Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Current conditions at

SAWMILL FLATS (MEFW1)

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

NA

42°F

6°C

Humidity 85%
Wind Speed NW 2 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 07 Dec 07:25 PM PST
Extended Forecast for

4 Miles NE Chinook Pass WA

  • Tonight

    Tonight: Snow likely before 4am, then a chance of rain and snow.  Mostly cloudy, with a low around 32. West wind 11 to 16 mph, with gusts as high as 38 mph.  Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 32 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Monday

    Monday: Rain, possibly mixed with snow, becoming all rain after 10am. The rain could be heavy at times.  High near 40. Southwest wind 10 to 14 mph, with gusts as high as 44 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow
    then Heavy
    Rain

  • Monday Night

    Monday Night: Rain before 10pm, then rain and snow. The rain could be heavy at times.  Low around 31. West wind around 21 mph, with gusts as high as 46 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    Low: 31 °F

    Rain/Snow

  • Tuesday

    Tuesday: Snow.  High near 38. Southwest wind 7 to 14 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 38 °F

    Snow

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow.  Low around 34. West wind 9 to 15 mph, with gusts as high as 36 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow.  High near 39. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain, possibly mixed with snow.  Low around 34. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Rain/Snow

  • Thursday

    Thursday: Rain, possibly mixed with snow.  High near 40. Chance of precipitation is 80%.

    High: 40 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Rain likely, possibly mixed with snow.  Mostly cloudy, with a low around 36. Chance of precipitation is 70%.

    Low: 36 °F

    Rain/Snow
    Likely

Detailed Forecast

Tonight
Snow likely before 4am, then a chance of rain and snow. Mostly cloudy, with a low around 32. West wind 11 to 16 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Monday
Rain, possibly mixed with snow, becoming all rain after 10am. The rain could be heavy at times. High near 40. Southwest wind 10 to 14 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Monday Night
Rain before 10pm, then rain and snow. The rain could be heavy at times. Low around 31. West wind around 21 mph, with gusts as high as 46 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Tuesday
Snow. High near 38. Southwest wind 7 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Rain, possibly mixed with snow. Low around 34. West wind 9 to 15 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday
Rain and snow. High near 39. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain, possibly mixed with snow. Low around 34. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
Rain, possibly mixed with snow. High near 40. Chance of precipitation is 80%.
Thursday Night
Rain likely, possibly mixed with snow. Mostly cloudy, with a low around 36. Chance of precipitation is 70%.
Friday
A chance of rain and snow before 10am, then a chance of rain. Partly sunny, with a high near 42.
Friday Night
A chance of rain. Mostly cloudy, with a low around 33.
Saturday
Rain and snow likely. Partly sunny, with a high near 43.
Saturday Night
Rain and snow likely. Mostly cloudy, with a low around 33.
Sunday
Snow likely. Mostly cloudy, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Chinook Pass WA
 46.91°N 121.45°W (Elev. 5118 ft)
3:20 pm PST Dec 7, 2025
7pm PST Dec 7, 2025-6pm PST Dec 14, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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