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

33°F

1°C

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

10 Miles NNW Marblemount WA

Winter Storm Warning April 14, 09:41pm until April 15, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 14, 09:41pm until April 15, 11:00pm

    NOW until 11:00pm Wed

    Winter Storm Warning

  • Tonight

    Low: 21 °F

    Chance Snow

  • Wednesday

    Wednesday: A chance of snow before 11am, then snow showers, mainly between 11am and 4pm. The snow could be heavy at times. Some thunder is also possible.  High near 29. Wind chill values between 16 and 21. Southwest wind 6 to 9 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 29 °F

    Heavy Snow

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow before 11pm.  Mostly cloudy, with a low around 22. West southwest wind 5 to 9 mph becoming light west northwest  in the evening.  New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow
    then Mostly
    Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow.  Partly sunny, with a high near 33. Wind chill values between 19 and 25. Light and variable wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 33 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 25. West southwest wind 8 to 13 mph becoming light west  after midnight. Winds could gust as high as 22 mph.

    Low: 25 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

Detailed Forecast

Tonight
A 40 percent chance of snow, mainly before 3am. Mostly cloudy, with a low around 21. Wind chill values between 14 and 19. West southwest wind 6 to 15 mph, with gusts as high as 34 mph. Total nighttime snow accumulation of 3 to 7 inches possible.
Wednesday
A chance of snow before 11am, then snow showers, mainly between 11am and 4pm. The snow could be heavy at times. Some thunder is also possible. High near 29. Wind chill values between 16 and 21. Southwest wind 6 to 9 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around 22. West southwest wind 5 to 9 mph becoming light west northwest in the evening. New snow accumulation of less than a half inch possible.
Thursday
A 20 percent chance of snow. Partly sunny, with a high near 33. Wind chill values between 19 and 25. Light and variable wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 25. West southwest wind 8 to 13 mph becoming light west after midnight. Winds could gust as high as 22 mph.
Friday
Partly sunny, with a high near 38.
Friday Night
Mostly cloudy, with a low around 28.
Saturday
Partly sunny, with a high near 46.
Saturday Night
A chance of rain before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 35.
Sunday
Rain and snow likely, becoming all rain after 2pm. Mostly cloudy, with a high near 45.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 34.
Monday
A chance of rain and snow. Partly sunny, with a high near 45.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 34.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 43.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNW Marblemount WA
 48.65°N 121.55°W (Elev. 4573 ft)
11:27 am PDT Apr 14, 2026
9pm PDT Apr 14, 2026-6pm PDT Apr 21, 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