What is Air Mass?

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

A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.

The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

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

The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....

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

A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...

The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...

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