What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....
A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...
The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.
A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...
Snow that rises to 8 feet or higher.
A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.
A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...
Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...