National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Late Season Winter Storms

A moderate atmospheric river will continue to bring heavy snow over the Olympics, northern Cascades and northern Rockies Friday while heavy rain may bring flooding to coastal Oregon and Washington. A winter storm will continue to push across the Great Lakes and Northeast U.S. Friday and Saturday with areas of heavy snow and high winds. Read More >

Hazardous Weather Conditions

Current conditions at

White Pass (TWHIT)

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

unknown precip

36°F

2°C

Humidity NA
Wind Speed W 9 MPH
Barometer NA
Dewpoint N/A
Visibility 1.24 mi
Wind Chill29°F (-2°C)
Last update NA
Extended Forecast for

5 Miles SSE Chinook Pass WA

Winter Storm Warning March 13, 01:50am until March 14, 05:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 13, 01:50am until March 14, 05:00am

    NOW until 5:00am Sat

    Winter Storm Warning

  • Overnight

    Low: 29 °F

    Heavy Snow

  • Friday

    Friday: Snow. The snow could be heavy at times. High near 32. Wind chill values between 19 and 24. Southwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 13 to 19 inches possible.

    High: 32 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Low around 18. Wind chill values between 8 and 13. West southwest wind 10 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 18 °F

    Heavy Snow

  • Saturday

    Saturday: Snow, mainly before 11am. High near 26. Wind chill values between 5 and 11. West wind 17 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Snow then
    Chance Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around 17. West wind 15 to 20 mph decreasing to 7 to 12 mph in the evening. Winds could gust as high as 36 mph. New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 32. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 32 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Snow before 11pm, then rain likely, possibly mixed with snow. Low around 30. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain/Snow

  • Monday

    Monday: Rain likely, possibly mixed with snow before 11am, then a chance of rain between 11am and 5pm, then a chance of rain and snow after 5pm. Mostly cloudy, with a high near 42.

    High: 42 °F

    Rain/Snow
    Likely

Detailed Forecast

Overnight
Snow. The snow could be heavy at times. Steady temperature around 29. Wind chill values between 17 and 22. West southwest wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 16 to 22 inches possible.
Friday
Snow. The snow could be heavy at times. High near 32. Wind chill values between 19 and 24. Southwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 13 to 19 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around 18. Wind chill values between 8 and 13. West southwest wind 10 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Saturday
Snow, mainly before 11am. High near 26. Wind chill values between 5 and 11. West wind 17 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday Night
A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around 17. West wind 15 to 20 mph decreasing to 7 to 12 mph in the evening. Winds could gust as high as 36 mph. New snow accumulation of less than a half inch possible.
Sunday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 32. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Sunday Night
Snow before 11pm, then rain likely, possibly mixed with snow. Low around 30. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
Rain likely, possibly mixed with snow before 11am, then a chance of rain between 11am and 5pm, then a chance of rain and snow after 5pm. Mostly cloudy, with a high near 42.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Tuesday
A chance of rain and snow before 11am, then a chance of rain. Mostly cloudy, with a high near 46.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 35.
Wednesday
Rain. Mostly cloudy, with a high near 44.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 34.
Thursday
Rain and snow likely. Mostly cloudy, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Chinook Pass WA
 46.8°N 121.45°W (Elev. 5774 ft)
Last Update:
8:01 pm PDT Mar 12, 2026
Forecast Valid:
1am PDT Mar 13, 2026-6pm PDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation