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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

White Pass (TWHIT)

Lat: 46.638°NLon: 121.39°WElev: 4498.0ft.

unknown precip

56°F

13°C

Humidity 61%
Wind Speed SE 1 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility 1.24 mi
Last update 27 Aug 06:00 PM PDT
Extended Forecast for

4 Miles N Chinook Pass WA

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. West wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 57. Northwest wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 57 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 39. West northwest wind 11 to 14 mph, with gusts as high as 26 mph.

    Low: 39 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A 40 percent chance of rain. Partly sunny, with a high near 50. West wind 11 to 14 mph, with gusts as high as 28 mph.

    High: 50 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 37. West wind 8 to 11 mph, with gusts as high as 24 mph.

    Low: 37 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of rain after 11pm. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 42. West wind 7 to 10 mph, with gusts as high as 21 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 57. Northwest wind 6 to 11 mph, with gusts as high as 21 mph.
Friday Night
A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 39. West northwest wind 11 to 14 mph, with gusts as high as 26 mph.
Saturday
A 40 percent chance of rain. Partly sunny, with a high near 50. West wind 11 to 14 mph, with gusts as high as 28 mph.
Saturday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 37. West wind 8 to 11 mph, with gusts as high as 24 mph.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 62.
Monday Night
A slight chance of rain after 11pm. Mostly cloudy, with a low around 44.
Tuesday
A chance of rain, mainly after 11am. Partly sunny, with a high near 56.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 41.
Wednesday
Rain likely. Mostly cloudy, with a high near 51.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 41.
Thursday
Rain likely. Mostly cloudy, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Chinook Pass WA
 46.93°N 121.49°W (Elev. 5233 ft)
Last Update:
12:56 pm PDT Aug 27, 2026
Forecast Valid:
6pm PDT Aug 27, 2026-6pm PDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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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