The film is a whimsical explanation of the water cycle, presented as a response to a child's letter about rain. The narrator explains how rain is formed, the process of evaporation, condensation, and ...

How snow, sleet and freezing rain form Most precipitation that forms during a winter storm starts as snow, according to the National Weather Service, because the top layer of the storm is usually cold ...

It's looking increasingly likely that south Louisiana could get historic and potentially record-breaking amounts of snow Tuesday, but forecasters with the National Weather Service have been expecting ...