Thursday
Mostly sunny
High:
72°F
Mostly sunny, with a high near 72. Southeast wind around 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Costa Mesa, CA Weather - Tomorrow’s Forecast
Thursday Night
Partly cloudy
Overnight low:
55°F
Partly cloudy, with a low around 55. West wind 5 to 10 mph becoming southeast after midnight. Winds could gust as high as 20 mph.