Daily Archives: April 29, 2024

How does hail get its shape?

Hail is precipitation in the form of balls or chunks of ice.

Hailstones begin as small ice particles that grow primarily by accretion; to grow large, they require abundant water droplets. As the hailstone moves up and down through a storm, it collides with water droplets and ice crystals, growing larger with each collision. Hailstones can be smaller than peas or as large as oranges and grapefruits. The small hailstones are roughly spherical in shape, while large ones can take on jagged shapes. Continue reading

Category: Meteorology, Severe Weather

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