there is a report of a rock on the road on highway 84 near niles boulevard. watch out for that. a large rock reported. 4:39 let's go to steve. >>> i believe that, sal. >> you do? >> yes, i used to drive niles canyon. all right. what a week. what a week. we had two weeks of dry weather. almost. almost. sunny, warm. that changed this week. you can see where the line are clouds are coming in. they are taking a beeline right toward the sierra. the northbound there have been reports of dry air coming in and clear. temperatures there have plunged. yet you take it about i will say palo alto over toward livermore south. you have clouds and some rain. makes it very difficult. that is snow up at hamilton. there will be snow once we get all the clouds out of here i'm sure you will see snow in some of the higher elevations. we had snow at skyline yesterday. look at the temperatures now due to a decrease in the clouds you get 30s verses mid 40s. santa rosa 35. mountain view and san jose 45 degrees. concord 39. i saw 38 at lafayette. a zig or a zag of about 40 miles in the atmosphere can mean