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: 970.0ft.

NA

60°F

16°C

Humidity 91%
Wind Speed SE 0 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 57°F (14°C)
Visibility NA
Last update 14 Nov 09:55 PM PST
Extended Forecast for

Rancho Santa Margarita CA

Flood Watch November 15, 04:00am until November 15, 10:00pm
Click here for hazard details and duration
Flood Watch

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 56. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 56 °F

    Heavy Rain

  • Saturday

    Saturday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 62. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 62 °F

    Heavy Rain

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 50. Southeast wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers

  • Sunday

    Sunday: Showers likely, mainly before 10am. Mostly cloudy, with a high near 60. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 50. South wind around 5 mph becoming southeast after midnight. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely. Mostly cloudy, with a high near 60. Chance of precipitation is 70%.

    High: 60 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.

    Low: 49 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers. Partly sunny, with a high near 60.

    High: 60 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly before 10pm. Partly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 56. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 62. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Saturday Night
Showers and possibly a thunderstorm. Low around 50. Southeast wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely, mainly before 10am. Mostly cloudy, with a high near 60. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 50. South wind around 5 mph becoming southeast after midnight. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers likely. Mostly cloudy, with a high near 60. Chance of precipitation is 70%.
Monday Night
Showers likely. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Tuesday
A chance of showers. Partly sunny, with a high near 60.
Tuesday Night
A chance of showers, mainly before 10pm. Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 49.
Thursday
A chance of showers. Partly sunny, with a high near 63.
Thursday Night
A chance of showers. The rain could be heavy at times. Mostly cloudy, with a low around 50.
Friday
A chance of showers. Partly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rancho Santa Margarita CA
 33.66°N 117.61°W (Elev. 1198 ft)
Last Update:
8:15 pm PST Nov 14, 2025
Forecast Valid:
10pm PST Nov 14, 2025-6pm PST Nov 21, 2025
 
Forecast Discussion
 
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Additional Resources

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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