Hazardous Weather Conditions

Current conditions at

John Wayne-Orange County Airport (KSNA)

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

Clear

82°F

28°C

Humidity 47%
Wind Speed SSW 8 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 19 Mar 11:53 AM PDT
Extended Forecast for

3 Miles WNW Irvine CA

Heat Advisory March 19, 12:03pm until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 19, 12:03pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 89 °F

    Sunny

  • Tonight

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

    Low: 61 °F

    Mostly Clear

  • Friday

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

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 58.

    Low: 58 °F

    Patchy Fog

  • Sunday

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

    High: 80 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 89. Southwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 61. Southwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 87. Light northwest wind becoming southwest 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 59. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 58.
Sunday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Mostly sunny, with a high near 81.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Irvine CA
 33.67°N 117.86°W (Elev. 3 ft)
11:14 am PDT Mar 19, 2026
12pm PDT Mar 19, 2026-6pm PDT Mar 25, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database