Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 359 PM EDT Tue Mar 14 2017 Valid 00Z Wed Mar 15 2017 - 00Z Fri Mar 17 2017 ...Heavy snow possible over Northern New England... ...Heavy rain possible over parts of the Northwest Coast... ...Temperature will be 10 to 15 degrees below average over most of the eastern third of the country... Deep low pressure along New England Coast will slowly move northeastward into the Canadian Maritimes by Thursday morning. The storm will produce snow from the Lower Great Lakes/Central Appalachians eastward to the Northern Mid-Atlantic Coast and the Northeast Coast with heavy snow over parts of Northern New England into Upstate New York. The heavy snow will slowly tapper off by Wednesday morning. Light scatted snow will continue over parts of Northern New England into parts of Northern Mid-Atlantic on Wednesday afternoon, that will slowly wane to over parts of the Northern New England by Thursday morning. On Wednesday morning, upper-level energy rotating around the associated upper-level low over the Northeast will aid in producing light snow over parts of the Northern Mid-Atlantic Coast Wednesday afternoon into late Wednesday night. Additionally, cold air rotating around the storm will aid in producing lake effect snow south of Lakes Michigan through Wednesday afternoon. Ziegenfelder Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_ndfd.php