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: 970.0ft.

NA

58°F

14°C

Humidity 90%
Wind Speed NNW 0 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 55°F (13°C)
Visibility NA
Last update 01 Nov 10:10 AM PDT
Extended Forecast for

Lake Forest CA

  • Today

    Today: Patchy fog before 11am. Otherwise, sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 58. Calm wind becoming northwest around 5 mph.

    Low: 58 °F

    Patchy Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 78. Calm wind becoming west around 5 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 56.

    Low: 56 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, sunny, with a high near 77.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 55.

    Low: 55 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 75.

    High: 75 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Patchy fog before 11am. Otherwise, sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 58. Calm wind becoming northwest around 5 mph.
Sunday
Mostly sunny, with a high near 78. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 58. Calm wind.
Monday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 56.
Tuesday
Patchy fog before 11am. Otherwise, sunny, with a high near 77.
Tuesday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 55.
Wednesday
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 75.
Wednesday Night
Increasing clouds, with a low around 56.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 75.
Thursday Night
Patchy fog. Otherwise, increasing clouds, with a low around 57.
Friday
Patchy fog. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 80.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Forest CA
 33.65°N 117.69°W (Elev. 449 ft)
Last Update:
1:55 am PDT Nov 1, 2025
Forecast Valid:
10am PDT Nov 1, 2025-6pm PST Nov 7, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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