We had some sun breaks today but the valley fog and low clouds will be back overnight. Higher pressure will build inland during the day Wednesday and we should see more sun breaks in the afternoon and early evening. With clearing skies we will be colder Wednesday night with the coast being the coldest. Inland we will see widespread frost with thick valley fog.
Another front will move in Thursday and we will have a better chance of getting wet than the last two. Some showers will continue early Friday. Saturday we again could see afternoon sun breaks but showers return for Christmas Day.
Wednesday: Morning fog and low clouds with afternoon sun breaks, 40/45 inland, 47/52 coast.
Thursday: Valley fog and cold morning then increasing clouds late, 42/46 inland, 48/53 coast.
Friday: Showers early with afternoon sun breaks, 45/50 inland, 49/54 coast.