Dark blue cloudy sky

What is Sublimation?

The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water vapor.

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Glossary

A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...

The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...

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

A line of severe thunderstorms that can form along or ahead of a cold front, often producing strong winds and heavy rain.

A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...

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

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

The process by which a solid changes directly into a gas without first becoming a liquid, such as ice turning into water...

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