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

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

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

The branch of science dealing with the laws of motion of air or other gases.

A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...

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

The belt between 50-70 ° N and S latitudes in the Northern and Southern Hemispheres, adjacent to the Polar Region. Although...

A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

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

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