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

82°F

28°C

Humidity 58%
Wind Speed N 0 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 09 Sep 01:35 AM PDT
Extended Forecast for

2 Miles SSE Irvine CA

Heat Advisory September 9, 08:00pm until September 10, 08:00pm
Coastal Flood Advisory September 9, 01:59am until September 9, 11:00pm
Extreme Heat Warning September 9, 01:59am until September 9, 08:00pm
Click here for hazard details and duration
Heat Advisory
Coastal Flood Advisory
Extreme Heat Warning
  •  
    Coastal Flood Advisory September 9, 01:59am until September 9, 11:00pm
    Extreme Heat Warning September 9, 01:59am until September 9, 08:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 76 °F

    Slight Chance
    Sprinkles

  • Wednesday

    Wednesday: Sunny, with a high near 104. Heat index values as high as 115. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 104 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. West wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 92. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71. Southeast wind around 5 mph.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 11pm. Otherwise, mostly clear, with a low around 67.

    Low: 67 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 82.

    High: 82 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Overnight
A slight chance of sprinkles. Mostly clear, with a low around 76. Calm wind.
Wednesday
Sunny, with a high near 104. Heat index values as high as 115. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 75. West wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 92. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 71. Southeast wind around 5 mph.
Friday
Sunny, with a high near 86.
Friday Night
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 67.
Saturday
Patchy fog before 11am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 82.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 63.
Monday
Sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Sunny, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Irvine CA
 33.66°N 117.81°W (Elev. 187 ft)
Last Update:
1:36 am PDT Sep 9, 2026
Forecast Valid:
1am PDT Sep 9, 2026-6pm PDT Sep 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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