golden gate bridge about an hour ago. colder temperatures in many parts of the bay area tonight and here's the chief to tell us what to expect. hey, paul. >> brian, back in the beginning of 2015 the first couple of days of the year we were in the 20s and low 30s. we have not done that since then but it's only the end of november. it's rare for to us have a widespread ease before december 1. we are going to do it tonight. it's the north bay, east bay and south bay. everywhere away from the water under a freeze warning tonight. even some frost along the coastline with overnight lows away from the water 26 to 32 degrees. how about this? these are current temperatures right now at menlo park. it's already 41. pleasanton middle school in pleasanton, 42. it's the mid-40s in gilroy and petaluma. where do we go tonight? 20s in some areas, vacaville, fairfield, livermore, dub, pleasanton, up -- dublin, pleasanton, upper 20s. 30 in napa and santa rosa. fremont 33. it will be cold tonight. we'll talk about how long the cold sticks around and when