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

Osoyoos Automatic Weather Reporting System (CWYY)

Lat: 49.02827°NLon: 119.44099°WElev: 928.0ft.

NA

36°F

2°C

Humidity 101%
Wind Speed SSE 2 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 24 Dec 10:00 PM PST
Extended Forecast for

18 Miles NW Republic WA

  • Tonight

    Tonight: Increasing clouds, with a low around 28. Calm wind.

    Low: 28 °F

    Increasing
    Clouds

  • Christmas Day

    Christmas Day: Snow, possibly mixed with rain, mainly after 1pm.  High near 36. Calm wind.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Chance Snow
    then
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow likely before 8pm, then rain likely between 8pm and 10pm, then a chance of rain and snow after 10pm.  Snow level 3700 feet lowering to 3100 feet after midnight . Mostly cloudy, with a low around 29. Light south wind.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 29 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Friday

    Friday: Snow likely, mainly between 10am and 4pm.  Mostly cloudy, with a high near 36. South wind 3 to 8 mph. Winds could gust as high as 18 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow Likely

  • Friday Night

    Friday Night: A 50 percent chance of snow before 10pm.  Mostly cloudy, with a low around 12. Northwest wind around 7 mph.  New snow accumulation of less than one inch possible.

    Low: 12 °F

    Chance Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 25.

    High: 25 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 10.

    Low: 10 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Sunday Night

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

    Low: 15 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 28. Calm wind.
Christmas Day
Snow, possibly mixed with rain, mainly after 1pm. High near 36. Calm wind. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday Night
Rain and snow likely before 8pm, then rain likely between 8pm and 10pm, then a chance of rain and snow after 10pm. Snow level 3700 feet lowering to 3100 feet after midnight . Mostly cloudy, with a low around 29. Light south wind. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday
Snow likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 36. South wind 3 to 8 mph. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday Night
A 50 percent chance of snow before 10pm. Mostly cloudy, with a low around 12. Northwest wind around 7 mph. New snow accumulation of less than one inch possible.
Saturday
Sunny, with a high near 25.
Saturday Night
Mostly cloudy, with a low around 10.
Sunday
Partly sunny, with a high near 26.
Sunday Night
Mostly cloudy, with a low around 15.
Monday
Partly sunny, with a high near 30.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Partly sunny, with a high near 33.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
Mostly cloudy, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NW Republic WA
 48.86°N 118.98°W (Elev. 2799 ft)
9:17 pm PST Dec 24, 2025
10pm PST Dec 24, 2025-6pm PST Dec 31, 2025
 
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Additional Resources

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