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 polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.
Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...
A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...
A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.
A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...
A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.
The amount of water vapor present in the air, which can affect comfort levels and weather conditions.
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...
A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...