CHINO HILLS:

Wednesday

Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 72. Southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

Wednesday Night

Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 56. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

Thursday

Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 78. Light southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

Thursday Night

Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 55. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.