What is Arctic Air?

A drainage wind that flows downhill due to gravity, often associated with cold air descending from elevated regions.

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

Any form of water - liquid or solid - that falls from the atmosphere to the Earth's surface, including rain, snow, sleet,...

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

Meteorology is the scientific study of the atmosphere and weather processes. It involves observing, analyzing, and forecasting...

An instrument that continuously records atmospheric pressure over time. It uses a barometer to measure pressure and creates...

A cloud of irregular appearance, composed of irregular cloud fragments.

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

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

A fixed potential temperature line on adiabats, or the process of thermodynamic changes within a system without any exchange...