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

The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...

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

An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...

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

A rapidly rotating column of air extending from a thunderstorm to the ground, capable of causing significant damage.

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

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

The reflectance rate of a surface, indicating the amount of electromagnetic radiation reflected from the surface. It depends...

A tropical cyclone, also called a hurricane, is a severe tropical storm with wind speeds in excess of 74 mph. Known as a...