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

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

A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...

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

Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...

A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...

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

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...

A weather watch means there is a risk of weather hazards in the near future, which could pose a threat to life/property....