Dark blue cloudy sky

What is Circulation?

The large-scale movement of air that distributes heat and moisture around the Earth, influencing weather patterns and climatic conditions.

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Glossary

The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.

Meteorology is the scientific study of the atmosphere and weather processes. It involves observing, analyzing, and forecasting...

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 periodic warming of sea surface temperatures in the central and eastern Pacific Ocean, significantly influencing global...

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

The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...

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

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

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.