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

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

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

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

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

A term used to identify clouds with a base height below 6,000 feet in the observer's direction. Stratiform clouds consist...

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.

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

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

The trapping of heat in the Earth's atmosphere due to greenhouse gases, such as carbon dioxide and methane, which allows...

A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...