Dark blue cloudy sky

What is Atmospheric River?

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

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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...

Ball lightning appears during thunderstorms, taking the shape of glowing, electric orbs in the sky. It can appear in a variety...

A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.

The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...

A sudden electrostatic discharge during a thunderstorm between electrically charged regions of a cloud, between clouds, or...

A strong wind typically ranging from 34 to 40 knots (39 to 46 miles per hour) and often associated with rough seas and stormy...

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

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

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