Dark blue cloudy sky

What is Confluence?

Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often describes regions of converging airflows that can lead to cloud formation and precipitation.

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Glossary

The term used for semi-stationary high-pressure centers such as the Azores and North Pacific Highs, which occur in the narrow...

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A mass of very cold, dry air that mostly originates over the Arctic Ocean.

Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...

A towering cloud that often reaches great altitudes and is associated with thunderstorms, heavy rain, and sometimes severe...

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

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

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