flights to go out. people have to hunker down in and around this area. if you re on manhattan island and elsewhere relying on bridges, we re told by officials here if the wind speeds get to 40 miles per hour they may knee restrictions to travel over bridges. if they get to 60 miles per hour, they may close them out completely. find where you need to be right now and get into place. we ll have a light rain for a while and people will be kept skal. this afternoon and evening it will pick up. with regard to evacuating, you talk about the 375,000 in the low-lying area. by what time must that be done? reporter: they want that to happen right now. the mayor tweeted out a short time ago people should be out by now, and if they aren t this is the last chance to do it. they hope those evacuations happen by noon today. the reason it has to happen by noon is in a city where so many people are carless, the whole mass transit system will shut