National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

CW5283 Foothill Ranch (C5283)

Lat: 33.685°NLon: 117.65583°WElev: 986.91ft.

NA

61°F

16°C

Humidity 51%
Wind Speed NE 0 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 43°F (6°C)
Visibility NA
Last update 12 Nov 05:55 AM PST
Extended Forecast for

Lake Forest CA

  • Today

    Today: Sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Showers likely, mainly after 4am. Increasing clouds, with a low around 59. Calm wind becoming southeast around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 59 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before 10am. Partly sunny, with a high near 70. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after 10pm. Mostly cloudy, with a low around 58. Light and variable wind becoming southwest 5 to 10 mph in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 58 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 68. Southwest wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 68 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 10pm. Partly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    Showers

  • Monday

    Monday: A chance of showers. Mostly cloudy, with a high near 68.

    High: 68 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 80. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Showers likely, mainly after 4am. Increasing clouds, with a low around 59. Calm wind becoming southeast around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely, mainly before 10am. Partly sunny, with a high near 70. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 58. Light and variable wind becoming southwest 5 to 10 mph in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers likely, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 68. Southwest wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
A slight chance of showers after 10pm. Partly cloudy, with a low around 56.
Monday
A chance of showers. Mostly cloudy, with a high near 68.
Monday Night
Showers likely. Mostly cloudy, with a low around 53.
Tuesday
A chance of showers. Partly sunny, with a high near 65.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 51.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Forest CA
 33.65°N 117.67°W (Elev. 722 ft)
Last Update:
1:56 am PST Nov 12, 2026
Forecast Valid:
6am PST Nov 12, 2026-6pm PST Nov 18, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation