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

The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...

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

Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...

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

Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...

A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

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