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

A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...

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

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

Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

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

Weather is the day-to-day meteorological conditions that happen in our atmosphere. Weather can change within minutes, which...