Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 401 PM EDT Fri Oct 31 2014 Valid 00Z Sat Nov 01 2014 - 00Z Mon Nov 03 2014 ...Heavy snow possible over parts of Maine... ...Heavy precipitation possible over parts of the Sierra Nevada... ...Temperatures will be 10 to 15 degrees below average from the Great Lakes Southward to the Central Gulf Coast... A strong storm will develop just off the Mid-Atlantic Coast by Saturday then move northward to off of Cape Cod by Sunday morning. Upper-level energy digging southeastward over the Tennessee Valley/Southeast will produce rain over parts of the Lower Great Lakes/Ohio Valley into parts of the Central/Southern Appalachians that will move off the Southeast Coast by Saturday afternoon. Areas of snow will develop over parts of the Great Lakes that will move into the Central/Southern Appalachians/Lower Great Lakes by Saturday evening, ending by Sunday morning. As the storm wraps up, moderate to heavy rain will develop over parts of the Southeast on Saturday morning that will move into New England Coast by Sunday. Light to moderate rain will develop over parts of the Mid-Atlantic/New England will increase in intensity to moderate to heavy rain over Northern New England Coast Saturday morning into Saturday evening. Another storm over the Rockies/Great Basin will move eastward to the Northern/Central Plains by Sunday. The system will produce light to moderate rain over parts of California that will expand northward to the Northern Intermountain Region and move eastward into the Great Basin by Saturday morning. The rain will continue to move eastward to the Rockies to the Southwest by Sunday. Higher elevation snow will develop over parts of the Great Basin and move into parts of the Northern/Central Rockies Saturday evening into Sunday morning. Also on Sunday morning, rain will move into parts of the Pacific Northwest Coast. Ziegenfelder Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_wbg.php