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

Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. Read More >

Current conditions at

White Pass (TWHIT)

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

unknown precip

47°F

8°C

Humidity 78%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility 1.24 mi
Last update 12 Jul 08:30 AM PDT
Extended Forecast for

Chinook Pass WA

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 59. West southwest wind 3 to 8 mph. Winds could gust as high as 22 mph.

    High: 59 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 43. North northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 20 mph.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 51. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 22 mph.

    Low: 51 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 72. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after 11am. Mostly sunny, with a high near 70.

    High: 70 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly after 11pm. Partly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain before 11am. Mostly sunny, with a high near 63.

    High: 63 °F

    Chance Rain
    then Sunny

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 59. West southwest wind 3 to 8 mph. Winds could gust as high as 22 mph.
Tonight
Mostly clear, with a low around 43. North northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 68. Calm wind becoming southwest 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.
Monday Night
Mostly clear, with a low around 51. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 22 mph.
Tuesday
Sunny, with a high near 72. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
A 20 percent chance of rain after 11am. Mostly sunny, with a high near 70.
Wednesday Night
A chance of rain, mainly after 11pm. Partly cloudy, with a low around 50.
Thursday
A chance of rain before 11am. Mostly sunny, with a high near 63.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 70.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 73.
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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 Jul 11, 2026
Forecast Valid:
9am PDT Jul 12, 2026-6pm PDT Jul 18, 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