Dark blue cloudy sky

What is Hail?

Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.

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Glossary

The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.

A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...

A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...

The amount of water vapor present in the air, which can affect comfort levels and weather conditions.

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...

A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...

A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...

A periodic warming of sea surface temperatures in the central and eastern Pacific Ocean, significantly influencing global...

Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...