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 trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...

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

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

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

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

The amount of radiation, heat, or light passing through or flowing from a unit area of a surface.

A very cold high pressure that originates over the Arctic Ocean.

A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...

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