From Wikipedia: The Day After Tomorrow is a 2004 American science fiction disaster film directed, co-produced, and co-written by Roland Emmerich. Based on the 1999 book The Coming Global Superstorm by Art Bell and Whitley Strieber, the film stars Dennis Quaid, Jake Gyllenhaal, Sela Ward, Emmy Rossum, and Ian Holm. It depicts catastrophic climatic effects following the disruption of the North Atlantic Ocean circulation. A series of extreme weather events usher in global cooling and lead to a new ice age.[2]