Dark blue cloudy sky

What is Cirrostratus?

A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky white, fibrous or vein-like.

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Glossary

Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...

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

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

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

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

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

Local winds that blow from slopes to peaks as a result of the heating of the top slopes without being affected by general...

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

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

The horizontal transport of any feature within the atmosphere due to the movement of air (wind). This includes phenomena...