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

Hazardous Weather Conditions

Current conditions at

John Wayne-Orange County Airport (KSNA)

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

Clear

72°F

22°C

Humidity 56%
Wind Speed N 0 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 09 Nov 08:35 PM PST
Extended Forecast for

Costa Mesa CA

Coastal Flood Advisory November 9, 08:54pm until November 10, 12:00pm
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory November 9, 08:54pm until November 10, 12:00pm

    NOW until 12:00pm Tue

    Coastal Flood Advisory

  • Tonight

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 62. Calm wind becoming east around 5 mph.

    Low: 62 °F

    Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Wednesday Night

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

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 4am. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly before 10am. Partly sunny, with a high near 77.

    High: 77 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 64. Calm wind becoming east around 5 mph.
Tuesday
Sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 62. Calm wind becoming east around 5 mph.
Veterans Day
Sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 61. Calm wind.
Thursday
Sunny, with a high near 81.
Thursday Night
A chance of showers, mainly after 4am. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Friday
A chance of showers, mainly before 10am. Partly sunny, with a high near 77.
Friday Night
A chance of showers. Mostly cloudy, with a low around 58.
Saturday
A chance of showers, mainly before 10am. Mostly sunny, with a high near 75.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 57.
Sunday
A slight chance of showers. Mostly sunny, with a high near 73.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 55.
Monday
A chance of showers. Partly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Costa Mesa CA
 33.69°N 117.9°W (Elev. 13 ft)
Last Update:
7:52 pm PST Nov 9, 2026
Forecast Valid:
8pm PST Nov 9, 2026-6pm PST Nov 16, 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