SAN FRANCISCO (KRON) -- It’s a windy and cold Thursday morning followed by more mild temperatures. Highs will be in the 60s and 70s this afternoon. Expect sunshine today and a few passing clouds tomorrow. A frost advisory is in effect in portions of the North Bay and East Bay until 9 a.m. Thursday, according to the National Weather Service. Come Saturday, a few evening showers can be expected here in the Bay Area with snow in the Sierra Saturday into Sunday and needed rain in Southern California also through the weekend. Conditions will dry right back out into next week to close out the month. Sunrise in San Francisco is at 7:20 a.m. Sunset is at 5:24 p.m.