What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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A large body of air having similar horizontal temperature and moisture characteristics.
The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
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 tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...
The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...
The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.
Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...
A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...
The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.