Up in the mid-upper Polar Stratosphere (20-30km above the Pole), there are signs the currently stronger than normal Polar Vortex will start to weaken/warm by end of Jan/early Feb. Details on this are still not clear yet, but how this pans out will be key for February's weather! pic.twitter.com/gAJMgxAMHJ

— wxcharts - a MetDesk Company (@wxcharts) January 13, 2023