What is Air Mass?

The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.

A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.

A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...

The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....

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

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

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

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

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

Indicates the amount of water the soil can absorb/retain through percolation. This capacity is around 7% in sandy soil and...