Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 413 AM EDT Fri Nov 04 2016 Valid 12Z Fri Nov 04 2016 - 12Z Sun Nov 06 2016 ...Heavy rain possible over parts of Pacific Northwest... ...Heavy rain possible over parts of Southern High Plains/Southern Rockies... ...Temperatures will be 10 to 25 degrees above average over the Northern/Central Plains into the Upper/Middle Mississippi Valley... A front extending from the Southeast to the Central Gulf Coast will move southeastward off Florida by Saturday morning. Rain and embedded thunderstorms will develop along and ahead of the boundary from the Southern Mid-Atlantic to the southeast Florida Coast by Saturday evening. In addition, upper-level energy moving over the Northeast will aid in producing rain showers over parts of the Northeast through Friday afternoon. Overnight Friday, another area of upper-level energy will move the Northeast producing rain showers on Saturday through Saturday evening. Meanwhile, a front over the Eastern Pacific will move onshore over the Pacific Northwest early Saturday morning moving inland to the Northern Intermountain Region by Saturday evening. A plume of moisture will move into the Northwest early Saturday morning into Sunday producing rain from the Pacific Northwest and Northern California Coast that will move inland by Saturday evening. Additionally, an upper-level low over the Southwest/Northern Mexico will slowly weaken and move to the Central Rockies by Sunday. Moisture from the Western Gulf of Mexico will stream westward into Southwest to the Southern Plains that will shift to the Southern Plains by Saturday. The system will produce showers and thunderstorms over parts of the Southwest to the Lower Rio Grande Valley on Friday morning that will move into the Central/Southern Rockies and Central/Southern High Plains by Saturday evening. Snow will also develop at the most highest elevations of parts of the Central Rockies on Saturday. Ziegenfelder Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_wbg.php