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

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

Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...

A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...

A weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...

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

The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...

Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...

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

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...

A periodic warming of sea surface temperatures in the central and eastern Pacific Ocean, significantly influencing global...