Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 259 PM EST Sat Nov 25 2017 Valid 00Z Sun Nov 26 2017 - 00Z Tue Nov 28 2017 ...Heavy rain and snow for the Sierras... ...Heavy rain possible over the Pacific Northwest... ...Snow possible over the Cascades... A front will move off the Eastern Seaboard by Sunday afternoon. Associated upper-level energy over the Lower Great Lakes/Central Appalachians will move eastward off the Northeast Coast by Sunday evening. The energy will aid in producing rain and snow over parts of the Lower Great Lakes into parts of the Central Appalachians/Northeast on Saturday evening that will change over to all light snow overnight Saturday that will end west to east on Sunday into Sunday evening. More to Follow Ziegenfelder Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_ndfd.php