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

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

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

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...

Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....

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

A weather watch means there is a risk of weather hazards in the near future, which could pose a threat to life/property....

Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...

A deviation from the normal or expected value in atmospheric or climatic conditions, often used in meteorology to identify...

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