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 rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.
A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...
An instrument for measuring atmospheric pressure.
The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.
A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.
The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...
Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...
The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...
Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...
A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...