What is Relative Humidity?
The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
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A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...
The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...
A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.
Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
An instrument for measuring atmospheric pressure.
A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...
A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...
A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.