Dark blue cloudy sky

What is Mesocyclone?

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with a funnel cloud or tornado cloud beneath it and detectable on Doppler radar.

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Glossary

The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

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

Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...

Meteorology is the scientific study of the atmosphere and weather processes. It involves observing, analyzing, and forecasting...

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

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

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

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.

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