Sleet or Graupel

Graupel “Soft Hail”

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Graupel (German pronunciation: [ˈɡʁaʊpəl]; Enɡlish: [ˈgɹaʊpəl]), also called soft hail or snow pellets, is precipitation that forms when supercooled water droplets are collected and freeze on falling snowflakes, forming 2–5 mm (0.08–0.20 in) balls of rime. Graupel is distinct from hail, small hail, and ice pellets: the World Meteorological Organization (https://public.wmo.int/en)defines small hail as snow pellets encapsulated by ice, a …

How Does Hail Form?

How Does Hail Form?

admin Weather Knowledge

How Does Hail Form? Hail is large, layered ice particles, often spherical, which are produced by thunderstorms having strong, powerful winds. Hailstorms form within an unusually unstable air mass, that is, an air mass in which the temperature falloff with height is much more significant than usual. During the thunderstorm, powerful winds take raindrops within them. It is colder on …