Time to start a thread for this one. The high in Quebec is trending more stout and the wave is trending flatter...that equals a more wintry solution than the torching cutter being shown just a few model cycles ago.   There could be a significant icing scenario for interior southern New England as well...most guidance shows a cold tuck behind a mesolow that develops near the Cape and travels into the Gulf of Maine while at the same time, more moisture begins to stream in from the southw