What is Air Mass?

The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...

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

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

The branch of science dealing with the laws of motion of air or other gases.

A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...

Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...

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

A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.

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

A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...