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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Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...
In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...
A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.
The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...
The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....
Snow that rises to 8 feet or higher.
The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.
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 periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...
The branch of science dealing with the laws of motion of air or other gases.