100 Biggest Weather Moments was a 2007 five-part miniseries on The Weather Channel, that premiered on Sunday, April 15, and aired nightly through Thursday, April 19, the biggest documentary effort in The Weather Channel's 25-year history. The series was hosted by Harry Connick, Jr. and counted down the top weather-related events (mostly from the United States) with commentary from various celebrities. The collection of weather moments was the work of more than 120 meteorologists.