Record. San francisco 38 degrees. Well talk more about how you can battle this chill and also some showers in the forecast, a couple chances. Thats in about 18 minutes. Lets go to damian trujillo. A lot of people are worried about the cold snap tonight. Reporter a lot of people are concerned what it will be like when the sun goes down. Theres a concern because of the freezing temperatures overnight, and concern for human life. These images say it all. Snow in some parts of the sanity cruz mountains. This was an overnight dusting near boulder creek. That meant a cold night on the valley floor. How cold was it last night . Oh, very cold. Reporter the homeless under the 280 101 connector said the cold caught them offguard. The mince tremendous brought they blankets tonight. Theres an immediate need here that is life or death. James landa knows that feeling. I was homeless at one time in my life and i have lived some of the rough parts that some of these folks are living. Reporter today la