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 occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...
Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...
Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...
The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...
A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.
The large-scale movement of air that distributes heat and moisture around the Earth, influencing weather patterns and climatic...
The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...