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 lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.

An instrument for measuring atmospheric pressure.

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

The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...

A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...

A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...

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

A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...

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

Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...