Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 349 AM EDT Sun Mar 08 2020 Valid 12Z Sun Mar 08 2020 - 12Z Tue Mar 10 2020 ...Record high temperatures again likely for portions of the Plains Sunday... ...heavy snow for parts of Northern Maine on Monday... ...Rain/freezing rain possible over parts of the Upper Great lakes... Upper-level energy over the West Coast will move inland and weaken. The energy will aid in producing higher elevations snow over parts of the Northern Rockies into parts of Central Rockies that will that will continue as additional upper-level energy moves into the area that will beginning to wane overnight Monday into Tuesday morning. Light rain develops over parts of the Southern Rockies on Sunday expanding into the Southern Plains by Sunday evening. On Sunday, moisture over the Western Gulf of Mexico will race northward to the Upper Great Lakes were the moisture will slowly increase over the Plains and Mississippi Valley by Monday. Light rain will develop over parts of the Southern Rockies on Sunday and move into parts of the Central/Southern Plains by Sunday evening. The WPC has issued a marginal risk of excessive rainfall over parts of the Southern Rockies into parts of the Southern Plains from Sunday morning into Monday morning. The marginal risk means there will be isolated areas of flash flooding. The moisture continues to increase over parts of the Plains and Mississippi Valley on Monday. The rain moves into parts of the Central Plains overnight Sunday and into the Middle Mississippi Valley and over the Upper Great Lakes on Monday. As the moisture moves into the Upper Great Lakes rain/freezing rain will develop over parts of the area near the rain/snow line. The rain moves into the Lower Great Lakes to parts of the Tennessee/Lower Mississippi Valleys by Tuesday morning. The moisture will make its way to New England overnight Sunday as an area of heavy snow will develop over parts of Northern Maine on Monday into Tuesday. Temperatures over the Lower 48 will mostly be above normal for early March and well above normal (near or surpassing record highs) for parts of the Central Plains on Sunday. Areas from Western Kansas/Nebraska to the Corn Belt will see high temperatures into the 60s/70s until the cold front moves through in the afternoon/evening. The East will see milder temperatures on Sunday as surface high pressure moves offshore and southwesterly flow commences. Ziegenfelder Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_ndfd.php