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

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.

Partly Cloudy

45°F

7°C

Humidity 57%
Wind Speed ESE 20 MPH
Barometer 29.62 in (1003.05 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 25 Dec 04:35 AM PST
Extended Forecast for

Joseph OR

  • Overnight

    Overnight: A 30 percent chance of rain. Partly cloudy, with a steady temperature around 35. Southeast wind around 6 mph.

    Low: 35 °F

    Chance Rain

  • Christmas Day

    Christmas Day: A chance of rain before 7am, then a chance of rain after 10am. Mostly sunny, with a high near 45. South wind 6 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A slight chance of rain before 10pm, then snow, possibly mixed with rain. Snow level 5000 feet lowering to 4400 feet after midnight . Low around 30. South wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Slight Chance
    Rain/Snow
    then
    Rain/Snow

  • Friday

    Friday: Snow, possibly mixed with rain, becoming all snow after 7am. High near 39. Southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Rain/Snow
    then Snow
    Likely

  • Friday Night

    Friday Night: Snow, mainly before 4am. Low around 22. West wind around 8 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 22 °F

    Snow

  • Saturday

    Saturday: A 50 percent chance of snow, mainly before 10am. Mostly cloudy, with a high near 28. New snow accumulation of less than a half inch possible.

    High: 28 °F

    Chance Snow
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 31.

    High: 31 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of rain. Partly cloudy, with a steady temperature around 35. Southeast wind around 6 mph.
Christmas Day
A chance of rain before 7am, then a chance of rain after 10am. Mostly sunny, with a high near 45. South wind 6 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A slight chance of rain before 10pm, then snow, possibly mixed with rain. Snow level 5000 feet lowering to 4400 feet after midnight . Low around 30. South wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday
Snow, possibly mixed with rain, becoming all snow after 7am. High near 39. Southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday Night
Snow, mainly before 4am. Low around 22. West wind around 8 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Saturday
A 50 percent chance of snow, mainly before 10am. Mostly cloudy, with a high near 28. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly cloudy, with a low around 14.
Sunday
Sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 37.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Mostly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Joseph OR
 45.35°N 117.25°W (Elev. 4196 ft)
Last Update:
5:05 am PST Dec 25, 2025
Forecast Valid:
5am PST Dec 25, 2025-6pm PST Dec 31, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation