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

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

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

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

A storm characterized by the presence of lightning and its acoustic effect on the Earth's atmosphere known as thunder.

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

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

A closed low, also known as a cut-off low, is a low-pressure system that is entirely isolated from the main atmospheric circulation...

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

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