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

Extreme Heat Lingers; Severe Thunderstorms for Portions of the Plains and Southeast; Heavy Rainfall Threats

Gusty winds and heavy rainfall may impact the Big Island of Hawaii as a nearby tropical system passes west of the islands. From the Southwest U.S., Rockies and across the Gulf Coast, heavy rainfall could lead to isolated flash flooding. Severe thunderstorms are expected for areas of the Plains, Gulf Coast and Southeast through Tuesday. Extreme heat lingers for the southern Plains and Southwest. Read More >

Current conditions at

White Pass (TWHIT)

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

unknown precip

63°F

17°C

Humidity 50%
Wind Speed ENE 8 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility 1.24 mi
Last update 24 Aug 10:45 AM PDT
Extended Forecast for

4 Miles SSW Chinook Pass WA

  • Today

    Today: Patchy smoke before 4pm. Sunny, with a high near 80. Light southeast wind.

    High: 80 °F

    Patchy Smoke

  • Tonight

    Tonight: Patchy smoke between 7pm and 4am. Partly cloudy, with a low around 57. Calm wind becoming northeast around 5 mph.

    Low: 57 °F

    Patchy Smoke

  • Tuesday

    Tuesday: Patchy smoke after 7am. Mostly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.

    High: 83 °F

    Patchy Smoke

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55. Southwest wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy smoke before 4pm. Sunny, with a high near 80. Light southeast wind.
Tonight
Patchy smoke between 7pm and 4am. Partly cloudy, with a low around 57. Calm wind becoming northeast around 5 mph.
Tuesday
Patchy smoke after 7am. Mostly sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 55. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 75. Calm wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 47.
Saturday
A chance of rain. Partly sunny, with a high near 61.
Saturday Night
A slight chance of rain. Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Chinook Pass WA
 46.81°N 121.55°W (Elev. 3852 ft)
Last Update:
11:26 pm PDT Aug 23, 2026
Forecast Valid:
11am PDT Aug 24, 2026-6pm PDT Aug 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation