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

15 Miles SSW White Pass WA

Winter Storm Warning April 15, 03:12am until April 15, 11:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning April 15, 03:12am until April 15, 11:00pm

    NOW until 11:00pm Wed

    Winter Storm Warning

  • Overnight

    Low: 24 °F

    Heavy Snow

  • Wednesday

    Wednesday: Snow showers, mainly before 5pm, then snow likely after 5pm. The snow could be heavy at times. Some thunder is also possible.  High near 31. Wind chill values between 14 and 21. West wind 8 to 11 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 31 °F

    Chance Snow
    then Heavy
    Snow

  • Wednesday Night

    Wednesday Night: Snow, mainly before 11pm.  Low around 22. Wind chill values between 13 and 18. West wind 7 to 9 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 22 °F

    Snow then
    Slight Chance
    Snow

  • Thursday

    Thursday: A 20 percent chance of snow after 11am.  Partly sunny, with a high near 35. Wind chill values between 13 and 23. West wind 8 to 10 mph, with gusts as high as 25 mph.

    High: 35 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 11pm.  Mostly cloudy, with a low around 25. West wind 6 to 11 mph, with gusts as high as 26 mph.

    Low: 25 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

Detailed Forecast

Overnight
Snow, mainly before 4am. The snow could be heavy at times. Low around 24. West wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 5 to 9 inches possible.
Wednesday
Snow showers, mainly before 5pm, then snow likely after 5pm. The snow could be heavy at times. Some thunder is also possible. High near 31. Wind chill values between 14 and 21. West wind 8 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow, mainly before 11pm. Low around 22. Wind chill values between 13 and 18. West wind 7 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 35. Wind chill values between 13 and 23. West wind 8 to 10 mph, with gusts as high as 25 mph.
Thursday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 25. West wind 6 to 11 mph, with gusts as high as 26 mph.
Friday
Mostly sunny, with a high near 44.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
Partly sunny, with a high near 50.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 36.
Sunday
A chance of rain before 11am, then a chance of rain and snow. Mostly cloudy, with a high near 53.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 37.
Monday
A chance of rain. Partly sunny, with a high near 56.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 39.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SSW White Pass WA
 46.41°N 121.46°W (Elev. 4078 ft)
1:16 am PDT Apr 15, 2026
3am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

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