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

3 Miles SSW Chinook Pass WA

  • Tonight

    Tonight: Partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of rain, mainly after 1pm.  Partly sunny, with a high near 55. Calm wind becoming north northwest 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 55 °F

    Partly Sunny
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Rain likely before 3am, then a chance of rain and snow between 3am and 4am, then a chance of rain after 4am.  Mostly cloudy, with a low around 37. Northwest wind around 8 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain Likely
    then Chance
    Rain/Snow

  • Monday

    Monday: Rain likely, possibly mixed with snow, mainly after 5pm.  Mostly cloudy, with a high near 44. West southwest wind 8 to 10 mph, with gusts as high as 26 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow
    Likely

  • Monday Night

    Monday Night: Rain and snow likely, becoming all snow after 8pm.  Mostly cloudy, with a low around 33. West southwest wind around 10 mph, with gusts as high as 28 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Rain/Snow
    Likely then
    Slight Chance
    Snow

  • Tuesday

    Tuesday: Snow, mainly after 11am.  High near 41. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow.  Low around 27. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 27 °F

    Snow

  • Wednesday

    Wednesday: Snow likely before 11am, then snow showers after 11am. Some thunder is also possible.  Mostly cloudy, with a high near 36.

    High: 36 °F

    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow, mainly before 11pm.  Mostly cloudy, with a low around 25.

    Low: 25 °F

    Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. Calm wind.
Sunday
A 50 percent chance of rain, mainly after 1pm. Partly sunny, with a high near 55. Calm wind becoming north northwest 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Rain likely before 3am, then a chance of rain and snow between 3am and 4am, then a chance of rain after 4am. Mostly cloudy, with a low around 37. Northwest wind around 8 mph becoming south southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Monday
Rain likely, possibly mixed with snow, mainly after 5pm. Mostly cloudy, with a high near 44. West southwest wind 8 to 10 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday Night
Rain and snow likely, becoming all snow after 8pm. Mostly cloudy, with a low around 33. West southwest wind around 10 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Snow, mainly after 11am. High near 41. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow. Low around 27. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Wednesday
Snow likely before 11am, then snow showers after 11am. Some thunder is also possible. Mostly cloudy, with a high near 36.
Wednesday Night
Snow, mainly before 11pm. Mostly cloudy, with a low around 25.
Thursday
A chance of snow, mainly after 11am. Partly sunny, with a high near 41.
Thursday Night
A chance of snow. Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Chinook Pass WA
 46.84°N 121.52°W (Elev. 4052 ft)
11:27 pm PDT Apr 11, 2026
11pm PDT Apr 11, 2026-6pm PDT Apr 18, 2026
 
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Additional Resources

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