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

Condensation is the process by which water vapor in the air cools and changes into liquid water. This process is crucial...

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

The large-scale movement of air that distributes heat and moisture around the Earth, influencing weather patterns and climatic...

A cloud of irregular appearance, composed of irregular cloud fragments.

The mass of air surrounding the earth and bound to it more or less permanently by the earth's gravitational attraction.

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...

A cold core low is a low-pressure system where the coldest temperatures are found near the center. These systems are often...

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

An elongated area of relatively low atmospheric pressure, often associated with unsettled weather conditions like storms...