Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

Joseph State Airport AWOS (KJSY)

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

Clear

39°F

4°C

Humidity 70%
Wind Speed NNW 5 MPH
Barometer 29.71 in (1006.1 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 25 Dec 06:15 PM PST
Extended Forecast for

2 Miles SSE Joseph OR

  • Tonight

    Tonight: Snow likely, possibly mixed with rain, mainly after 1am.  Snow level 5900 feet lowering to 4800 feet. Mostly cloudy, with a low around 32. South wind around 7 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 32 °F

    Rain/Snow
    Likely

  • Friday

    Friday: Snow likely, possibly mixed with rain, becoming all snow after 7am.  Partly sunny, with a high near 37. Southwest wind 7 to 9 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Friday Night

    Friday Night: Snow.  Low around 21. West wind around 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 21 °F

    Snow

  • Saturday

    Saturday: Snow likely, mainly before 10am.  Mostly cloudy, with a high near 26. Northwest wind around 8 mph, with gusts as high as 18 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 26 °F

    Snow Likely
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 12. Calm wind.

    Low: 12 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow likely, possibly mixed with rain, mainly after 1am. Snow level 5900 feet lowering to 4800 feet. Mostly cloudy, with a low around 32. South wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Friday
Snow likely, possibly mixed with rain, becoming all snow after 7am. Partly sunny, with a high near 37. Southwest wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Friday Night
Snow. Low around 21. West wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday
Snow likely, mainly before 10am. Mostly cloudy, with a high near 26. Northwest wind around 8 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday Night
Mostly cloudy, with a low around 12. Calm wind.
Sunday
Mostly sunny, with a high near 29.
Sunday Night
Partly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 35.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Partly sunny, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 28.
New Year's Day
A chance of snow. Mostly cloudy, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Joseph OR
 45.33°N 117.21°W (Elev. 4370 ft)
3:30 pm PST Dec 25, 2025
6pm PST Dec 25, 2025-6pm PST Jan 1, 2026
 
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Additional Resources

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