half moonl bay, you're feeling the effects of the fog where your number is really dropping. for the rest of you, it is pretty mild. here's a look at your highs today. everyone in the 70s and 80s except in half moon bay where it did cool off. these numbers were a good 15 degrees above normal for many areas. we're going to see the reverse. a live look from our camera. visibility is terrific from this vantage point. it won't look the same tomorrow. our rain chances return this weekend. let's check out the temperature drop. tomorrow, san francisco, going down 9 degrees. notice that everyone is pretty much falling. oakland down 10 degrees. santa rosa, 14 degrees cooler than today. here's what will drop. the temperatures along the coast at 5:00 a.m., your morning commute will include pockets of low visibility. just keep that in mind as you head out the door. you might need the extra time. we're looking at extra 40s to the mid 50s. good idea to get the light jacket. we go into 8:00 p.m. ask a weak system will bring in potential for a few sprinkles in the north bay. between 8:00 and