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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The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...
A sudden and rapid flow of snow masses accumulated on the slopes of mountainous areas under the influence of gravity or a...
A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.
Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
Indicates the amount of water the soil can absorb/retain through percolation. This capacity is around 7% in sandy soil and...