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What is Precipitation?

Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet, and hail.

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Glossary

A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...

A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...

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 thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...

A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.

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

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...

A mass of very cold, dry air that mostly originates over the Arctic Ocean.