What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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An instrument for measuring atmospheric pressure.
Snow that rises to 8 feet or higher.
Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...
A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...
A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.
A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...
A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...
The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...
A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...
A sudden and rapid flow of snow masses accumulated on the slopes of mountainous areas under the influence of gravity or a...