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 weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...

A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...

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

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

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

The scientific study of climate, focusing on the analysis of long-term weather patterns and trends over time.

Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.

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

An instrument for measuring atmospheric pressure.