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

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...

A large, organized thunderstorm with a rotating updraft, often producing severe weather such as tornadoes, hail, and heavy...

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

Ice forms on the surface of highways in a very thin layer that is difficult to distinguish from the color of the asphalt...

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

An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...

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

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

A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.