Plane Crash Incident Report: Your small plane crashed in a biome approximately 150 kilometers from the nearest town. The pilot was killed in the crash, but you and one other passenger survived. It is January and the temperature is average for that area during that time of year.
Full Definition of HAILSTORM. : a storm accompanied by hail. See hailstorm defined for English-language learners. See hailstorm defined for kids. ADVERTISEMENT.
Thunderstorm Hazards. 1  Hail: Hail is a showery precipitation in the form of irregular pellets or balls of ice more than 5mm in diameter, falling from a cumulonimbus cloud. Hailstones are formed when updrafts carry raindrops up into the highest parts of the cloud and the super-cooled liquid droplets collide.