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 amount of radiation, heat, or light passing through or flowing from a unit area of a surface.
The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....
A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...
The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...
A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.
Weather is the day-to-day meteorological conditions that happen in our atmosphere. Weather can change within minutes, which...
The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...
A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.
A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.