National Weather Service Forecast for: Alpine CA
Issued by: National Weather Service San Diego, CA
Updated: 12:35 pm PST Dec 22, 2025
 
Tonight

Tonight: Cloudy, with a low around 54. Calm wind.
Cloudy

 Tuesday

Tuesday: A chance of showers after 10am. Mostly cloudy, with a high near 64. Light southwest wind becoming south 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 30%.
Chance
Showers

 Tuesday
Night
Tuesday Night: Showers likely, mainly after 10pm. The rain could be heavy at times. Cloudy, with a low around 57. Southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Heavy Rain

 Wednesday

Wednesday: Showers likely, then showers and possibly a thunderstorm after 10am. Some of the storms could produce heavy rainfall. High near 64. Windy, with a south wind 25 to 30 mph decreasing to 15 to 20 mph. Winds could gust as high as 45 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Heavy Rain
and Windy

 Wednesday
Night
Wednesday Night: Showers and possibly a thunderstorm. Low around 58. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Showers

 Christmas
Day
Christmas Day: Showers likely, mainly before 10am. Cloudy, with a high near 62. Chance of precipitation is 70%.
Showers
Likely then
Chance
Showers
 Thursday
Night
Thursday Night: Showers, mainly after 10pm. Low around 55. Chance of precipitation is 80%.
Showers

 Friday

Friday: Showers. Mostly cloudy, with a high near 57.
Showers

 Friday
Night
Friday Night: A chance of showers. Mostly cloudy, with a low around 49.
Chance
Showers
Lo 54 °F Hi 64 °F Lo 57 °F Hi 64 °F Lo 58 °F Hi 62 °F Lo 55 °F Hi 57 °F Lo 49 °F

Flood Watch
Wind Advisory
 

Tonight
 
 Cloudy, with a low around 54. Calm wind.
Tuesday
 
 A chance of showers after 10am. Mostly cloudy, with a high near 64. Light southwest wind becoming south 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 30%.
Tuesday Night
 
 Showers likely, mainly after 10pm. The rain could be heavy at times. Cloudy, with a low around 57. Southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
 
 Showers likely, then showers and possibly a thunderstorm after 10am. Some of the storms could produce heavy rainfall. High near 64. Windy, with a south wind 25 to 30 mph decreasing to 15 to 20 mph. Winds could gust as high as 45 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Wednesday Night
 
 Showers and possibly a thunderstorm. Low around 58. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Christmas Day
 
 Showers likely, mainly before 10am. Cloudy, with a high near 62. Chance of precipitation is 70%.
Thursday Night
 
 Showers, mainly after 10pm. Low around 55. Chance of precipitation is 80%.
Friday
 
 Showers. Mostly cloudy, with a high near 57.
Friday Night
 
 A chance of showers. Mostly cloudy, with a low around 49.
Saturday
 
 A slight chance of showers. Mostly sunny, with a high near 58.
Saturday Night
 
 A slight chance of showers. Partly cloudy, with a low around 46.
Sunday
 
 Sunny, with a high near 60.
Sunday Night
 
 Partly cloudy, with a low around 49.
Monday
 
 A slight chance of showers. Mostly sunny, with a high near 64.

 

Forecast from NOAA-NWS for Alpine CA.