What is Hail and Hailstorms? Hail, a type of precipitation, consists of solid ice forming within thunderstorm updrafts. Thunderstorms that produces hail and reaching the ground are termed hailstorms. Typically lasting less than 15 minutes, these storms can inflict injuries on individuals and damage structures, vehicles, aircraft, and crops. Accumulated hail can lead to power outages, tree damage, and trigger flash floods and mudslides, particularly in hilly regions. Hailstor