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

A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...

Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...

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

Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...

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

A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...

A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...

Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....

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

A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...