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

Heavy Snow in the Central/Southern Rockies; Below Average Temperatures in the Central and Eastern US

Moderate to heavy snowfall is expected in the central/southern Rockies and adjacent High Plains today. Lake-enhanced snowfall is expected downwind of the Great Lakes today. Showers and thunderstorms will be possible this evening into tonight across the western Gulf Coast states. Temperatures across much of the central and eastern CONUS will remain below average and chilly to end the week. Read More >

Current conditions at

SAWMILL FLATS (MEFW1)

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

NA

39°F

4°C

Humidity 76%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 03 Dec 03:25 PM PST
Extended Forecast for

Chinook Pass WA

  • Tonight

    Tonight: A chance of snow between 1am and 4am, then snow likely, possibly mixed with rain. Mostly cloudy, with a low around 26. West wind 5 to 8 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 26 °F

    Mostly Cloudy
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: Rain, possibly mixed with snow. High near 34. Southwest wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Rain, possibly mixed with snow, becoming all rain after 7pm. Low around 31. West wind around 11 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 31 °F

    Rain/Snow
    then Rain

  • Friday

    Friday: Rain. High near 35. West wind 14 to 16 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 35 °F

    Rain

  • Friday Night

    Friday Night: Rain and snow, becoming all snow after 1am. Low around 29. West wind 18 to 20 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 29 °F

    Rain/Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 31. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    High: 31 °F

    Heavy Snow

  • Saturday Night

    Saturday Night: Snow before 4am, then rain and snow. Low around 29. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 29 °F

    Snow then
    Rain/Snow

  • Sunday

    Sunday: Rain, possibly mixed with snow. High near 34. Chance of precipitation is 100%.

    High: 34 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Rain, possibly mixed with snow. Low around 31. Chance of precipitation is 90%.

    Low: 31 °F

    Rain/Snow

Detailed Forecast

Tonight
A chance of snow between 1am and 4am, then snow likely, possibly mixed with rain. Mostly cloudy, with a low around 26. West wind 5 to 8 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Thursday
Rain, possibly mixed with snow. High near 34. Southwest wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
Rain, possibly mixed with snow, becoming all rain after 7pm. Low around 31. West wind around 11 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Friday
Rain. High near 35. West wind 14 to 16 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
Rain and snow, becoming all snow after 1am. Low around 29. West wind 18 to 20 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 31. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Saturday Night
Snow before 4am, then rain and snow. Low around 29. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday
Rain, possibly mixed with snow. High near 34. Chance of precipitation is 100%.
Sunday Night
Rain, possibly mixed with snow. Low around 31. Chance of precipitation is 90%.
Monday
Rain, possibly mixed with snow. Mostly cloudy, with a high near 36.
Monday Night
Rain, possibly mixed with snow. Mostly cloudy, with a low around 32.
Tuesday
Rain and snow. Mostly cloudy, with a high near 35.
Tuesday Night
Rain and snow. Mostly cloudy, with a low around 31.
Wednesday
Rain and snow. Mostly cloudy, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.88°N 121.5°W (Elev. 4823 ft)
Last Update:
3:20 pm PST Dec 3, 2025
Forecast Valid:
3pm PST Dec 3, 2025-6pm PST Dec 10, 2025
 
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