Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 305 PM EST Sat Feb 08 2020 Valid 00Z Sun Feb 09 2020 - 00Z Tue Feb 11 2020 ..Heavy snow for the Upper Midwest... ...There is a moderate risk of excessive rainfall on Monday into Tuesday over the Lower Mississippi, Tennessee Valleys, and Southern Appalachians ... A weak front over parts of the Great Lakes heading southward into Ohio Valley, Central Appalachians will produce light snow over parts of the Region that will dissipate over parts of the Northern Mid-Atlantic by Sunday morning. A quick-moving area of low pressure will move from the Northern/Central High Plains eastward to the Lower Great Lakes by Monday morning and northeastward into Southeastern Canada by Monday evening. The storm will produce heavy snow over parts of the Upper Midwest Overnight Saturday into Sunday evening. The system will also produce snow over parts of the Northern/Central Rockies on Saturday evening into Sunday afternoon. The storm will also produce light snow and rain over parts of the Lower Great Lakes into the Northeast on Sunday afternoon into Monday. Along the associated front moisture from the Western Gulf of Mexico will pool along the boundary on Sunday into Monday. Rain will develop along the front from the Southern Plains to the Middle Mississippi Valley on Sunday evening will move eastward to the Central Appalachians southwestward to the Central Gulf Coast/Southern Plains by Monday evening. The WPC has issued a moderate risk of excessive rainfall from parts of the Lower Mississippi Valley northeastward to the Southern Appalachians on Monday into Tuesday. The associated heavy rain will produce numerous areas of flash flooding. The moderate risk means the associated heavy rain will possible produce a significant event with numerous flash flooding warnings. Many streams may flood and will potentially affect larger rivers. Ziegenfelder Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_ndfd.php