What is Arctic Air?

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

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

Large, fluffy white clouds with flat bases, typically indicating fair weather, though they can develop into storm clouds...

A polar vortex is a circulating mass of air in the atmosphere, typically found in polar regions. This rotating air mass occurs...

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

Coastal flooding occurs when water from the ocean, sea, or large lakes inundates land areas along the coast, usually due...

The percentage of water vapor in the air relative to the maximum amount of water vapor the air can hold at a given temperature.

Weather conditions are the components that comprise the state of the atmosphere. The six main weather conditions are temperature,...

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

A measure of how hot it feels when relative humidity is combined with the actual air temperature, often referred to as the...