Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over the Northern Mariana Islands. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes through Tuesday. Heavy snow is expected in the Pacific Northwest. 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

6 Miles WNW Newhalem WA

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

    Tonight: Rain, possibly mixed with snow.  Low around 30. Wind chill values between 20 and 25. West southwest wind around 11 mph.  Chance of precipitation is 80%. Total nighttime snow accumulation of around an inch possible.

    Low: 30 °F

    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow. The snow could be heavy at times.  High near 32. Wind chill values between 17 and 22. South southwest wind 13 to 20 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    High: 32 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow, becoming all snow after 9pm. The snow could be heavy at times.  Low around 20. Wind chill values between 10 and 15. Southwest wind 10 to 20 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 20 °F

    Rain/Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow, mainly between 11am and 2pm, then snow showers after 2pm. Some thunder is also possible.  High near 30. Wind chill values between 13 and 20. West southwest wind 6 to 13 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 30 °F

    Snow

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow, mainly before 11pm.  Mostly cloudy, with a low around 21. West wind 5 to 13 mph.  New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Chance Snow

  • Thursday

    Thursday: A 30 percent chance of snow.  Partly sunny, with a high near 33. Little or no snow accumulation expected.

    High: 33 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of snow.  Mostly sunny, with a high near 37.

    High: 37 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain, possibly mixed with snow. Low around 30. Wind chill values between 20 and 25. West southwest wind around 11 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of around an inch possible.
Tuesday
Rain and snow. The snow could be heavy at times. High near 32. Wind chill values between 17 and 22. South southwest wind 13 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Tuesday Night
Rain and snow, becoming all snow after 9pm. The snow could be heavy at times. Low around 20. Wind chill values between 10 and 15. Southwest wind 10 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Wednesday
Snow, mainly between 11am and 2pm, then snow showers after 2pm. Some thunder is also possible. High near 30. Wind chill values between 13 and 20. West southwest wind 6 to 13 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 21. West wind 5 to 13 mph. New snow accumulation of less than a half inch possible.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 33. Little or no snow accumulation expected.
Thursday Night
Partly cloudy, with a low around 23.
Friday
A slight chance of snow. Mostly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Partly sunny, with a high near 43.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 32.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 42.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 31.
Monday
A chance of rain and snow. Partly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Newhalem WA
 48.72°N 121.35°W (Elev. 2887 ft)
11:27 am PDT Apr 13, 2026
10pm PDT Apr 13, 2026-6pm PDT Apr 20, 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