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

Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...

Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...

Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...

A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...

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

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...

The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...

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

Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...

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