What is Arctic Air?
A mass of very cold, dry air that mostly originates over the Arctic Ocean.
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Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...
Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...
A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...
A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...
A cloud of irregular appearance, composed of irregular cloud fragments.
The term used for turbulence occurring in the absence of clouds or cloud-like elements in the visible area. It is often observed...
A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...
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 strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...