What is Clear?
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility. Clear sky. In meteorology, this term is also used when the cloud cover is less than 1/8 during the day or at the observation hour.
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The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...
A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...
In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...
The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....
The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.
A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...
Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...
CONQ is a meteorological abbreviation for significant convection observed in a specific area, often indicating unstable atmospheric...
A sudden and rapid flow of snow masses accumulated on the slopes of mountainous areas under the influence of gravity or a...
A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...