Dark blue cloudy sky

What is Cumulus?

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

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Glossary

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

A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...

A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

A large body of air having similar horizontal temperature and moisture characteristics.

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

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

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

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