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

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

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

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

The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...

A periodic warming of sea surface temperatures in the central and eastern Pacific Ocean, significantly influencing global...

The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.

A sudden and rapid flow of snow masses accumulated on the slopes of mountainous areas under the influence of gravity or a...

The expected rate of temperature decrease in an adiabatically rising air parcel when there is no heat exchange with the environment....

The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....

Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...