Dark blue cloudy sky

What is Lightning?

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or between a cloud and the ground.

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Glossary

The upward movement of air caused by a topographic barrier, such as a mountain, which can lead to cloud formation and precipitation.

An instrument for measuring atmospheric pressure.

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

The scientific study of climate, focusing on the analysis of long-term weather patterns and trends over time.

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

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...

A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...

A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...

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

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