MESOSCALE DISCUSSION 0043
NWS STORM PREDICTION CENTER NORMAN OK 0533 PM CST MON JAN 26 2015 Areas affected, ern long island / cape cod and portions of ern ma / ri / sern ct concerning, heavy snow valid 262333Z - 270430Z summary, heavy snowfall rates 1+ inches/hour will probably begin between 01-03 UTC along the immediate coast of srn new england and ern long island. discussion, 23Z surface analysis shows an estimated 994-mb low 200 mi SE acy and surface temps below freezing along the srn new england coast. water vapor imagery shows a negative-tilt mid-level trough located over the carolinas and wrn atlantic early this evening. very strong h5 height falls /180 m per 12 hr/ will likely occur downstream during the next 12 hours to the SE of long island