The latest mid-tropospheric circulation animation shows progression of high pressure ridging from Greenland to Scandinavia & possibly the Urals. In our recent paper https://t.co/zxROvDGl84 we show this to be the precursor to a stretched #PolarVortex but still lots of uncertainty! pic.twitter.com/NnsGEDowlJ

— Judah Cohen (@judah47) October 21, 2022