What is Arctic Air?

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

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

A weather front formed when a cold front overtakes a warm front, lifting the warm air off the ground and resulting in a mix...

The situation where there is no advection because the constant pressure surfaces and temperature surfaces in the atmosphere...

Nor'easter is a meteorological event commonly observed in the Northeastern United States and typically occurs during the...

Conduction is the transfer of heat or electricity through a material without the material itself moving. This occurs when...

Particles such as pollen, grass seeds, or dust in the air that cause allergies and are transported by winds.

A mass of very cold, dry air that mostly originates over the Arctic Ocean.

A very cold high pressure that originates over the Arctic Ocean.

An image on the weather radar that is convex to the direction of movement and resembles an arc shape, caused by mesoscale...