What is Cirriform?

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

The lowest level of a given cloud or cloud layer in the atmosphere, relative to the observer's position above the ground.

Although it is also used for light winds, it is the general name given to the daily cyclical winds that occur mostly between...

A strong, downward wind caused by a localized column of air sinking rapidly, often resulting in damage similar to that caused...

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

Nimbostratus clouds are thick, dark, gray clouds associated with rainy and gloomy days that block the Sun. These clouds,...

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...

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

Thermodynamic changes occurring within a system without any exchange of heat with the surroundings. In the atmosphere, changes...

The amount of water vapor present in the air, which can affect comfort levels and weather conditions.