Dark blue cloudy sky

What is Trough?

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms and rain.

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Glossary

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

Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...

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

Perhaps you have come across them, maybe you are seeing them for the first time. These clouds, known as wave clouds, resemble...

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

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...

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

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

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

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