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

73°F

23°C

Humidity 52%
Wind Speed WNW 0 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 54°F (12°C)
Visibility NA
Last update 24 Aug 09:25 PM PDT
Extended Forecast for

Lake Forest CA

  • Tonight

    Tonight: Mostly clear, with a low around 68. Southwest wind around 5 mph becoming calm.

    Low: 68 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 86. Light southwest wind becoming west 5 to 10 mph in the afternoon.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 65. Southwest wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Patchy Fog

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 64.

    Low: 64 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 87.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 64.

    Low: 64 °F

    Patchy Fog

Detailed Forecast

Tonight
Mostly clear, with a low around 68. Southwest wind around 5 mph becoming calm.
Monday
Sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 86. Light southwest wind becoming west 5 to 10 mph in the afternoon.
Tuesday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 65. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 64.
Thursday
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 87.
Thursday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 64.
Friday
Patchy fog before 11am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 86.
Friday Night
Patchy fog. Otherwise, partly cloudy, with a low around 64.
Saturday
Patchy fog. Otherwise, partly sunny, then gradually becoming sunny, with a high near 87.
Saturday Night
Increasing clouds, with a low around 65.
Sunday
Patchy fog. Otherwise, partly sunny, then gradually becoming sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Forest CA
 33.65°N 117.69°W (Elev. 449 ft)
Last Update:
1:15 pm PDT Aug 24, 2025
Forecast Valid:
9pm PDT Aug 24, 2025-6pm PDT Aug 31, 2025
 
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Additional Resources

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