*IF* the GFS has a clue it’s forecast of shifting the #Polarvortex back to this side of the NHEMI would signal much colder risks loom for February. Need to monitor this as we are getting support from a developing Scandinavian ridge. #natgas #AGwx https://t.co/duCBiI8Qqj pic.twitter.com/sXSr0BlHEJ

— BAM Weather (BAMWX) (@bamwxcom) January 5, 2020