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What is Adiabatic Gradient?

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1 °C per 100 m. For moist air, this value can drop to 0.4 °C.

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Glossary

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...

Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.

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

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

A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.

Perhaps you have come across them, maybe you are seeing them for the first time. These clouds, known as wave clouds, resemble...

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

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