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

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A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

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A thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.

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Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...

A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.

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

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

A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...