https://www.the-independent.com/bulletin/news/polar-vortex-forecast-temperatures-states-b2902197.html
Arctic air brings freezing temperatures to US this weekend | The Independent
arctic air bringsfreezingus
https://www.the-express.com/news/weather/192507/polar-vortex-east-coast-weather
Polar vortex brings blast of Arctic air to east coast with snow on way - Weather - News - Daily...
Dec 4, 2025 - Parts of the U.S. are set to experience bone-chilling temperatures, with some states dropping to single figures.
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https://www.independent.co.uk/bulletin/news/polar-vortex-forecast-temperatures-states-b2902197.html
Arctic air brings freezing temperatures to US this weekend | The Independent
arctic air bringsfreezingus