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

Joseph State Airport AWOS (KJSY)

Lat: 45.355889°NLon: 117.254083°WElev: 4120.0ft.

Partly Cloudy

37°F

3°C

Humidity 74%
Wind Speed N 0 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 08 Dec 12:35 AM PST
Extended Forecast for

18 Miles NNE Halfway OR

  • Overnight

    Overnight: A slight chance of snow between 1am and 4am.  Mostly cloudy, with a low around 30. South wind around 7 mph.  Chance of precipitation is 20%.

    Low: 30 °F

    Slight Chance
    Snow

  • Monday

    Monday: A chance of snow before 10am, then rain, possibly mixed with snow.  Snow level rising to 6400 feet in the afternoon. High near 35. South wind 6 to 13 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Monday Night

    Monday Night: Rain, possibly mixed with snow, becoming all rain after 7pm.  Low around 34. South wind around 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow
    then Rain

  • Tuesday

    Tuesday: Rain before 1pm, then rain, possibly mixed with snow.  Snow level 7200 feet lowering to 6400 feet in the afternoon . High near 37. Southwest wind 7 to 10 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 37 °F

    Rain then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow, becoming all rain after 10pm.  Low around 35. Southwest wind 8 to 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow
    then Rain

  • Wednesday

    Wednesday: Rain before 10am, then rain, possibly mixed with snow between 10am and 1pm, then rain after 1pm.  High near 40. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain before 7pm, then rain, possibly mixed with snow.  Low around 36. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow

  • Thursday

    Thursday: Rain likely, possibly mixed with snow, becoming all rain after 1pm.  Mostly cloudy, with a high near 41. Chance of precipitation is 70%.

    High: 41 °F

    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of rain, mainly before 4am.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

Detailed Forecast

Overnight
A slight chance of snow between 1am and 4am. Mostly cloudy, with a low around 30. South wind around 7 mph. Chance of precipitation is 20%.
Monday
A chance of snow before 10am, then rain, possibly mixed with snow. Snow level rising to 6400 feet in the afternoon. High near 35. South wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday Night
Rain, possibly mixed with snow, becoming all rain after 7pm. Low around 34. South wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday
Rain before 1pm, then rain, possibly mixed with snow. Snow level 7200 feet lowering to 6400 feet in the afternoon . High near 37. Southwest wind 7 to 10 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday Night
Rain, possibly mixed with snow, becoming all rain after 10pm. Low around 35. Southwest wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday
Rain before 10am, then rain, possibly mixed with snow between 10am and 1pm, then rain after 1pm. High near 40. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Rain before 7pm, then rain, possibly mixed with snow. Low around 36. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
Rain likely, possibly mixed with snow, becoming all rain after 1pm. Mostly cloudy, with a high near 41. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 36.
Friday
A slight chance of rain before 10am. Partly sunny, with a high near 42.
Friday Night
Mostly cloudy, with a low around 32.
Saturday
Mostly sunny, with a high near 41.
Saturday Night
A slight chance of rain and snow. Snow level 6200 feet. Partly cloudy, with a low around 31.
Sunday
A chance of rain and snow. Snow level 5700 feet. Partly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNE Halfway OR
 45.12°N 116.98°W (Elev. 5384 ft)
12:46 am PST Dec 8, 2025
12am PST Dec 8, 2025-6pm PST Dec 14, 2025
 
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Additional Resources

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