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 periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
A thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
The large-scale movement of air that distributes heat and moisture around the Earth, influencing weather patterns and climatic...
The belt between 50-70 ° N and S latitudes in the Northern and Southern Hemispheres, adjacent to the Polar Region. Although...
A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.