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 cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...

The scientific study of climate, focusing on the analysis of long-term weather patterns and trends over time.

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

A weather watch means there is a risk of weather hazards in the near future, which could pose a threat to life/property....

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

Meteorology is the scientific study of the atmosphere and weather processes. It involves observing, analyzing, and forecasting...

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

A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.

A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...

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