This informative video explains what a seiche is and why understanding it is important. Presented by Melissa Constanzer from AccuWeather, the 2-minute clip covers the causes of a seiche, a phenomenon involving the oscillation of water in a body of water such as a lake or bay. It highlights how factors like wind and seismic activity can trigger these waves and discusses their potential impact on coastal areas and inland water bodies. A clear and accessible overview suitable for general audiences.