What is Arctic Air?

A small, intense downdraft that produces damaging winds at the surface, typically lasting a few minutes and often associated...

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

A type of low-altitude cloud that forms in uniform layers, often covering the entire sky and producing overcast conditions.

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

A cloud that develops from Cirrus, completely or partially covering the sky, creating a halo effect, thin, sheet-like, milky...

The heating of the Earth by the sun causes daily changes in both the direction and speed of the wind. During the day, ground...

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

Convection is the vertical movement of air caused by temperature differences, where warm air rises and cool air sinks. It...

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

The state of the atmosphere when it contains the maximum amount of water vapor possible at a given temperature and pressure.