Synoptic overview highlighting complex NPAC pattern forecast to result in US arctic intrusion from the North Pole.
— Philippe Papin (@pppapin) December 15, 2022
๐ Point: Many moving parts in NPAC make pinpointing where arctic air will eject into US a major challenge.
Explains ~50F spread in Seattle temp๐week.๐ตโ๐ซ #WAwx pic.twitter.com/pkNS3Wyb3M