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

Hazardous Weather Conditions

Current conditions at

John Wayne-Orange County Airport (KSNA)

Lat: 33.6798°NLon: 117.8674°WElev: 39.0ft.

Partly Cloudy

81°F

27°C

Humidity 60%
Wind Speed S 10 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 31 Jul 10:53 AM PDT
Extended Forecast for

Irvine CA

Extreme Heat Warning until August 2, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning until August 2, 08:00pm

    NOW until 8:00pm Sun

    Extreme Heat Warning

  • Today

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 91. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 70. Southwest wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 88 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 69.

    Low: 69 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 86.

    High: 86 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 88. West wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 69. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 91. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 70. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 88. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Sunday Night
Increasing clouds, with a low around 69.
Monday
Partly sunny, then gradually becoming sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 67.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Irvine CA
 33.68°N 117.81°W (Elev. 56 ft)
Last Update:
12:45 am PDT Jul 31, 2026
Forecast Valid:
11am PDT Jul 31, 2026-6pm PDT Aug 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation