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 jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...
A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.
A type of cloud consisting mostly of small particles such as ice particles.
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...
The large-scale movement of air that distributes heat and moisture around the Earth, influencing weather patterns and climatic...
A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...
A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...