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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An instrument for measuring atmospheric pressure.
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Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...
A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.
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Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...
The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...