WPC Winter Wx Discussion THEN ON MON... THE FORECAST BECOMES QUITE COMPLEX AND VERY CHALLENGING OVER THE ERN PORTION OF THE COUNTRY. THE SHORT WAVE DIVING THROUGH THE MIDWEST ON SUN PROCEEDS TOWARD THE SOUTHEAST ON MON AND BEGINS TO INDUCE A SURFACE LOW NEAR THE COASTAL CAROLINAS BEFORE SHOWING SIGNS OF INTENSIFYING AND LIFTING NORTHWARD. THIS IS DUE TO A SLIGHT NEG TILT ALOFT OF THIS FEATURE AND THE NEXT POLAR/ARCTIC UPPER TROUGH PLUNGING INTO THE UPPER MS VALLEY/GREAT LAKES. DO THE TWO SY