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

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...

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

Snow that rises to 8 feet or higher.

Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...

A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...

A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...

A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.

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