What is Cirriform?

A weather warning means that a weather hazard is occurring, imminent, or likely. In other words, severe weather is happening...

A cold core high is a high-pressure system with cold air at its center. These systems are typically associated with clear...

The formation of ice crystals on surfaces when the temperature drops below freezing, typically overnight, causing potential...

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

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

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

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

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

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

Weather is the day-to-day meteorological conditions that happen in our atmosphere. Weather can change within minutes, which...