What is Air Mass?

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

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

The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.

A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.

An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...

Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...

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

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...

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

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