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.

Partly Cloudy

82°F

28°C

Humidity 29%
Wind Speed SSW 6 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 18 Oct 12:53 PM PDT
Extended Forecast for

Irvine CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 86. Southwest wind around 10 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 64. Southwest wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Clear

  • Monday

    Monday: Patchy fog between 8am and 11am. Otherwise, sunny, with a high near 80. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. Southwest wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of rain, mainly after 11am. Partly sunny, with a high near 75. Chance of precipitation is 50%.

    High: 75 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Cloudy, with a low around 60.

    Low: 60 °F

    Showers

  • Thursday

    Thursday: Showers, mainly before 11am. Mostly cloudy, with a high near 70.

    High: 70 °F

    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 86. Southwest wind around 10 mph.
Tonight
Clear, with a low around 64. Southwest wind around 5 mph becoming calm in the evening.
Monday
Patchy fog between 8am and 11am. Otherwise, sunny, with a high near 80. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 64. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 79. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
A chance of rain, mainly after 11am. Partly sunny, with a high near 75. Chance of precipitation is 50%.
Wednesday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 60.
Thursday
Showers, mainly before 11am. Mostly cloudy, with a high near 70.
Thursday Night
A chance of showers before 11pm. Partly cloudy, with a low around 58.
Friday
Sunny, with a high near 72.
Friday Night
Clear, with a low around 58.
Saturday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Irvine CA
 33.65°N 117.83°W (Elev. 59 ft)
Last Update:
11:17 am PDT Oct 18, 2026
Forecast Valid:
1pm PDT Oct 18, 2026-6pm PDT Oct 24, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation