What is Arctic High?

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...

A cloud of irregular appearance, composed of irregular cloud fragments.

The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...

A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...

A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...

Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...

A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...