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

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather this Weekend in the Plains; Pacific Storm in the West

A storm system near the Hawaiian Islands is expected to bring periods of heavy rainfall, strong winds, and isolated strong to severe thunderstorms through Friday. Several rounds of severe thunderstorms are forecast to impact parts of the Great Plains into the Midwest this weekend into next week. Moderate to heavy rainfall and high elevation snow is expected this weekend over California and Oregon. 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

Chinook Pass WA

  • Today

    Today: A slight chance of showers before 4pm, then a chance of showers after 5pm. Partly sunny, with a high near 60. East wind around 6 mph becoming light and variable in the morning. Chance of precipitation is 30%.

    High: 60 °F

    Partly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: Showers likely, mainly after 4am. Mostly cloudy, with a low around 41. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers. High near 48. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 37. West wind around 6 mph becoming calm in the evening.

    Low: 37 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers after 11am. Partly sunny, with a high near 50. Calm wind becoming west northwest 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 50 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Rain showers likely before 8pm, then rain likely, possibly mixed with snow showers. Mostly cloudy, with a low around 35. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Monday

    Monday: A chance of snow showers before 2pm, then a chance of rain and snow showers. Partly sunny, with a high near 43. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 43 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow

  • Monday Night

    Monday Night: A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow likely before 2pm, then rain and snow likely. Mostly cloudy, with a high near 40.

    High: 40 °F

    Snow Likely
    then
    Rain/Snow
    Likely

Detailed Forecast

Today
A slight chance of showers before 4pm, then a chance of showers after 5pm. Partly sunny, with a high near 60. East wind around 6 mph becoming light and variable in the morning. Chance of precipitation is 30%.
Tonight
Showers likely, mainly after 4am. Mostly cloudy, with a low around 41. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers. High near 48. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 37. West wind around 6 mph becoming calm in the evening.
Sunday
A 40 percent chance of showers after 11am. Partly sunny, with a high near 50. Calm wind becoming west northwest 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Rain showers likely before 8pm, then rain likely, possibly mixed with snow showers. Mostly cloudy, with a low around 35. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday
A chance of snow showers before 2pm, then a chance of rain and snow showers. Partly sunny, with a high near 43. Chance of precipitation is 50%. Little or no snow accumulation expected.
Monday Night
A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 30.
Tuesday
Snow likely before 2pm, then rain and snow likely. Mostly cloudy, with a high near 40.
Tuesday Night
Snow. Mostly cloudy, with a low around 28.
Wednesday
Snow likely. Mostly cloudy, with a high near 37.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 23.
Thursday
A chance of snow. Mostly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.86°N 121.53°W (Elev. 3973 ft)
Last Update:
11:26 pm PDT Apr 9, 2026
Forecast Valid:
4am PDT Apr 10, 2026-6pm PDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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