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 amount of water vapor present in the air, which can affect comfort levels and weather conditions.

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

A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...

The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.

Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.

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

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...

The branch of science dealing with the laws of motion of air or other gases.

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...