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

70°F

21°C

Humidity 73%
Wind Speed WSW 5 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 61°F (16°C)
Visibility 8.00 mi
Last update 13 Jul 08:00 PM PDT
Extended Forecast for

Costa Mesa CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. West wind 5 to 10 mph becoming light after midnight.

    Low: 63 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 74. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 74 °F

    Partly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 63. Southwest wind 5 to 10 mph becoming light in the evening.

    Low: 63 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 73. South wind 5 to 10 mph.

    High: 73 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 61. Southwest wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 74.

    High: 74 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 74.

    High: 74 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 62.

    Low: 62 °F

    Increasing
    Clouds

Detailed Forecast

Tonight
Mostly cloudy, with a low around 63. West wind 5 to 10 mph becoming light after midnight.
Monday
Partly sunny, with a high near 74. Light southwest wind increasing to 5 to 10 mph in the morning.
Monday Night
Increasing clouds, with a low around 63. Southwest wind 5 to 10 mph becoming light in the evening.
Tuesday
Partly sunny, with a high near 73. South wind 5 to 10 mph.
Tuesday Night
Increasing clouds, with a low around 61. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 74.
Thursday Night
Increasing clouds, with a low around 62.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Costa Mesa CA
 33.67°N 117.92°W (Elev. 3 ft)
Last Update:
2:43 pm PDT Jul 13, 2025
Forecast Valid:
8pm PDT Jul 13, 2025-6pm PDT Jul 20, 2025
 
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Additional Resources

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