Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 259 PM EST Sun Jan 27 2019 Valid 00Z Mon Jan 28 2019 - 00Z Wed Jan 30 2019 ...Heavy snow expected across the Upper Midwest and Upper Great Lakes... ...Arctic air to bring dangerously cold wind chills across the Upper Midwest starting Tuesday... A storm over Georgian Bay will move northeastward into Eastern Canada by Sunday evening. The system will produce snow and lake enhanced snow over the Great Lakes into parts of the Ohio Valley that will expand into parts of the Northeast and the Central Appalachians by Sunday afternoon waning overnight Sunday. In addition, a stalled front over Southern Florida will have a wave of low pressure travel from the Gulf of Mexico to the Atlantic by Monday. The system will produce rain, heavy at times, over the Florida Peninsula through Monday morning. The rain will end by Monday afternoon. Meanwhile, another storm over West-Central Canada will move southeastward into the Northern Plains by Sunday evening and eastward into the Great Lakes/Ohio Valley by Monday evening. The system will produce rain and snow over parts of the Northern Plains into parts of the Central Plains on Sunday morning. The snow will expand into parts of the Northern Rockies and into parts of the Upper Mississippi Valley by Sunday evening. Additionally, the snow will move into the Great Lakes and Ohio Valley by Monday evening. On Monday, the snow will expand into parts of the Central Rockies before beginning to wane over the Northern/Central Rockies and the Northern Plains by Monday evening. Overnight Monday, snow will develop over parts of the Tennessee Valley and parts of the Lower Mississippi Valley. In addition, rain will develop along the associated front extending from parts of the Ohio Valley southwestward to the Lower Mississippi Valley/Western Gulf Coast by Monday evening. A frontal system dropping from the northern Plains will move into the Upper Midewst and Upper Great Lakes later tonight and into tomorrow. Blizzard warnings are currently in effect for eastern portions of North and South Dakota--where 3 to 6 inches of snow can be expected with widespread blowing snow causing white out conditions. The heaviest snowfall is expected across the lake-shore region of Wisconsin and western Michigan where over a foot of snow will fall. Reinhart Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_ndfd.php