(3) Again, while pattern relaxes teh 2nd week of January. Overall a cool pattern looks to remain By day 15 EPS 500mb Anomalies (courtesy of https://t.co/b4vzQrTBpF) show a trough re-establishing near 150W, with AK ridge, cross-polar flow, -AO. More sig cold by last 2 weeks of Jan

— Allan Huffman (@RaleighWx) December 30, 2017