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

A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...

A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...

A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...

A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...

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

Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...

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

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