National Weather Service Forecast for: Alpine CA
Issued by: National Weather Service San Diego, CA
Updated: 12:14 pm PDT Apr 6, 2026
 
Tonight

Tonight: Mostly clear, with a low around 54. Calm wind.
Mostly Clear

Tuesday

Tuesday: Sunny, with a high near 77. Light and variable wind becoming west 5 to 10 mph in the morning.
Sunny

Tuesday
Night
Tuesday Night: Mostly clear, with a low around 56. West wind around 5 mph becoming calm  in the evening.
Mostly Clear

Wednesday

Wednesday: Sunny, with a high near 77. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunny

Wednesday
Night
Wednesday Night: Increasing clouds, with a low around 56. West wind around 5 mph becoming calm.
Increasing
Clouds
Thursday

Thursday: Patchy fog before 11am.  Otherwise, partly sunny, with a high near 74.
Patchy Fog
then Partly
Sunny
Thursday
Night
Thursday Night: Mostly cloudy, with a low around 56.
Mostly Cloudy

Friday

Friday: Mostly sunny, with a high near 73.
Mostly Sunny

Friday
Night
Friday Night: A chance of showers after 11pm.  Increasing clouds, with a low around 56.
Chance
Showers
Lo 54 °F Hi 77 °F Lo 56 °F Hi 77 °F Lo 56 °F Hi 74 °F Lo 56 °F Hi 73 °F Lo 56 °F

 

Tonight
 
Mostly clear, with a low around 54. Calm wind.
Tuesday
 
Sunny, with a high near 77. Light and variable wind becoming west 5 to 10 mph in the morning.
Tuesday Night
 
Mostly clear, with a low around 56. West wind around 5 mph becoming calm in the evening.
Wednesday
 
Sunny, with a high near 77. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
 
Increasing clouds, with a low around 56. West wind around 5 mph becoming calm.
Thursday
 
Patchy fog before 11am. Otherwise, partly sunny, with a high near 74.
Thursday Night
 
Mostly cloudy, with a low around 56.
Friday
 
Mostly sunny, with a high near 73.
Friday Night
 
A chance of showers after 11pm. Increasing clouds, with a low around 56.
Saturday
 
Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 64.
Saturday Night
 
A chance of showers. Mostly cloudy, with a low around 54.
Sunday
 
A chance of showers. Partly sunny, with a high near 62.
Sunday Night
 
Mostly cloudy, with a low around 52.
Monday
 
Partly sunny, with a high near 67.

 

Forecast from NOAA-NWS for Alpine CA.