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Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Hazardous Weather Conditions

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

4 Miles SSE Chinook Pass WA

Winter Storm Watch April 14, 05:00pm until April 16, 05:00am
Click here for hazard details and duration
Winter Storm Watch

  • Overnight

    Overnight: A chance of rain and snow before 2am, then a chance of snow. Mostly cloudy, with a steady temperature around 36. West southwest wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 36 °F

    Chance
    Rain/Snow

  • Monday

    Monday: A 50 percent chance of snow. Mostly cloudy, with a high near 38. Wind chill values between 24 and 29. West southwest wind 13 to 15 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow

  • Monday Night

    Monday Night: A chance of snow before 11pm, then a slight chance of snow after 3am. Mostly cloudy, with a low around 28. Wind chill values between 20 and 25. Southwest wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance Snow
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Snow, mainly after 11am. The snow could be heavy at times. High near 35. Wind chill values between 19 and 24. Southwest wind 11 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 35 °F

    Heavy Snow

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times. Low around 25. West wind 14 to 17 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    Low: 25 °F

    Heavy Snow

  • Wednesday

    Wednesday: Snow. High near 32. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow, mainly before 11pm. Low around 21. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 21 °F

    Snow then
    Chance Snow

  • Thursday

    Thursday: A chance of snow after 11am. Partly sunny, with a high near 35.

    High: 35 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A slight chance of snow before 11pm. Partly cloudy, with a low around 23.

    Low: 23 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Overnight
A chance of rain and snow before 2am, then a chance of snow. Mostly cloudy, with a steady temperature around 36. West southwest wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 38. Wind chill values between 24 and 29. West southwest wind 13 to 15 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.
Monday Night
A chance of snow before 11pm, then a slight chance of snow after 3am. Mostly cloudy, with a low around 28. Wind chill values between 20 and 25. Southwest wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Tuesday
Snow, mainly after 11am. The snow could be heavy at times. High near 35. Wind chill values between 19 and 24. Southwest wind 11 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Low around 25. West wind 14 to 17 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Wednesday
Snow. High near 32. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow, mainly before 11pm. Low around 21. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Thursday
A chance of snow after 11am. Partly sunny, with a high near 35.
Thursday Night
A slight chance of snow before 11pm. Partly cloudy, with a low around 23.
Friday
Mostly sunny, with a high near 40.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Partly sunny, with a high near 46.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 32.
Sunday
Snow likely. Mostly cloudy, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Chinook Pass WA
 46.82°N 121.49°W (Elev. 5030 ft)
Last Update:
11:27 pm PDT Apr 12, 2026
Forecast Valid:
12am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation