Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. 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

4 Miles N Chinook Pass WA

  • Overnight

    Overnight: Partly cloudy, with a low around 32. Southwest wind 3 to 5 mph.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of rain, mainly after 1pm.  Partly sunny, with a high near 43. Light and variable wind becoming north northwest 10 to 15 mph in the morning. Winds could gust as high as 23 mph.

    High: 43 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely before 11pm, then a chance of rain and snow.  Mostly cloudy, with a low around 31. Wind chill values between 24 and 29. West northwest wind 11 to 13 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Monday

    Monday: A 50 percent chance of snow.  Partly sunny, with a high near 34. Wind chill values between 22 and 27. West wind 13 to 18 mph, with gusts as high as 30 mph.  New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow

  • Monday Night

    Monday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 26. West wind 14 to 17 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Snow Likely
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Snow, mainly after 11am.  High near 32. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times.  Low around 20. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 20 °F

    Heavy Snow

  • Wednesday

    Wednesday: Snow likely before 11am, then snow showers after 11am. Some thunder is also possible.  Mostly cloudy, with a high near 27. Breezy.

    High: 27 °F

    Snow Showers
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow, mainly before 11pm.  Mostly cloudy, with a low around 19.

    Low: 19 °F

    Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 32. Southwest wind 3 to 5 mph.
Sunday
A 40 percent chance of rain, mainly after 1pm. Partly sunny, with a high near 43. Light and variable wind becoming north northwest 10 to 15 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
Rain likely before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 31. Wind chill values between 24 and 29. West northwest wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday
A 50 percent chance of snow. Partly sunny, with a high near 34. Wind chill values between 22 and 27. West wind 13 to 18 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.
Monday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 26. West wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Snow, mainly after 11am. High near 32. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Low around 20. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Wednesday
Snow likely before 11am, then snow showers after 11am. Some thunder is also possible. Mostly cloudy, with a high near 27. Breezy.
Wednesday Night
Snow, mainly before 11pm. Mostly cloudy, with a low around 19.
Thursday
A chance of snow, mainly after 11am. Partly sunny, with a high near 30.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 35.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Mostly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Chinook Pass WA
 46.92°N 121.52°W (Elev. 4774 ft)
11:27 pm PDT Apr 11, 2026
2am PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
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Additional Resources

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