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 mass of very cold, dry air that mostly originates over the Arctic Ocean.

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

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

A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.

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

An instrument for measuring atmospheric pressure.

A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...

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

The term 'cloudy' refers to weather conditions characterized by a significant amount of cloud cover in the sky. This may...

The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.