Hazardous Weather Conditions
Current conditions at
John Wayne-Orange County Airport (KSNA)
Lat: 33.6798°NLon: 117.8674°WElev: 39.0ft.
Clear
70°F
21°C
| Humidity | 56% |
| Wind Speed | SW 3 MPH |
| Barometer | 30.0 in (1015.92 mb) |
| Dewpoint | 54°F (12°C) |
| Visibility | 10.00 mi |
| Last update | 15 Mar 12:05 PM PDT |
Extended Forecast for
Costa Mesa CA
Heat Advisory March 16, 10:00am until March 20, 08:00pm
This Afternoon
High: 78 °F
Sunny
Tonight
Low: 52 °F
Patchy Fog
Monday
High: 85 °F
Sunny
Monday Night
Low: 55 °F
Mostly Clear
Tuesday
High: 89 °F
Sunny
Tuesday Night
Low: 58 °F
Mostly Clear
Wednesday
High: 89 °F
Sunny
Wednesday Night
Low: 57 °F
Mostly Clear
Thursday
High: 90 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 78. Southwest wind around 5 mph.
Tonight
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 52. South wind around 5 mph becoming calm after midnight.
Monday
Sunny, with a high near 85. Light west wind increasing to 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 55. West wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 89. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 57.
Saturday
Mostly sunny, with a high near 85.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Costa Mesa CA
33.69°N 117.92°W (Elev. 3 ft)
33.69°N 117.92°W (Elev. 3 ft)
2:03 am PDT Mar 15, 2026
12pm PDT Mar 15, 2026-6pm PDT Mar 21, 2026
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