What is Arctic Air?

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

Bright and dark rays with changing colors and contrast in the sky. These rays become visible due to the reflection of atmospheric...

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

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

The term 'cloudy' refers to weather conditions characterized by a significant amount of cloud cover in the sky. This may...

A condition in which the stratification of the atmosphere depends on both air temperature and pressure, and where surfaces...

A bomb cyclone is a large mid-latitude storm that forms when a storm’s central pressure drops (i.e. “bombs out”), resulting...

The jet stream forming the boundary between tropical air and sub-tropical air, characterized by isothermal compression and...

A tropical cyclone with sustained winds of at least 74 miles per hour, characterized by a central eye, strong winds, and...

A measurement determined by the wave lengths and sea conditions caused by the effect of wind, and by the movement of tree...