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

  • Overnight

    Overnight: Partly cloudy, with a low around 34. Southeast wind around 7 mph.

    Low: 34 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers before 4pm, then a chance of showers after 5pm. Partly sunny, with a high near 52. East southeast wind around 6 mph becoming light and variable in the morning. Chance of precipitation is 30%.

    High: 52 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after 4am. Mostly cloudy, with a low around 38. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Rain showers before 11am, then rain, possibly mixed with snow showers between 11am and 2pm, then rain showers after 2pm. High near 40. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 34. West wind around 6 mph becoming calm in the evening.

    Low: 34 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain showers after 11am, mixing with snow after 5pm. Partly sunny, with a high near 42. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 42 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow showers likely before 2am, then a chance of snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Monday

    Monday: A chance of snow showers. Partly sunny, with a high near 37.

    High: 37 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 34. Southeast wind around 7 mph.
Friday
A slight chance of showers before 4pm, then a chance of showers after 5pm. Partly sunny, with a high near 52. East southeast wind around 6 mph becoming light and variable in the morning. Chance of precipitation is 30%.
Friday Night
Showers likely, mainly after 4am. Mostly cloudy, with a low around 38. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain showers before 11am, then rain, possibly mixed with snow showers between 11am and 2pm, then rain showers after 2pm. High near 40. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday Night
A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 34. West wind around 6 mph becoming calm in the evening.
Sunday
A chance of rain showers after 11am, mixing with snow after 5pm. Partly sunny, with a high near 42. Chance of precipitation is 40%. Little or no snow accumulation expected.
Sunday Night
Rain and snow showers likely before 2am, then a chance of snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
A chance of snow showers. Partly sunny, with a high near 37.
Monday Night
A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 28.
Tuesday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 33.
Tuesday Night
Snow. Mostly cloudy, with a low around 25.
Wednesday
Snow likely. Mostly cloudy, with a high near 30.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 20.
Thursday
A chance of snow. Mostly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.88°N 121.54°W (Elev. 4580 ft)
Last Update:
11:26 pm PDT Apr 9, 2026
Forecast Valid:
1am 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