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 closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...
Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.
Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...
A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.
The branch of science dealing with the laws of motion of air or other gases.
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...
A sudden and rapid flow of snow masses accumulated on the slopes of mountainous areas under the influence of gravity or a...
An instrument for measuring atmospheric pressure.
Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...