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

38°F

3°C

Humidity 73%
Wind Speed SE 4 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 25 Dec 08:15 PM PST
Extended Forecast for

13 Miles SSW Joseph OR

  • Tonight

    Tonight: Snow, mainly after 1am. The snow could be heavy at times.  Steady temperature around 24. South wind around 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 80%. Total nighttime snow accumulation of 4 to 8 inches possible.

    Low: 24 °F

    Chance Snow
    then Heavy
    Snow

  • Friday

    Friday: Snow. The snow could be heavy at times.  High near 25. Southwest wind 18 to 20 mph, with gusts as high as 34 mph.  Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.

    High: 25 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times.  Low around 12. Wind chill values as low as -7. Breezy, with a west wind 20 to 23 mph, with gusts as high as 39 mph.  Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 12 °F

    Heavy Snow
    and Breezy

  • Saturday

    Saturday: Snow.  High near 13. Wind chill values as low as -6. Northwest wind 16 to 18 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 13 °F

    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 5. Northwest wind 6 to 10 mph.

    Low: 5 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 19.

    High: 19 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow, mainly after 1am. The snow could be heavy at times. Steady temperature around 24. South wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 4 to 8 inches possible.
Friday
Snow. The snow could be heavy at times. High near 25. Southwest wind 18 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of 4 to 8 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around 12. Wind chill values as low as -7. Breezy, with a west wind 20 to 23 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Saturday
Snow. High near 13. Wind chill values as low as -6. Northwest wind 16 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
Mostly cloudy, with a low around 5. Northwest wind 6 to 10 mph.
Sunday
Mostly sunny, with a high near 19.
Sunday Night
Partly cloudy, with a low around 11.
Monday
Partly sunny, with a high near 22.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Partly sunny, with a high near 25.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
Partly sunny, with a high near 28.
Wednesday Night
A slight chance of snow. Mostly cloudy, with a low around 21.
New Year's Day
A chance of snow. Mostly cloudy, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles SSW Joseph OR
 45.16°N 117.33°W (Elev. 7881 ft)
3:30 pm PST Dec 25, 2025
8pm PST Dec 25, 2025-6pm PST Jan 1, 2026
 
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Additional Resources

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