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

Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...

A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...

Indicates the amount of water the soil can absorb/retain through percolation. This capacity is around 7% in sandy soil and...

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

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

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

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...

Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...

The occurrence of storms resulting from the horizontal advection of cold air at high levels or the horizontal advection of...