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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Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...
Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...
A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...
A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.
Air laden with sand and dust, common in areas devoid of permanent vegetation, especially deserts.
The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...