Metro Vancouverites may face unseasonably cold weather as February continues thanks to the stratospheric polar vortex.

The jet stream is like a river of west-to-east winds in the upper atmosphere. Airplanes use it like a highway.

Unlike in February 2023 when polar vortex slipped ... pushing the jet stream to the Gulf of Mexico and setting up cold temperatures through Wednesday night. New England has remained mostly on ...

Are we stuck in a never-ending pattern of cold air in Western Canada? Find out when this cold snap will end across the West ...

An extreme cold warning will also lift for the Gulfport area at 10 a.m. Another cold weather advisory from the NWS will be in effect Wednesday night because ... Research, polar air comes south ...

Even if you didn't see snow, the Arctic air blast from the polar vortex is still here. See how to get ready for the cold.

Discover the fastest jet-stream winds on exoplanet WASP-127b, reaching 33,000 km per hour, driven by intense stellar radiation.

These outbreaks can happen when the polar vortex is in a weaker state ... What's happening now is that the jet stream — the usually west-to-east river of airway above ground that moves weather ...

Americans living as far south as the Southern Plains can expect to see sub-zero wind chills beginning Sunday night ... called a polar vortex, an upper-level jet stream that typically circulates ...