There is growing consensus in the medium range for a long-duration winter weather event to impact at least a portion of New England. A rather significant trough is expected to dig into the western U.S. over the weekend and continue to amplify as it progresses through the central states. The response will be a strong ridge in the east. There are uncertainties, however, regarding the structure of the ridge across the Northeast as there are indications this will flatten out some. This is key as the