A comprehensive and poignant reflection on one of the most devastating hurricanes in U.S. history, Katrina 20 revisits the catastrophic impact of Hurricane Katrina two decades later, exploring its profound effects on communities and individuals. Watch tonight at 8/7c on The Weather Channel. | The Weather Channel

Tropical Storm Sam expected to become major hurricane

Tropics watch: Tropical Storm Sam rapidly intensifying in Atlantic as NHC monitors 3 other systems

Tropical Storm Sam forms, and is expected to become a major hurricane

Two decades ago, Hurricane Katrina became one of the most devastating and defining storms in modern history. Now, 20 years on, we’re bringing together weather experts and meteorologists who were on the ground during the disaster to share untold stories, lessons learned, and how Katrina reshaped the way we understand extreme weather. Join us live on YouTube on August 28 at 7pm ET for a powerful conversation you won’t want to miss. #HurricaneKatrina | The Weather Network