WOODBURY - Nassau residents who are displaced or who still don't have power can go to one of multiple warming centers around the county to get relief from the cold. The county has opened three 24-hour shelters at Nassau Community College, Levittown Memorial High School and Farmingdale High School. There are many more warming centers all over the county that are open from 9 a.m. until 9 p.m. daily. Full list of Nassau warming centersSandy Emergency Resources