Dark blue cloudy sky

What is Orographic Lift?

The upward movement of air caused by a topographic barrier, such as a mountain, which 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.

Frozen drizzle is a dangerous type of frozen rain. It’s a light rain that falls in very fine drops, which freezes on contact...

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

A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...

Confluence refers to the area where two or more air streams or bodies of water meet and combine. In meteorology, it often...

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

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

A body that has the property of absorbing all electromagnetic radiation falling on it, and therefore is the theoretical body...

Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...

A middle cloud type within the B family in the international cloud classification. These are shaded clouds that can be white...