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

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

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...

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

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

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

An instrument used to measure the speed, force, and sometimes the direction of the wind. It can be cup or pressure tube anemometers....

An instrument for measuring atmospheric pressure.

Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...

Cloud or rain droplets containing pollutants, such as oxides of sulfur and nitrogen, to make them acidic.

A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...