Hazardous Weather Conditions
Current conditions at
John Wayne-Orange County Airport (KSNA)
Lat: 33.6798°NLon: 117.8674°WElev: 39.0ft.
Rain
66°F
19°C
| Humidity | 88% |
| Wind Speed | S 8 MPH |
| Barometer | 30.05 in (1017.61 mb) |
| Dewpoint | 63°F (17°C) |
| Visibility | 10.00 mi |
| Last update | 02 Jan 12:05 PM PST |
Extended Forecast for
Costa Mesa CA
This Afternoon

High: 69 °F
Slight Chance
ShowersTonight

Low: 57 °F
Slight Chance
ShowersSaturday

High: 65 °F
Showers
LikelySaturday Night

Low: 57 °F
Showers
LikelySunday

High: 64 °F
Showers
LikelySunday Night

Low: 53 °F
Chance
ShowersMonday

High: 62 °F
Chance
ShowersMonday Night

Low: 51 °F
Chance
ShowersTuesday

High: 62 °F
Chance
Showers
Detailed Forecast
This Afternoon
A slight chance of showers. Mostly cloudy, with a high near 69. South wind around 5 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers. Mostly cloudy, with a low around 57. Southeast wind around 5 mph. Chance of precipitation is 20%.
Saturday
Showers likely, mainly after 10am. Cloudy, with a high near 65. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 57. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Showers likely, mainly after 10am. Mostly cloudy, with a high near 64. Southwest wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Monday
A chance of showers, mainly before 4pm. Partly sunny, with a high near 62. Chance of precipitation is 30%.
Monday Night
A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 51.
Tuesday
A chance of showers. Cloudy, then gradually becoming mostly sunny, with a high near 62.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 49.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 62.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 47.
Thursday
A slight chance of showers. Mostly sunny, with a high near 62.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Costa Mesa CA
33.66°N 117.94°W (Elev. 7 ft)
33.66°N 117.94°W (Elev. 7 ft)
12:15 pm PST Jan 2, 2026
12pm PST Jan 2, 2026-6pm PST Jan 8, 2026



