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

59°F

15°C

Humidity 77%
Wind Speed N 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 12 Mar 07:53 AM PDT
Extended Forecast for

3 Miles WNW Irvine CA

Heat Advisory March 12, 10:00am until March 13, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny, with a high near 90. Light west wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. South wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 87. Light west wind becoming southwest 5 to 10 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 59. South wind around 5 mph becoming calm after midnight.

    Low: 59 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the afternoon.

    High: 80 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 81.

    High: 81 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 90. Light west wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Mostly clear, with a low around 61. South wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 87. Light west wind becoming southwest 5 to 10 mph in the afternoon.
Friday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 59. South wind around 5 mph becoming calm after midnight.
Saturday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 60.
Wednesday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Irvine CA
 33.67°N 117.86°W (Elev. 3 ft)
Last Update:
12:27 am PDT Mar 12, 2026
Forecast Valid:
8am PDT Mar 12, 2026-6pm PDT Mar 18, 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