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

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

Hurricane (PC557)

Lat: 45.43688°NLon: 117.28433°WElev: 3735.0ft.

NA

41°F

5°C

Humidity 85%
Wind Speed S 3 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 07 Dec 02:20 PM PST
Extended Forecast for

14 Miles N Imnaha OR

  • This Afternoon

    This Afternoon: Rain, possibly mixed with snow, mainly before 4pm. Snow level 6100 feet. High near 37. Southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.

    High: 37 °F

    Rain/Snow

  • Tonight

    Tonight: A chance of rain and snow before 7pm, then a chance of rain between 7pm and 10pm. Snow level 6200 feet lowering to 5500 feet after midnight . Mostly cloudy, with a low around 35. West wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 35 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Monday

    Monday: Rain likely, possibly mixed with snow before 1pm, then rain. Snow level 5800 feet rising to 7300 feet in the afternoon. High near 41. Southwest wind around 16 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow

  • Monday Night

    Monday Night: Rain. Low around 37. Breezy, with a southwest wind 23 to 26 mph, with gusts as high as 49 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Rain and snow. Snow level 6400 feet lowering to 5500 feet in the afternoon . High near 41. Breezy, with a southwest wind 17 to 22 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow, becoming all rain after 10pm. Low around 36. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow
    then Rain

  • Wednesday

    Wednesday: Rain before 10am, then rain, possibly mixed with snow. High near 44. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain, possibly mixed with snow. Low around 39. Chance of precipitation is 80%.

    Low: 39 °F

    Rain/Snow

  • Thursday

    Thursday: Rain likely, possibly mixed with snow, mainly before 10am. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.

    High: 42 °F

    Rain/Snow
    Likely

Detailed Forecast

This Afternoon
Rain, possibly mixed with snow, mainly before 4pm. Snow level 6100 feet. High near 37. Southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of rain and snow before 7pm, then a chance of rain between 7pm and 10pm. Snow level 6200 feet lowering to 5500 feet after midnight . Mostly cloudy, with a low around 35. West wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Monday
Rain likely, possibly mixed with snow before 1pm, then rain. Snow level 5800 feet rising to 7300 feet in the afternoon. High near 41. Southwest wind around 16 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday Night
Rain. Low around 37. Breezy, with a southwest wind 23 to 26 mph, with gusts as high as 49 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain and snow. Snow level 6400 feet lowering to 5500 feet in the afternoon . High near 41. Breezy, with a southwest wind 17 to 22 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
Rain, possibly mixed with snow, becoming all rain after 10pm. Low around 36. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday
Rain before 10am, then rain, possibly mixed with snow. High near 44. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Rain, possibly mixed with snow. Low around 39. Chance of precipitation is 80%.
Thursday
Rain likely, possibly mixed with snow, mainly before 10am. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.
Thursday Night
A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 40.
Friday
Partly sunny, with a high near 44.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles N Imnaha OR
 45.76°N 116.85°W (Elev. 5200 ft)
Last Update:
2:30 pm PST Dec 7, 2025
Forecast Valid:
2pm PST Dec 7, 2025-6pm PST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation