The Caldwell Public Library and Senior Center have opened their doors as warming stations, providing a safe, heated space to anyone seeking shelter from the cold. You dont need a library card to sit down and read books or newspapers, use our Wi-Fi, or access computers. All of that is free of charge, said Lacy Forrest, director at the Caldwell Public Library.The librarys hours are 10 a.m. to 9 p.m. Monday through Thursday, 10 a.m. to 6 p.m. Friday, 10 a.m. to 5 p.m. Saturday, and 2 p.m. to 5 p.m. Sunday. The Senior Center's hours are 9 a.m. to 3 p.m. Monday through Friday. It is closed on Saturday and Sunday.