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

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

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

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

The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.

A type of cloud consisting mostly of small particles such as ice particles.

The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...

The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...

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

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