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

78°F

26°C

Humidity 25%
Wind Speed ESE 0 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 39°F (4°C)
Visibility NA
Heat Index78°F (26°C)
Last update 18 Oct 10:55 AM PDT
Extended Forecast for

4 Miles NNW Rancho Santa Margarita CA

  • Today

    Today: Sunny, with a high near 84. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 62. North wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. Calm wind becoming southeast around 5 mph.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. Southeast wind around 5 mph becoming southwest in the afternoon.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 11pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 58. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 40%.

    High: 73 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm, then showers after 11pm. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. Mostly cloudy, with a high near 67.

    High: 67 °F

    Showers

Detailed Forecast

Today
Sunny, with a high near 84. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Tonight
Clear, with a low around 62. North wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 59. Calm wind becoming southeast around 5 mph.
Tuesday
Sunny, with a high near 77. Southeast wind around 5 mph becoming southwest in the afternoon.
Tuesday Night
A slight chance of showers after 11pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 58. Chance of precipitation is 20%.
Wednesday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 40%.
Wednesday Night
Showers likely and possibly a thunderstorm, then showers after 11pm. Mostly cloudy, with a low around 56.
Thursday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 67.
Thursday Night
A chance of showers before 11pm. Partly cloudy, with a low around 52.
Friday
Sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 53.
Saturday
Sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Rancho Santa Margarita CA
 33.68°N 117.62°W (Elev. 1198 ft)
Last Update:
12:45 am PDT Oct 18, 2026
Forecast Valid:
11am PDT Oct 18, 2026-6pm PDT Oct 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation