Dark blue cloudy sky

What is Cumulonimbus?

A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe weather like hail or tornadoes.

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Glossary

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

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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 towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...