What is Arctic High?
A very cold high pressure that originates over the Arctic Ocean.
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A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...
A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...
Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.
A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...
A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.
An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...
A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...
The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...
The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.
A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...