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

Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.

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

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

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

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

Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...

In a severe storm, with a swirling motion in its left rear quadrant, a vertically rotating column of air, often seen with...

The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...

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

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

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