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

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

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

A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...

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

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

The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...

A weather front where two air masses meet but neither is strong enough to move the other, often resulting in prolonged periods...

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

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

A middle cloud type within the B family in the international cloud classification. These clouds consist of water droplets...