National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

John Wayne-Orange County Airport (KSNA)

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

Clear

63°F

17°C

Humidity 82%
Wind Speed N 0 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 29 Mar 02:00 AM PDT
Extended Forecast for

Irvine CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 86. West wind 5 to 10 mph.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 56. Southwest wind around 5 mph becoming calm after midnight.

    Low: 56 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 79. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 75.

    High: 75 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 11pm. Mostly cloudy, with a low around 58. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers before 11am. Mostly cloudy, with a high near 74.

    High: 74 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 57. Calm wind.
Sunday
Mostly sunny, with a high near 86. West wind 5 to 10 mph.
Sunday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 56. Southwest wind around 5 mph becoming calm after midnight.
Monday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 79. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 58. South wind around 5 mph.
Tuesday
Mostly cloudy, with a high near 75.
Tuesday Night
A slight chance of showers after 11pm. Mostly cloudy, with a low around 58. Chance of precipitation is 20%.
Wednesday
A slight chance of showers before 11am. Mostly cloudy, with a high near 74.
Wednesday Night
Mostly cloudy, with a low around 56.
Thursday
Partly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Irvine CA
 33.68°N 117.81°W (Elev. 56 ft)
Last Update:
12:16 am PDT Mar 29, 2026
Forecast Valid:
2am PDT Mar 29, 2026-6pm PDT Apr 4, 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