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 large-scale movement of air that distributes heat and moisture around the Earth, influencing weather patterns and climatic...

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

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

The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...

A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.

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

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

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

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

A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...