Contact your desired school's Financial Aid Office. Go online to their sites. They will have plenty of information and details for you. Ask them for specific deadlines, rules, or scholarship availability. Submit applications for aid in plenty of time.
Yesterday is already too late.
In the game of financial aid you must finish the race first. Explore as many sources of financial aid as you can. In your journey trying to find financial aid there will be a lot of paperwork, headaches, and confusion, but that's ok. With the help of your financial aid officer or the Internet it can all make sense. But don't worry, by the time you graduate college you'll be an expert at the process.