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

The decrease in temperature with height in an adiabatically rising air parcel (lapse rate). For dry air, this value is 1...

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

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

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...

A low-pressure area with converging winds, rotating counterclockwise in the Northern Hemisphere and clockwise in the Southern...

CONQ is a meteorological abbreviation for significant convection observed in a specific area, often indicating unstable atmospheric...

Temperature scale, abbreviated as °C, found by accepting the freezing point of water at one atmospheric pressure as zero...

Precipitation in the form of small balls or lumps of ice that form in thunderstorm updrafts and fall to the ground.

A thick cloud of tiny water droplets suspended in the atmosphere near the Earth's surface, significantly reducing visibility.

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