Dark blue cloudy sky

What is Baroclinicity?

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

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Glossary

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

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

Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...

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

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

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

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

A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...

A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...

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