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

5 Miles N Chinook Pass WA

  • Overnight

    Overnight: Partly cloudy, with a low around 33. Light southwest wind.

    Low: 33 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of rain and snow, mainly after 2pm.  Partly sunny, with a high near 45. Southeast wind 5 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 45 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly between 8pm and 11pm.  Mostly cloudy, with a low around 33. West northwest wind around 11 mph, with gusts as high as 23 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Snow Likely
    then Chance
    Snow

  • Monday

    Monday: A 50 percent chance of snow.  Partly sunny, with a high near 36. Wind chill values between 24 and 29. West wind 11 to 16 mph, with gusts as high as 31 mph.  New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow

  • Monday Night

    Monday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 28. West wind 13 to 16 mph, with gusts as high as 31 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Snow Likely
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Snow, mainly after 11am.  High near 33. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 33 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times.  Low around 21. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 21 °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 28.

    High: 28 °F

    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow, mainly before 11pm.  Mostly cloudy, with a low around 20.

    Low: 20 °F

    Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 33. Light southwest wind.
Sunday
A chance of rain and snow, mainly after 2pm. Partly sunny, with a high near 45. Southeast wind 5 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday Night
Snow likely, mainly between 8pm and 11pm. Mostly cloudy, with a low around 33. West northwest wind around 11 mph, with gusts as high as 23 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 36. Wind chill values between 24 and 29. West wind 11 to 16 mph, with gusts as high as 31 mph. New snow accumulation of less than a half inch possible.
Monday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 28. West wind 13 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Snow, mainly after 11am. High near 33. 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 21. 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 28.
Wednesday Night
Snow, mainly before 11pm. Mostly cloudy, with a low around 20.
Thursday
A chance of snow, mainly after 11am. Partly sunny, with a high near 32.
Thursday Night
A slight chance of snow. Partly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 36.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Chinook Pass WA
 46.95°N 121.49°W (Elev. 6358 ft)
11:27 pm PDT Apr 11, 2026
3am PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
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Additional Resources

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