Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 313 AM EST Sun Mar 01 2015 Valid 12Z Sun Mar 01 2015 - 12Z Tue Mar 03 2015 ...Heavy snow possible for parts of the Central Rockies and parts of the Great Basin... ...Snow possible from the Ohio Valley to the Northeast... ...Freezing rain possible from parts of the Southern Plains to parts of the Ohio Valley and parts of the Carolinas/Mid-Atlantic... ...Heavy rain possible for parts of the Southwest... Upper-level energy over the Upper Midwest will eastward off the Northeast Coast by Monday evening. The energy will induce a front extending from the Northern Appalachians to the Lower Mississippi Valley that will move eastward off the East Coast late Sunday night to Monday afternoon. Moisture from the Gulf of Mexico will move northward to the Middle Mississippi Valley/Ohio Valley overrunning cold air at the surface producing snow from parts of the Central Plains to Ohio Valley/Lower Great Lakes that will move eastward to the Northeast by Sunday evening. Snow will linger over parts of the Northern Appalachians/New England to parts of the Central Appalachians on Monday morning. Rain and freezing rain will develop over parts of the Southern Plains into the Ohio Valley through Sunday morning. In addition, another area of rain/freezing rain will develop over parts of the Carolinas and move northward into the Mid-Atlantic through Sunday evening. Another area of rain/freezing rain will develop over parts of the Southern Plains on Monday morning. In the meantime, rain will develop over parts of the Southern Plains that will expand eastward into the Central Gulf Coast by Monday morning and into the Southeast by Monday evening. Additionally, showers and thunderstorms will develop over parts of the Western Gulf Coast/Lower Mississippi Valley on Sunday morning that will end by Monday morning. Meanwhile, upper-level closed low over Southern California will slowly begin to move eastward into the Southwest by Monday evening as additional upper-level energy moves southward along the West Coast on Sunday evening into Monday. Snow will develop over parts of East-Central California to the Central Rockies through Monday. Lower elevation rain will develop over parts of Southern California into the Southwest by Sunday evening. The rain will move into the Southern Rockies/Southwest while increasing in intensity to light to moderate rain on Monday. Elsewhere, a front over West-Central Canada will move southward to the Northern/Central Rockies to the Northern Plains on Monday. The boundary will aid in producing snow from the Northern Intermountain Region/Rockies into the Northern Plains by Monday evening. Ziegenfelder Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_wbg.php