What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.
Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...
A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.
Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...
A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.
The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....
Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...
A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...
A very cold high pressure that originates over the Arctic Ocean.
A type of cloud consisting mostly of small particles such as ice particles.