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

62°F

17°C

Humidity 41%
Wind Speed NE 0 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 38°F (3°C)
Visibility NA
Last update 24 Feb 12:40 AM PST
Extended Forecast for

Lake Forest CA

  • Overnight

    Overnight: Partly cloudy, with a low around 56. Southeast wind around 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56. Calm wind becoming southeast around 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. Southeast wind around 5 mph becoming west in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 57. Southeast wind around 5 mph.

    Low: 57 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 80.

    High: 80 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 59.

    Low: 59 °F

    Patchy Fog

Detailed Forecast

Overnight
Partly cloudy, with a low around 56. Southeast wind around 5 mph.
Tuesday
Mostly sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 56. Calm wind becoming southeast around 5 mph.
Wednesday
Mostly sunny, with a high near 77. Southeast wind around 5 mph becoming west in the afternoon.
Wednesday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 57. Southeast wind around 5 mph.
Thursday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 82.
Friday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 59.
Saturday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 79.
Saturday Night
Patchy fog. Otherwise, partly cloudy, with a low around 57.
Sunday
Patchy fog. Otherwise, partly sunny, with a high near 76.
Sunday Night
Mostly cloudy, with a low around 56.
Monday
Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Forest CA
 33.65°N 117.69°W (Elev. 449 ft)
Last Update:
12:12 pm PST Feb 23, 2026
Forecast Valid:
1am PST Feb 24, 2026-6pm PST Mar 2, 2026
 
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Additional Resources

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Chance of Precipitation