Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

SISTERS (K6K5)

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

NA

48°F

9°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 43°F (6°C)
Visibility NA
Last update 08 Dec 09:55 AM PST
Extended Forecast for

Mount Bachelor OR

  • Today

    Today: Rain and snow likely before 1pm, then rain.  Snow level 7900 feet rising to 8500 feet. High near 36. Breezy, with a west wind around 22 mph, with gusts as high as 32 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

    High: 36 °F

    Rain/Snow
    Likely then
    Rain/Snow and
    Breezy

  • Tonight

    Tonight: Rain before 10pm, then rain, possibly mixed with snow.  Snow level 8100 feet rising to 8700 feet after midnight. Low around 34. Windy, with a west wind around 34 mph, with gusts as high as 55 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow and
    Windy

  • Tuesday

    Tuesday: Rain.  High near 40. Windy, with a west wind 25 to 30 mph decreasing to 18 to 23 mph in the morning. Winds could gust as high as 55 mph.  Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 40 °F

    Rain and
    Windy

  • Tuesday Night

    Tuesday Night: Rain.  Low around 38. Windy, with a west wind 25 to 30 mph, with gusts as high as 38 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 38 °F

    Rain and
    Windy

  • Wednesday

    Wednesday: Rain likely.  Snow level 8600 feet. Mostly cloudy, with a high near 39. Breezy, with a west wind 18 to 28 mph, with gusts as high as 37 mph.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 39 °F

    Rain Likely
    and Breezy

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am, then a chance of rain and snow.  Snow level 8100 feet. Mostly cloudy, with a low around 34. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow, mainly before 10am.  Snow level 7900 feet. Mostly sunny, with a high near 42. Chance of precipitation is 30%.

    High: 42 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Today
Rain and snow likely before 1pm, then rain. Snow level 7900 feet rising to 8500 feet. High near 36. Breezy, with a west wind around 22 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Rain before 10pm, then rain, possibly mixed with snow. Snow level 8100 feet rising to 8700 feet after midnight. Low around 34. Windy, with a west wind around 34 mph, with gusts as high as 55 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday
Rain. High near 40. Windy, with a west wind 25 to 30 mph decreasing to 18 to 23 mph in the morning. Winds could gust as high as 55 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Tuesday Night
Rain. Low around 38. Windy, with a west wind 25 to 30 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Rain likely. Snow level 8600 feet. Mostly cloudy, with a high near 39. Breezy, with a west wind 18 to 28 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A chance of rain before 1am, then a chance of rain and snow. Snow level 8100 feet. Mostly cloudy, with a low around 34. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday
A chance of rain and snow, mainly before 10am. Snow level 7900 feet. Mostly sunny, with a high near 42. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 32.
Saturday
A slight chance of snow. Mostly sunny, with a high near 44.
Saturday Night
A chance of snow. Partly cloudy, with a low around 30.
Sunday
A chance of snow. Partly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Bachelor OR
 43.99°N 121.68°W (Elev. 7638 ft)
9:17 am PST Dec 8, 2025
10am PST Dec 8, 2025-6pm PST Dec 14, 2025
 
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Additional Resources

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