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

A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...

A thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.

A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...

An instrument for measuring atmospheric pressure.

A periodic warming of sea surface temperatures in the central and eastern Pacific Ocean, significantly influencing global...

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

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

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.

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