What is Atmosphere?
The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.
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In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...
A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...
Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...
A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.
The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.
Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
The amount of water vapor present in the air, which can affect comfort levels and weather conditions.