Dark blue cloudy sky

What is Ceiling?

The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above 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.

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

The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...

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

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

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...

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

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