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 >

Current conditions at

SISTERS (K6K5)

Lat: 44.30445°NLon: 121.53909°WElev: 3168.0ft.

NA

52°F

11°C

Humidity 62%
Wind Speed N 0 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 39°F (4°C)
Visibility NA
Last update 07 Dec 10:55 AM PST
Extended Forecast for

8 Miles NNE Mount Bachelor OR

  • Today

    Today: Snow, possibly mixed with rain.  Snow level 7100 feet. High near 35. Breezy, with a west wind around 24 mph, with gusts as high as 41 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 35 °F

    Rain/Snow and
    Breezy

  • Tonight

    Tonight: Snow, possibly mixed with rain.  Snow level 7100 feet. Low around 33. Southwest wind 18 to 21 mph, with gusts as high as 39 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 33 °F

    Rain/Snow

  • Monday

    Monday: Rain, possibly mixed with snow before 10am, then rain between 10am and 1pm, then rain, possibly mixed with snow after 1pm.  Snow level 7500 feet rising to 8100 feet in the afternoon. High near 37. Breezy, with a southwest wind 21 to 24 mph, with gusts as high as 41 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Rain/Snow and
    Breezy

  • Monday Night

    Monday Night: Rain.  Low around 37. Windy, with a southwest wind 30 to 32 mph, with gusts as high as 55 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 37 °F

    Rain and
    Windy

  • Tuesday

    Tuesday: Rain before 1pm, then rain, possibly mixed with snow.  High near 41. West wind 18 to 21 mph, with gusts as high as 39 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 41 °F

    Rain then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain.  Low around 39. Windy.  Chance of precipitation is 90%.

    Low: 39 °F

    Rain and
    Windy

  • Wednesday

    Wednesday: Rain before 1pm, then rain, possibly mixed with snow.  High near 41. Breezy.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 41 °F

    Breezy. Rain
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain, possibly mixed with snow.  Low around 38. Breezy.  Chance of precipitation is 80%.

    Low: 38 °F

    Rain/Snow and
    Breezy

  • Thursday

    Thursday: A chance of rain and snow, mainly before 4pm.  Snow level 7800 feet. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.

    High: 39 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Snow, possibly mixed with rain. Snow level 7100 feet. High near 35. Breezy, with a west wind around 24 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, possibly mixed with rain. Snow level 7100 feet. Low around 33. Southwest wind 18 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Monday
Rain, possibly mixed with snow before 10am, then rain between 10am and 1pm, then rain, possibly mixed with snow after 1pm. Snow level 7500 feet rising to 8100 feet in the afternoon. High near 37. Breezy, with a southwest wind 21 to 24 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday Night
Rain. Low around 37. Windy, with a southwest wind 30 to 32 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Rain before 1pm, then rain, possibly mixed with snow. High near 41. West wind 18 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
Rain. Low around 39. Windy. Chance of precipitation is 90%.
Wednesday
Rain before 1pm, then rain, possibly mixed with snow. High near 41. Breezy. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Rain, possibly mixed with snow. Low around 38. Breezy. Chance of precipitation is 80%.
Thursday
A chance of rain and snow, mainly before 4pm. Snow level 7800 feet. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.
Thursday Night
A slight chance of rain and snow before 10pm. Snow level 7700 feet. Mostly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 43.
Friday Night
A slight chance of rain. Snow level 7300 feet. Partly cloudy, with a low around 34.
Saturday
A chance of rain and snow. Snow level 7000 feet. Mostly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNE Mount Bachelor OR
 44.1°N 121.65°W (Elev. 6867 ft)
9:15 am PST Dec 7, 2025
11am PST Dec 7, 2025-6pm PST Dec 13, 2025
 
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Additional Resources

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