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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A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...
Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...
Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...
A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...
A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.
A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.
Coastal flooding occurs when water from the ocean, sea, or large lakes inundates land areas along the coast, usually due...
A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...
A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...
A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...