and variable wind becoming east southeast 5 to 7 mph after midnight.
Saturday
Partly sunny, with a high near 46. East southeast wind 6 to 9 mph becoming south in the afternoon.
Saturday Night
Mostly cloudy, with a low around 36.
Sunday
Mostly cloudy, with a high near 52.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Mostly sunny, with a high near 58.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
A chance of rain. Partly sunny, with a high near 50.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 40.
Wednesday
Rain and snow likely. Mostly cloudy, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SSE Newhalem WA
 48.52°N 121.19°W (Elev. 5430 ft)
11:27 am PDT Apr 16, 2026
2pm PDT Apr 16, 2026-6pm PDT Apr 22, 2026
 
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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