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.

Clear

77°F

25°C

Humidity 78%
Wind Speed SSW 5 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 06 Oct 10:35 PM PDT
Extended Forecast for

Irvine CA

Extreme Heat Warning October 6, 10:54pm until October 8, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning October 6, 10:54pm until October 8, 08:00pm

    NOW until 8:00pm Thu

    Extreme Heat Warning

  • Tonight

    Low: 72 °F

    Mostly Clear

  • Wednesday

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

    High: 95 °F

    Sunny

  • Wednesday Night

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

    Low: 70 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 69. Southwest wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 72. Southwest wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 95. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 70. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 93. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 69. Southwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 89.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Partly sunny, with a high near 82.
Saturday Night
Mostly cloudy, with a low around 65.
Sunday
A chance of showers. Partly sunny, with a high near 76.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 61.
Columbus Day
A chance of showers. Partly sunny, with a high near 74.
Monday Night
A chance of showers. Mostly cloudy, with a low around 59.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Irvine CA
 33.68°N 117.84°W (Elev. 33 ft)
Last Update:
8:57 pm PDT Oct 6, 2026
Forecast Valid:
10pm PDT Oct 6, 2026-6pm PDT Oct 13, 2026
 
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