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

47°F

8°C

Humidity 85%
Wind Speed ENE 0 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 43°F (6°C)
Visibility NA
Last update 21 Jan 06:40 AM PST
Extended Forecast for

5 Miles NNW Rancho Santa Margarita CA

Dense Fog Advisory January 21, 06:57am until January 21, 09:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory January 21, 06:57am until January 21, 09:00am

    NOW until 9:00am Wed

    Dense Fog Advisory

  • Today

    High: 68 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. Southeast wind around 5 mph.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers after 10am. Mostly cloudy, with a high near 64. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers. Mostly cloudy, with a low around 50. South wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers. Partly sunny, with a high near 61. Light and variable wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 20%.

    High: 61 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Today
Mostly cloudy, with a high near 68. East wind around 5 mph becoming southwest in the afternoon.
Tonight
Mostly cloudy, with a low around 50. Southeast wind around 5 mph.
Thursday
A chance of showers after 10am. Mostly cloudy, with a high near 64. Southeast wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 50. South wind around 5 mph becoming calm. Chance of precipitation is 20%.
Friday
A slight chance of showers. Partly sunny, with a high near 61. Light and variable wind becoming southwest 5 to 10 mph in the morning. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 49.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Rancho Santa Margarita CA
 33.71°N 117.62°W (Elev. 1795 ft)
Last Update:
2:36 am PST Jan 21, 2026
Forecast Valid:
6am PST Jan 21, 2026-6pm PST Jan 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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