Dark blue cloudy sky

What is Convection?

Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It is a key process in cloud formation and weather dynamics.

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Glossary

Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...

A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

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

A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.

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

A very cold high pressure that originates over the Arctic Ocean.

Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...