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.
A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...
Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...
Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...
A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...
A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...
A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...
A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...
A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...
An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...