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 formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...
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A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...
The scientific study of climate, focusing on the analysis of long-term weather patterns and trends over time.
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A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...
A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.