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...

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

Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...

Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...

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

A cloud of irregular appearance, composed of irregular cloud fragments.

A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...

The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...

A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...

A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...