Costa Mesa, CA Weather - Tomorrow’s Forecast

Thursday

Sunny

High:
70°F

Sunny, with a high near 70. East wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

Thursday Night

Mostly clear

Overnight low:
48°F

Mostly clear, with a low around 48. Northwest wind around 5 mph becoming southeast after midnight.