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 weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...
A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.
Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...
A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.
Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...
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 polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...