How can the study of historical weather records improve our understanding of the polar vortex?

Oct 19, 2023 ... Polar vortex is the name given to the strong currents of wind formed by low pressure that occurs in the Arctic and Antarctic regions. The name ... Sep 7, 2021 ... Arctic warming and change is likely contributing to the increasing frequency of Arctic polar vortex stretching events that deliver extreme cold to the United ... Jan 16, 2025 ... The polar vortex is a wall of wind that encircles the North Pole, and when it begins to falter, it can have a big wintry effect on weather patterns across much ... Mar 12, 2024 ... Dorrance flies to the U.S. Midwest from London to help her make that transition; a winter storm hits, and the situation becomes more complicated ... Mar 5, 2025 ... Disruptions in the polar vortex can push part of the main region of frigid Arctic air southward thousands of kilometres, which produce wide- ... Jan 21, 2025 ... That cold arctic blast can last anywhere from a few days to a few weeks. A particularly brutal pattern in 2021 led to wind chills near 60 below ... This animation shows snow cover over North America and ice concentration over the Great Lakes during the 2013-2014 winter. Jan 8, 2014 ... What is the Polar Vortex? Colder temperatures to the north and warmer temperatures to the south create winds that generally blow from west to ... Jan 7, 2025 ... The stratospheric polar vortex is a mass of cold whirling air bounded by the jet stream that forms 10 to 30 miles above the Arctic surface in ... Apr 9, 2019 ... The 2014 Polar Vortex (officially the 2014 North American Cold Wave) led to record low temperatures in the US and caused PJM's grid to face dire reliability ...