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

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...

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

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

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

The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...

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

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

Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...