Dark blue cloudy sky

What is Atmosphere?

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

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Glossary

A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...

A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...

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

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

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

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

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.

Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...

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

A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.