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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A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
An instrument for measuring atmospheric pressure.
Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.
The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....
A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...
The term used for turbulence occurring in the absence of clouds or cloud-like elements in the visible area. It is often observed...
A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...
The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...