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 weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...

Snow that rises to 8 feet or higher.

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

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...

A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...

A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...

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

A prefix used in cloud nomenclature to describe middle-altitude clouds that form between 6,500 and 20,000 feet, such as altostratus...

The names given to the winds blowing from the four cardinal directions (north, east, south, and west - N, E, S, W) on a compass.