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