Tuesday there will be a high of 60 with partly cloudy skies. There is weak high pressure dominating the weather in Northern California. The high for Wednesday will be 64. Thursday will be mostly cloudy with a likely chance of rain and a low around 40. Rain is likely Friday, and the high is expected to be 53. There is a weak low-pressure system for Friday. There is a potentially stronger storm system with heavier rain and colder temperatures by Sunday. There will be rain through most of the weekend, which will clear up on Monday. The high for the weekend is in the 50s. Snow levels appear to be in the higher elevation in the mountains only.