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 state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.

Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...

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

Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...

Weather is the day-to-day meteorological conditions that happen in our atmosphere. Weather can change within minutes, which...

Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...

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

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

A continental air mass is a large body of air that forms over land, characterized by dry conditions due to the lack of moisture...

A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.