What is Arctic Air?

A narrow band of strong winds in the upper atmosphere, typically flowing from west to east and influencing weather patterns.

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

Occurs when centers of high pressure and/or low pressure set up over a region in such a way that they prevent other weather...

An anvil is a cloud mostly composed of ice particles. Otherwise known as a cumulonimbus cloud, an anvil has reached the stratospheric...

A cold front is the leading edge of a cold air mass that replaces a warmer air mass. It is typically associated with sudden...

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

The measure of the water vapor or moisture content in the air, expressed as the mass of water vapor per unit volume of air....

A distinct layer in a body of water where the temperature changes rapidly with depth, separating warmer surface water from...

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

The temperature at which air becomes saturated with moisture and water vapor begins to condense into liquid form, leading...