Dark blue cloudy sky

What is Relative Humidity?

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

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Glossary

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

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

An instrument for measuring atmospheric pressure.

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

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...

A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.

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

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

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