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

A sudden and rapid flow of snow masses accumulated on the slopes of mountainous areas under the influence of gravity or a...

A periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...

Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

A thin, white cloud layer that is intertwined or separate, arranged in regular order, and does not cast a shadow.

A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...

Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...

A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...

Weather intelligence is technology that provides predictive and actionable insights, allowing businesses to adapt to weather-related...