National Weather Service Forecast for: 8 Miles NNE Lake Forest CA
Issued by: National Weather Service San Diego, CA
Updated: 12:56 pm PST Dec 17, 2025
 
Tonight

Tonight: Mostly clear, with a low around 55. East wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly Clear
Thursday

Thursday: Sunny, with a high near 80. East wind 10 to 15 mph becoming light and variable  in the afternoon. Winds could gust as high as 25 mph.
Sunny
Thursday
Night
Thursday Night: Mostly clear, with a low around 56. Calm wind becoming east around 5 mph after midnight.
Mostly Clear
Friday

Friday: Sunny, with a high near 74. Calm wind becoming southwest around 5 mph.
Sunny
Friday
Night
Friday Night: Mostly clear, with a low around 52. Calm wind becoming east around 5 mph after midnight.
Mostly Clear
Saturday

Saturday: Mostly sunny, with a high near 70.
Mostly Sunny
Saturday
Night
Saturday Night: Partly cloudy, with a low around 53.
Partly Cloudy
Sunday

Sunday: Partly sunny, with a high near 70.
Partly Sunny
Sunday
Night
Sunday Night: Partly cloudy, with a low around 52.
Partly Cloudy
Lo 55 °F Hi 80 °F Lo 56 °F Hi 74 °F Lo 52 °F Hi 70 °F Lo 53 °F Hi 70 °F Lo 52 °F

Air Quality Alert
 

Tonight
 
Mostly clear, with a low around 55. East wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
 
Sunny, with a high near 80. East wind 10 to 15 mph becoming light and variable in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
 
Mostly clear, with a low around 56. Calm wind becoming east around 5 mph after midnight.
Friday
 
Sunny, with a high near 74. Calm wind becoming southwest around 5 mph.
Friday Night
 
Mostly clear, with a low around 52. Calm wind becoming east around 5 mph after midnight.
Saturday
 
Mostly sunny, with a high near 70.
Saturday Night
 
Partly cloudy, with a low around 53.
Sunday
 
Partly sunny, with a high near 70.
Sunday Night
 
Partly cloudy, with a low around 52.
Monday
 
Partly sunny, with a high near 69.
Monday Night
 
Mostly cloudy, with a low around 52.
Tuesday
 
A slight chance of showers. Partly sunny, with a high near 66.
Tuesday Night
 
A chance of showers. Mostly cloudy, with a low around 53.
Wednesday
 
Showers likely. Mostly cloudy, with a high near 64.

 

Forecast from NOAA-NWS for 8 Miles NNE Lake Forest CA.