National Weather Service Forecast for: 8 Miles NNE Lake Forest CA
Issued by: National Weather Service San Diego, CA
Updated: 12:35 pm PST Dec 22, 2025
 
Tonight

Tonight: Cloudy, with a low around 52. Calm wind becoming south around 5 mph.
Cloudy

 Tuesday

Tuesday: Showers likely, mainly after 4pm. Mostly cloudy, with a high near 63. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Slight Chance
Showers then
Showers
Likely
 Tuesday
Night
Tuesday Night: Showers. The rain could be heavy at times. Low around 55. Breezy, with a south wind 15 to 20 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Heavy Rain
and Breezy

 Wednesday

Wednesday: Showers, with thunderstorms also possible after 10am. Some of the storms could produce heavy rainfall. High near 61. Windy, with a south wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.
Heavy Rain
and Windy

 Wednesday
Night
Wednesday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 54. South wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Heavy Rain

 Christmas
Day
Christmas Day: Showers. The rain could be heavy at times. High near 62. Chance of precipitation is 80%.
Heavy Rain

 Thursday
Night
Thursday Night: Showers. Low around 52. Chance of precipitation is 90%.
Showers

 Friday

Friday: Showers. Mostly cloudy, with a high near 59.
Showers

 Friday
Night
Friday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 46.
Showers
Likely
Lo 52 °F Hi 63 °F Lo 55 °F Hi 61 °F Lo 54 °F Hi 62 °F Lo 52 °F Hi 59 °F Lo 46 °F

Flood Watch
Wind Advisory
 

Tonight
 
 Cloudy, with a low around 52. Calm wind becoming south around 5 mph.
Tuesday
 
 Showers likely, mainly after 4pm. Mostly cloudy, with a high near 63. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
 
 Showers. The rain could be heavy at times. Low around 55. Breezy, with a south wind 15 to 20 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Wednesday
 
 Showers, with thunderstorms also possible after 10am. Some of the storms could produce heavy rainfall. High near 61. Windy, with a south wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.
Wednesday Night
 
 Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 54. South wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Christmas Day
 
 Showers. The rain could be heavy at times. High near 62. Chance of precipitation is 80%.
Thursday Night
 
 Showers. Low around 52. Chance of precipitation is 90%.
Friday
 
 Showers. Mostly cloudy, with a high near 59.
Friday Night
 
 Showers likely, mainly before 10pm. Mostly cloudy, with a low around 46.
Saturday
 
 A slight chance of showers. Mostly sunny, with a high near 59.
Saturday Night
 
 A slight chance of showers. Partly cloudy, with a low around 45.
Sunday
 
 Sunny, with a high near 62.
Sunday Night
 
 Partly cloudy, with a low around 47.
Monday
 
 A slight chance of showers. Mostly sunny, with a high near 64.

 

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