What is Polar Vortex?
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs in both the stratosphere and troposphere at high latitudes, close to the poles. It is formed by the rotation of cold, dense air.
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Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
A very cold high pressure that originates over the Arctic Ocean.
The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.
The amount of water vapor present in the air, which can affect comfort levels and weather conditions.
A large body of air having similar horizontal temperature and moisture characteristics.
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The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.
The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...