Dark blue cloudy sky

What is Humidity?

The amount of water vapor present in the air, which can affect comfort levels and weather conditions.

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Glossary

A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...

The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...

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

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

The narrow region between 35-40 ° N and S latitudes in the Northern and Southern Hemispheres, lying between the tropical...

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

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

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

A very cold high pressure that originates over the Arctic Ocean.

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