Dark blue cloudy sky

What is Cumulonimbus?

A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe weather like hail or tornadoes.

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Glossary

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

A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.

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

Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...

Indicates the amount of water the soil can absorb/retain through percolation. This capacity is around 7% in sandy soil and...

Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.

The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...

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

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