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 >

Hazardous Weather Conditions

Current conditions at

BOONVILLE (BNVC1)

Lat: 38.98736°NLon: 123.34846°WElev: 644.0ft.

NA

51°F

11°C

Humidity 82%
Wind Speed SE 7 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 25 Dec 03:50 PM PST
Extended Forecast for

Philo CA

Flood Watch December 25, 04:37pm until December 26, 10:00pm
Wind Advisory December 25, 04:37pm until December 26, 10:00am
Click here for hazard details and duration
Flood Watch
Wind Advisory
  •  
    Flood Watch December 25, 04:37pm until December 26, 10:00pm
    Wind Advisory December 25, 04:37pm until December 26, 10:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Christmas Day

    High: 53 °F

    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Low around 43. Breezy, with a south southeast wind 10 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 43 °F

    Showers and
    Breezy

  • Friday

    Friday: Showers, with thunderstorms also possible after 1pm. High near 55. Southeast wind 11 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 38. East wind 6 to 11 mph becoming north after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 53. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 53 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 10pm. Otherwise, mostly clear, with a low around 33. Calm wind.

    Low: 33 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 60.

    High: 60 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Patchy fog before 10pm. Otherwise, mostly clear, with a low around 35.

    Low: 35 °F

    Patchy Fog
    then Mostly
    Clear

Detailed Forecast

Christmas Day
Showers and possibly a thunderstorm. High near 53. South southeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm. Low around 43. Breezy, with a south southeast wind 10 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Showers, with thunderstorms also possible after 1pm. High near 55. Southeast wind 11 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 38. East wind 6 to 11 mph becoming north after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 53. Calm wind becoming north northwest around 6 mph in the afternoon.
Saturday Night
Patchy fog after 10pm. Otherwise, mostly clear, with a low around 33. Calm wind.
Sunday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 60.
Sunday Night
Patchy fog before 10pm. Otherwise, mostly clear, with a low around 35.
Monday
Sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 64.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Sunny, with a high near 63.
Wednesday Night
A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a low around 41.
New Year's Day
A chance of rain. Mostly cloudy, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Philo CA
 39.06°N 123.42°W (Elev. 581 ft)
Last Update:
1:10 pm PST Dec 25, 2025
Forecast Valid:
4pm PST Dec 25, 2025-6pm PST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation