crews will be working on the track between colma and millbrae nightly to upgrade bart's train control system. the work will start at 9 p.mery night after 9 p.m. a train will serve riders every 15 minutes between millbrae and sfo only, and riders will have to transfer at sfo to board a yellow line train to finish their trip. >> after several decades on the air, there are still more lessons to be learned on sesame street, the topic that will be the focus of the show's 55th season. but first, let's get a check of the forecast with meteorologist drew tuma. we all love elmo. >> yeah, you know what? i was a barney fan. my sister was sesame street, so we were always kind of competing for the tv. you know, you got to live in a split household sometimes. here's a live look outside our east bay hills camera right now showing you it is calm. it is quiet out there. it's another sunny and mild day today. it's clear and cool out there right now. sunrise 725 this morning. we have a warm and dry forecast this afternoon. again, a few records are possible later on today. now tomorrow the winds are going to pick up, especially in our hills