That's a monstrous EC46 *week 3* signal for a negative NAO, particularly given that there's no SSW driving it! Uncertainty in the sign of EOF2 -- Scandinavian block/trough component -- remains, however.

But still, this falls in the "phwoar" category pic.twitter.com/ZYyi4OXXTw

— Dr Simon Lee (@SimonLeeWx) November 28, 2022