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

Hazardous Weather Conditions

Current conditions at

CW5283 Foothill Ranch (C5283)

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

NA

74°F

23°C

Humidity 34%
Wind Speed NE 0 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 44°F (7°C)
Visibility NA
Last update 18 Mar 10:25 PM PDT
Extended Forecast for

3 Miles NNE Lake Forest CA

Heat Advisory March 18, 10:41pm until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 18, 10:41pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Tonight

    Low: 66 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 94. Calm wind becoming west around 5 mph in the afternoon.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 69. Northwest wind around 5 mph becoming calm.

    Low: 69 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 93. Calm wind becoming west around 5 mph in the afternoon.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 65. North wind around 5 mph becoming calm.

    Low: 65 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 62.

    Low: 62 °F

    Patchy Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

Tonight
Clear, with a low around 66. Calm wind.
Thursday
Sunny, with a high near 94. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 69. Northwest wind around 5 mph becoming calm.
Friday
Sunny, with a high near 93. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Clear, with a low around 65. North wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 87.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 62.
Sunday
Mostly sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 62.
Monday
Sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Lake Forest CA
 33.68°N 117.65°W (Elev. 988 ft)
Last Update:
10:02 pm PDT Mar 18, 2026
Forecast Valid:
10pm PDT Mar 18, 2026-6pm PDT Mar 25, 2026
 
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