It's baaaaaack! Ural/Scandinavian blocking (well at least on the GFS). Seems to be a tough character to nail down exactly but in the latest blog I discuss the implications to the #PolarVortex of the different plausible fates of the blocking: https://t.co/VVi3MTnei8 pic.twitter.com/bD6JFiuZUV

— Judah Cohen (@judah47) November 17, 2020