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

FORT HUNTER LIGGETT (FHLC1)

Lat: 36.01175°NLon: 121.24168°WElev: 1116.0ft.

NA

55°F

13°C

Humidity 78%
Wind Speed SSW 11 MPH
Barometer NA
Dewpoint 48°F (9°C)
Visibility NA
Last update 25 Dec 09:25 AM PST
Extended Forecast for

13 Miles NW Lake San Antonio CA

Flood Watch December 25, 10:17am until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch December 25, 10:17am until December 26, 10:00pm

    NOW until 10:00pm Fri

    Flood Watch

  • Christmas Day

    High: 58 °F

    Rain then
    Severe
    Thunderstorms

  • Tonight

    Tonight: Rain before 7pm, then showers and possibly a thunderstorm between 7pm and 10pm, then rain after 10pm. Some of the storms could be severe.  Low around 43. Breezy, with a south wind 18 to 23 mph becoming east 8 to 13 mph after midnight. Winds could gust as high as 47 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Severe
    Thunderstorms
    and Breezy
    then Rain

  • Friday

    Friday: Rain.  High near 56. South southwest wind 6 to 9 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Rain

  • Friday Night

    Friday Night: Rain likely, mainly before 10pm.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 37. Calm wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Rain Likely
    then Chance
    Rain and
    Patchy Fog

  • Saturday

    Saturday: A 30 percent chance of rain, mainly before 10am.  Patchy fog before 7am.  Otherwise, mostly sunny, with a high near 57. Calm wind becoming north northwest 5 to 7 mph in the morning.

    High: 57 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday Night

    Saturday Night: Patchy fog after 1am. Patchy frost after 2am.  Otherwise, mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear
    then Patchy
    Frost and
    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 10am. Areas of frost before 9am.  Otherwise, sunny, with a high near 59.

    High: 59 °F

    Areas Frost
    and Patchy
    Fog then
    Sunny

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 5am.  Otherwise, mostly clear, with a low around 32.

    Low: 32 °F

    Clear then
    Frost

Detailed Forecast

Christmas Day
Rain before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then rain after 4pm. Some of the storms could be severe. High near 58. South wind 15 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain before 7pm, then showers and possibly a thunderstorm between 7pm and 10pm, then rain after 10pm. Some of the storms could be severe. Low around 43. Breezy, with a south wind 18 to 23 mph becoming east 8 to 13 mph after midnight. Winds could gust as high as 47 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain. High near 56. South southwest wind 6 to 9 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain likely, mainly before 10pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 37. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 30 percent chance of rain, mainly before 10am. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 57. Calm wind becoming north northwest 5 to 7 mph in the morning.
Saturday Night
Patchy fog after 1am. Patchy frost after 2am. Otherwise, mostly clear, with a low around 32.
Sunday
Patchy fog before 10am. Areas of frost before 9am. Otherwise, sunny, with a high near 59.
Sunday Night
Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 32.
Monday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 64.
Monday Night
Patchy frost after 3am. Otherwise, mostly clear, with a low around 35.
Tuesday
Areas of frost. Otherwise, sunny, with a high near 68.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
A slight chance of rain. Partly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NW Lake San Antonio CA
 35.96°N 121.19°W (Elev. 948 ft)
8:59 am PST Dec 25, 2025
10am PST Dec 25, 2025-6pm PST Dec 31, 2025
 
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Additional Resources

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