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

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

A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...

Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...

Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.

The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.

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

Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

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

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...