What is Arctic Air?

A large body of air having similar horizontal temperature and moisture characteristics.

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

Cloud condensation nuclei are tiny particles in the atmosphere, such as dust, salt, or pollutants, that provide surfaces...

The formation of fog when warm and moist air passes over a cool or cold surface or, conversely, when cold air passes over...

Observation of the sky from the observer's location where there are no clouds, and there is no obstruction to visibility....

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

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

Anticyclones are areas of high atmospheric pressure that bring hot, dry weather in the summer and cold fronts in the winter.

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 weather system refers to the movement of warm and cold air across the globe, usually in a recurring pattern. Systems can...