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.

Overcast

68°F

20°C

Humidity 77%
Wind Speed SW 4 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 61°F (16°C)
Visibility 8.00 mi
Last update 12 Jul 09:20 PM PDT
Extended Forecast for

Costa Mesa CA

  • Tonight

    Tonight: Increasing clouds, with a low around 63. Southwest wind around 5 mph becoming calm after midnight.

    Low: 63 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 73. Light west wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 73 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 63. West wind 5 to 10 mph becoming light after midnight.

    Low: 63 °F

    Increasing
    Clouds

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 72. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 72 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Increasing clouds, with a low around 63. Southwest wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy through mid morning, then gradual clearing, with a high near 71.

    High: 71 °F

    Gradual
    Clearing

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 61.

    Low: 61 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 72.

    High: 72 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 61.

    Low: 61 °F

    Increasing
    Clouds

Detailed Forecast

Tonight
Increasing clouds, with a low around 63. Southwest wind around 5 mph becoming calm after midnight.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 73. Light west wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Increasing clouds, with a low around 63. West wind 5 to 10 mph becoming light after midnight.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 72. Light southwest wind increasing to 5 to 10 mph in the morning.
Monday Night
Increasing clouds, with a low around 63. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Cloudy through mid morning, then gradual clearing, with a high near 71.
Tuesday Night
Increasing clouds, with a low around 61.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 72.
Wednesday Night
Increasing clouds, with a low around 61.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 62.
Friday
Mostly sunny, with a high near 74.
Friday Night
Increasing clouds, with a low around 63.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Costa Mesa CA
 33.66°N 117.94°W (Elev. 7 ft)
Last Update:
1:08 pm PDT Jul 12, 2025
Forecast Valid:
9pm PDT Jul 12, 2025-6pm PDT Jul 19, 2025
 
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Additional Resources

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