What is Arctic Air?

A blizzard is a storm that lasts 3 hours or more, with persistent winds/frequent gusts of 35 mph or more along with significant...

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

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

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

A scale for estimating wind speed based on observed conditions of the sea or land. It ranges from 0 (calm) to 12 (hurricane)...

Jet streams are strong, fast-flowing air currents in the upper levels of the atmosphere. They form when warm air masses meet...

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

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

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

A thermodynamic change process in the system without any exchange of heat or transfer of energy between systems. This process...