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 67%
Wind Speed N 0 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 12 Nov 02:35 AM PST
Extended Forecast for

3 Miles SE Costa Mesa CA

  • Overnight

    Overnight: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers likely, mainly after 4am. Increasing clouds, with a low around 59. Calm wind becoming southeast around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 59 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before 10am. Partly sunny, with a high near 73. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 73 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 58. South wind 5 to 10 mph becoming west 10 to 15 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 58 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 72. Chance of precipitation is 50%.

    High: 72 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers likely, mainly after 4am. Increasing clouds, with a low around 56.

    Low: 56 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 61. Calm wind.
Thursday
Sunny, with a high near 80. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Thursday Night
Showers likely, mainly after 4am. Increasing clouds, with a low around 59. Calm wind becoming southeast around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely, mainly before 10am. Partly sunny, with a high near 73. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of showers. Mostly cloudy, with a low around 58. South wind 5 to 10 mph becoming west 10 to 15 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A chance of showers before 10am. Mostly cloudy, then gradually becoming sunny, with a high near 72. Chance of precipitation is 50%.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Showers likely, mainly after 4am. Increasing clouds, with a low around 56.
Monday
Showers likely, mainly before 10am. Mostly cloudy, with a high near 70.
Monday Night
Showers likely. Mostly cloudy, with a low around 52.
Tuesday
A chance of showers. Partly sunny, with a high near 69.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 51.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Costa Mesa CA
 33.65°N 117.89°W (Elev. 3 ft)
Last Update:
1:56 am PST Nov 12, 2026
Forecast Valid:
2am PST Nov 12, 2026-6pm PST Nov 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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