Dark blue cloudy sky

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

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

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

A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...

A type of cloud consisting mostly of small particles such as ice particles.

A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...

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

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

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

A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.