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

White Pass (TWHIT)

Lat: 46.638°NLon: 121.39°WElev: 4498.0ft.

NA

N/A

Humidity 70%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint N/A
Visibility 1.24 mi
Last update 03 Apr 10:56 AM PDT
Extended Forecast for

7 Miles SSW Chinook Pass WA

Winter Storm Warning April 15, 06:00am until April 15, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 15, 06:00am until April 15, 11:00pm

    NOW until 11:00pm Wed

    Winter Storm Warning

  • Today

    High: 30 °F

    Chance Snow
    then Snow
    Showers

  • Tonight

    Tonight: Snow, mainly before 10pm.  Low around 22. Southwest wind 5 to 9 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 22 °F

    Snow then
    Slight Chance
    Snow

  • Thursday

    Thursday: A 20 percent chance of snow after 11am.  Mostly sunny, with a high near 34. Wind chill values between 17 and 26. West wind 5 to 10 mph, with gusts as high as 22 mph.

    High: 34 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow before 11pm.  Mostly cloudy, with a low around 25. West wind 9 to 14 mph becoming light  after midnight. Winds could gust as high as 24 mph.  Little or no snow accumulation expected.

    Low: 25 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 41. Light west wind.

    High: 41 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of rain.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Today
Snow showers, mainly before 5pm, then snow after 5pm. Some thunder is also possible. High near 30. Wind chill values between 16 and 21. West southwest wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, mainly before 10pm. Low around 22. Southwest wind 5 to 9 mph becoming west northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday
A 20 percent chance of snow after 11am. Mostly sunny, with a high near 34. Wind chill values between 17 and 26. West wind 5 to 10 mph, with gusts as high as 22 mph.
Thursday Night
A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around 25. West wind 9 to 14 mph becoming light after midnight. Winds could gust as high as 24 mph. Little or no snow accumulation expected.
Friday
Mostly sunny, with a high near 41. Light west wind.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
Partly sunny, with a high near 49.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 37.
Sunday
A chance of rain before 8am, then a chance of rain and snow. Mostly cloudy, with a high near 51.
Sunday Night
A chance of rain and snow, mainly after 5am. Mostly cloudy, with a low around 39.
Monday
A chance of rain and snow. Partly sunny, with a high near 55.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 40.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSW Chinook Pass WA
 46.78°N 121.6°W (Elev. 5315 ft)
1:16 am PDT Apr 15, 2026
6am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

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