What is Heat Index?
A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the 'apparent temperature.'
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A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...
A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...
Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...
Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....
A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...
The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...
The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....
The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.