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 small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...

Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.

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

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

A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...

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

Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...

An instrument for measuring atmospheric pressure.

Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...

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