Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 304 AM EST Wed Jan 29 2014 Valid 12Z Wed Jan 29 2014 - 12Z Fri Jan 31 2014 ...Heavy snow possible for parts of the Cascades, Sierras, and Northern/Central Rockies... ...Precipitation returns to the West Coast and Great Basin... ...Temperatures will be 15 to 30 degrees below average over parts of the Southeast, Eastern Gulf Coast, and the Tennessee/Ohio Valleys... Energy over the Eastern Pacific will break down the upper-level ridge over the West Coast, that has been steering storms into Alaska and Western Canada. The system moving onshore over the Pacific Northwest moving southeastward to the Great Basin by Thursday evening. The storm will produce rain and higher elevation snow over parts of the Pacific Northwest inland to the Northern Rockies on Wednesday morning. The rain and higher elevation snow will move into part of Northern/Central California on Wednesday into Thursday, with snow and lower elevation rain moving into the Great Basin, Central Rockies, and the Central High Plains. Onshore flow over the Pacific Northwest will aid in continuing coastal rain and higher elevation snow over the region through Thursday. Likewise, the flow will also aid in continuing snow over parts of the Northern Rockies through Thursday too. Another front over Northern High Plains will move eastward to the Upper Great Lakes and southward to the Southern High Plains by Thursday evening. The storm will produce snow over parts of the Upper Great Lakes and extend southwestward into the Middle Missouri Valley Wednesday night into Thursday. Meanwhile, a front moving off the Southeast/Southern Mid-Atlantic Coast will linger near the Southern tip of Florida Through Thursday evening. The system will produce snow over parts of the Carolina Coast with a small area of sleet/freezing rain over Southeastern Georgia on Wednesday morning into afternoon. Rain will develop over the Florida peninsula through Thursday morning. Showers and thunderstorms will develop over the Southern tip of Florida by Thursday evening. Ziegenfelder Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_wbg.php