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

An instrument for measuring atmospheric pressure.

The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.

A line on a weather map connecting points of equal atmospheric pressure, used to identify high and low-pressure systems.

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

A long, narrow region in the atmosphere that transport water vapor, like a river in the sky.

Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...

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