Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 238 PM EST Wed Nov 26 2014 Valid 00Z Thu Nov 27 2014 - 00Z Sat Nov 29 2014 ...Heavy rain over parts of the Pacific Northwest... ...Snow over Northern New England... ...Temperatures will be 10 to 20 degrees above average over parts of the Central Rockies and the Great Basin... A storm just off the Northeast Coast will move northeastward to off of Eastern Canada by Friday morning. The system will produce moderate wet snow over parts of the Northeast that will tapper off to light snow over Northern New England by Thanksgiving morning, Thursday and end by Thursday evening. Moderate to heavy rain will develop along the Mid-Atlantic/New England Coastline ending late Wednesday night. Meanwhile, a front extending from the Western Ohio Valley to the Southern Plains will move quickly off the Southeast Coast by Thursday evening, Thanksgiving. The storm will produce light snow over parts of the Great Lakes through Thursday evening. Light snow will also develop over parts of the Middle Mississippi Valley that will move to parts of the Central Appalachians by Thursday evening. Rain will also develop over parts of the Ohio Valley and move to Western North Carolina by Thursday morning. A persistent boundary extending from the Central High Plains northwestward to British Columbia will aid in focusing precipitation from parts of the Northwest to the Northern High Plains. A weakening front will move into the Pacific Northwest on Thursday morning, Thanksgiving, and dissipate. The system will bring light to moderate rain to the Northwest Coast and parts of Northern California through Friday morning. Rain and highest elevation snow will develop over parts of the Northern Rockies/Northern Intermountain Region through Friday. In addition, snow will develop over parts of the Northern High Plains through Thursday afternoon. Upper-level jet dynamics will aid in producing light snow over parts of the Northern Plains into the Upper Great Lakes Thursday evening into Friday morning. Additionally, a pocket of rain/freezing rain will develop over parts of the Northern High Plains on Thursday morning, Thanksgiving. Ziegenfelder Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_wbg.php