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

55°F

13°C

Humidity 66%
Wind Speed SSW 21 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 45°F (7°C)
Visibility NA
Last update 08 Dec 12:55 PM PST
Extended Forecast for

3 Miles S Sisters OR

  • This Afternoon

    This Afternoon: Rain.  High near 54. Southwest wind around 14 mph, with gusts as high as 36 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Rain

  • Tonight

    Tonight: Rain, mainly after 1am.  Low around 41. Southeast wind around 14 mph, with gusts as high as 31 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain

  • Tuesday

    Tuesday: Rain.  High near 54. South wind around 10 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 45. Southwest wind around 10 mph, with gusts as high as 26 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain.  Partly sunny, with a high near 56. Southwest wind around 10 mph, with gusts as high as 28 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly before 4am.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 10am.  Partly sunny, with a high near 56.

    High: 56 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain. High near 54. Southwest wind around 14 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly after 1am. Low around 41. Southeast wind around 14 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain. High near 54. South wind around 10 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain. Low around 45. Southwest wind around 10 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 50 percent chance of rain. Partly sunny, with a high near 56. Southwest wind around 10 mph, with gusts as high as 28 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 30 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 40.
Thursday
A 20 percent chance of rain before 10am. Partly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 35.
Saturday
A slight chance of rain. Mostly sunny, with a high near 58.
Saturday Night
A chance of rain. Partly cloudy, with a low around 35.
Sunday
A chance of rain. Partly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Sisters OR
 44.25°N 121.53°W (Elev. 3399 ft)
1:30 pm PST Dec 8, 2025
2pm PST Dec 8, 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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