Dark blue cloudy sky

What is Ball Lightning?

Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety of colors, from blue to orange to yellow, and is sometimes accompanied by a hissing sound and an acrid odor.

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Glossary

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

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...

The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.

Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.

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

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

The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...

The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...

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

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