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.

Glossary

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...

Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...

Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...

The term 'cloudy' refers to weather conditions characterized by a significant amount of cloud cover in the sky. This may...

A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.

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

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

A sudden and rapid flow of snow masses accumulated on the slopes of mountainous areas under the influence of gravity or a...

A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...

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