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Hazardous Weather Conditions

Current conditions at

DW3973 Corona Horsethief CA US (D3973)

Lat: 33.731°NLon: 117.43317°WElev: 1412.47ft.

NA

90°F

32°C

Humidity 33%
Wind Speed W 5 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 57°F (14°C)
Visibility NA
Heat Index89°F (32°C)
Last update 22 Aug 07:41 PM PDT
Extended Forecast for

5 Miles NE Rancho Santa Margarita CA

Extreme Heat Watch August 25, 10:00am until August 28, 08:00pm
Heat Advisory August 22, 07:47pm until August 25, 10:00am
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory
  •  
    Heat Advisory August 22, 07:47pm until August 25, 10:00am

    NOW until 10:00am Tue

    Heat Advisory

  • Tonight

    Low: 75 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 95. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76. West wind around 5 mph becoming calm.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93. East wind 5 to 10 mph becoming west in the morning.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. West wind around 5 mph becoming calm.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 97.

    High: 97 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 100.

    High: 100 °F

    Sunny

Detailed Forecast

Tonight
Clear, with a low around 75. Southwest wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 95. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 76. West wind around 5 mph becoming calm.
Monday
Sunny, with a high near 93. East wind 5 to 10 mph becoming west in the morning.
Monday Night
Mostly clear, with a low around 76. West wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 97.
Tuesday Night
Mostly clear, with a low around 77.
Wednesday
Sunny, with a high near 100.
Wednesday Night
Mostly clear, with a low around 78.
Thursday
Sunny, with a high near 100.
Thursday Night
Partly cloudy, with a low around 77.
Friday
Sunny, with a high near 100.
Friday Night
Mostly clear, with a low around 76.
Saturday
Sunny, with a high near 97.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Rancho Santa Margarita CA
 33.67°N 117.53°W (Elev. 1939 ft)
Last Update:
1:41 pm PDT Aug 22, 2026
Forecast Valid:
7pm PDT Aug 22, 2026-6pm PDT Aug 29, 2026
 
Forecast Discussion
 
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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