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.

haze

72°F

22°C

Humidity 68%
Wind Speed SW 6 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 61°F (16°C)
Visibility 5.00 mi
Last update 01 Nov 02:20 PM PDT
Extended Forecast for

Costa Mesa CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. Southwest wind around 5 mph.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 58. West wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 75. Calm wind becoming west around 5 mph in the afternoon.

    High: 75 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57. West wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 74 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

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

    Low: 56 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 74.

    High: 74 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 56.

    Low: 56 °F

    Increasing
    Clouds

  • Wednesday

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

    High: 72 °F

    Decreasing
    Clouds

Detailed Forecast

This Afternoon
Sunny, with a high near 75. Southwest wind around 5 mph.
Tonight
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 58. West wind around 5 mph becoming calm in the evening.
Sunday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 75. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57. West wind around 5 mph becoming calm in the evening.
Monday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 74.
Tuesday Night
Increasing clouds, with a low around 56.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 72.
Wednesday Night
Increasing clouds, with a low around 56.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 72.
Thursday Night
Increasing clouds, with a low around 56.
Friday
Mostly cloudy through mid morning, then gradual clearing, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Costa Mesa CA
 33.69°N 117.92°W (Elev. 3 ft)
Last Update:
1:41 pm PDT Nov 1, 2025
Forecast Valid:
2pm PDT Nov 1, 2025-6pm PST Nov 7, 2025
 
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Additional Resources

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