National Weather Service

News Headlines

Current conditions at

John Wayne-Orange County Airport (KSNA)

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

Partly Cloudy

68°F

20°C

Humidity	68%
Wind Speed	SW 11 MPH
Barometer	29.94 in (1013.89 mb)
Dewpoint	57°F (14°C)
Visibility	10.00 mi
Last update	23 May 04:05 PM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Costa Mesa CA

Tonight
Low: 57 °F
Increasing
Clouds
Sunday
High: 73 °F
Decreasing
Clouds
Sunday Night
Low: 56 °F
Increasing
Clouds
Memorial Day
High: 70 °F
Mostly Cloudy
Monday Night
Low: 55 °F
Mostly Cloudy
Tuesday
High: 68 °F
Decreasing
Clouds
Tuesday Night
Low: 56 °F
Mostly Cloudy
Wednesday
High: 68 °F
Partly Sunny
Wednesday Night
Low: 56 °F
Mostly Cloudy

Detailed Forecast

Tonight

Increasing clouds, with a low around 57. West wind 5 to 10 mph becoming light after midnight.

Sunday

Cloudy, then gradually becoming mostly sunny, with a high near 73. Light west wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

Sunday Night

Increasing clouds, with a low around 56. West wind 5 to 10 mph, with gusts as high as 20 mph.

Memorial Day

Mostly cloudy, with a high near 70. Light west wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

Monday Night

Mostly cloudy, with a low around 55. West wind 5 to 10 mph.

Tuesday

Cloudy, then gradually becoming mostly sunny, with a high near 68.

Tuesday Night

Mostly cloudy, with a low around 56.

Wednesday

Partly sunny, with a high near 68.