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

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

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

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

A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...

A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.

A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...

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