Breadcrumb Home Videos How Hail is Made in Storms This video is a part of Animated Atmosphere, a suite of short videos produced by the UCAR Center for Science Education with FableVision Studios. How do hailstones form, and why are some much larger than others? Watch to learn how hail can form during a thunderstorm. Learn More Icy Precipitation Thunderstorms Storms and Other Weather Events How Weather Works More Educational Videos