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 branch of science dealing with the laws of motion of air or other gases.
A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.
The scientific study of climate, focusing on the analysis of long-term weather patterns and trends over time.
A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...
In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...
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 storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.
The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.
The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.