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

Record Heat Remains in Place This Week; Precipitation and Windy Conditions in the Northwest

Record warmth will persist across portions of California, the Southwest U.S., the central Great Basin and spread across the central U.S. for the middle of the week. High temperatures will approach 90 from Texas to the Ohio Valley. A moist frontal system will bring lowland rain, high elevation mountain snow, and breezy winds to the Pacific Northwest into the Northern Rockies through Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

SAWMILL FLATS (MEFW1)

Lat: 46.9675°NLon: 121.08444°WElev: 3000.0ft.

NA

41°F

5°C

Humidity 72%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 23 Mar 10:25 PM PDT
Extended Forecast for

Chinook Pass WA

Flood Watch March 25, 08:00am until March 26, 11:00am
Click here for hazard details and duration
Flood Watch

  • Tonight

    Tonight: A chance of snow between 2am and 5am, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 32. South wind 3 to 5 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 32 °F

    Rain/Snow
    Likely

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all rain after 5pm. The rain could be heavy at times. High near 36. South wind 7 to 13 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain before 8pm, then rain, possibly mixed with snow between 8pm and 11pm, then snow likely after 11pm. Low around 25. West wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Rain/Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow. High near 29. West wind 8 to 14 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 29 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow, mainly before 11pm. Low around 19. West wind 9 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 19 °F

    Snow then
    Chance Snow

  • Thursday

    Thursday: A 40 percent chance of snow. Mostly sunny, with a high near 32.

    High: 32 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 42.

    High: 42 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of snow between 2am and 5am, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 32. South wind 3 to 5 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 5pm. The rain could be heavy at times. High near 36. South wind 7 to 13 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain before 8pm, then rain, possibly mixed with snow between 8pm and 11pm, then snow likely after 11pm. Low around 25. West wind around 10 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday
Snow. High near 29. West wind 8 to 14 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow, mainly before 11pm. Low around 19. West wind 9 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday
A 40 percent chance of snow. Mostly sunny, with a high near 32.
Thursday Night
Mostly clear, with a low around 22.
Friday
Sunny, with a high near 42.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Partly sunny, with a high near 47.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
A chance of rain and snow. Partly sunny, with a high near 47.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Monday
Rain and snow likely. Partly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.87°N 121.53°W (Elev. 4823 ft)
Last Update:
10:15 pm PDT Mar 23, 2026
Forecast Valid:
11pm PDT Mar 23, 2026-6pm PDT Mar 30, 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