arctic air

arctic air

[¦ärd·ik or ′ärk·tik ′er]
(meteorology)
An air mass whose characteristics are developed mostly in winter over arctic surfaces of ice and snow.
References in periodicals archive ?
It is a seasonal atmospheric phenomenon, a system of strong, high-level winds - called the jet stream - surrounding an extremely cold pocket of Arctic air.
The phenomenon has caused Arctic air to suddenly warm up and send a freezing cold blast south towards Britain.
An SSW event occurs when that mass of cold Arctic air, known as a Polar Vortex, expands and gets pushed south, carried along with the jet stream.
The bizarre phenomenon has caused Arctic air to suddenly warm up and send a freezing cold blast south towards Britain.
The bizarre phenomenon has caused Arctic air to warm and send a freezing cold blast south towards Britain.
A sharp cold snap in Kyrgyzstan is due to the Arctic air masses, Kyrgyzhydromet reported on January 24.
NEW YORK:A brutal torrent of arctic air is set to lock much of the northern United States in a bone-chilling deep freeze for New Year's Day, with temperatures expected to plunge to around zero.
The storm brought down cold arctic air, fueling one of the coldest weeks on record across the central and eastern United States.
The torrent of arctic air that poured into many parts of the United States this week tightened its grip on Saturday and brought record cold to some spots.
Meteorologists warn of sub-zero frigid arctic air and dangerously cold wind chills.
A depression of the Atlantic travelled across to the South of us and kept us in the arctic air that had arrived on Thursday morning.