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

An instrument for measuring atmospheric pressure.

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...

Condensation pressure deficit refers to the difference between the actual vapor pressure and the saturation vapor pressure...

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

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

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.

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