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.

Overcast

72°F

22°C

Humidity 83%
Wind Speed SE 5 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 02 Aug 07:20 AM PDT
Extended Forecast for

3 Miles S Irvine CA

Heat Advisory August 2, 07:32am until August 2, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 2, 07:32am until August 2, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • Today

    High: 83 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 82. Light west wind becoming southwest 5 to 10 mph in the morning.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm after midnight.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 82. Light south wind becoming southwest 5 to 10 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 81.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Today
Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 83. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Tonight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening.
Monday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 82. Light west wind becoming southwest 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm after midnight.
Tuesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 82. Light south wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 65.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 67.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 66.
Saturday
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Irvine CA
 33.63°N 117.83°W (Elev. 325 ft)
Last Update:
12:51 am PDT Aug 2, 2026
Forecast Valid:
7am PDT Aug 2, 2026-6pm PDT Aug 8, 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