The extended range GFS/GEFS is now showing an absurdly strong jet extension near Christmas that somewhat better resembles the December EP +ENSO composite, although a + NPO remains present in conjunction with +EPO. However, the +PNA shown here is typically correlated with +ENSO. https://t.co/sA0XPlywLC pic.twitter.com/rloF2Ri1mw

— Dante Grasso (@Yellow_Evan) December 8, 2023