Hazardous Weather Conditions

Current conditions at

John Wayne-Orange County Airport (KSNA)

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

Clear

70°F

21°C

Humidity 43%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 13 Mar 12:35 AM PDT
Extended Forecast for

3 Miles WNW Irvine CA

Heat Advisory March 13, 12:54am until March 13, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 13, 12:54am until March 13, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Overnight

    Low: 59 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 84. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 11pm.  Otherwise, partly 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, mostly sunny, with a high near 75. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 75 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. South wind around 5 mph becoming calm  in the evening.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 80.

    High: 80 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 83.

    High: 83 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Overnight
Clear, with a low around 59. South wind around 5 mph becoming calm.
Friday
Sunny, with a high near 84. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Friday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 59. South wind around 5 mph becoming calm after midnight.
Saturday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 75. Light south wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 56. South wind around 5 mph becoming calm in the evening.
Sunday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 58.
Monday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Clear, with a low around 62.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Irvine CA
 33.67°N 117.86°W (Elev. 3 ft)
12:24 am PDT Mar 13, 2026
12am PDT Mar 13, 2026-6pm PDT Mar 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database