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

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...

A sudden and rapid flow of snow masses accumulated on the slopes of mountainous areas under the influence of gravity or a...

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

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...

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

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

The term 'cloudy' refers to weather conditions characterized by a significant amount of cloud cover in the sky. This may...

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

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