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 periodic cooling of sea surface temperatures in the central and eastern Pacific Ocean, often leading to altered global...

A type of cloud consisting mostly of small particles such as ice particles.

An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...

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

The branch of science dealing with the laws of motion of air or other gases.

A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...

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

Considerable cloudiness refers to weather conditions where a large portion of the sky is covered with clouds, but some clear...

A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.