Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 439 PM EDT Mon Aug 29 2016 Valid 00Z Tue Aug 30 2016 - 00Z Thu Sep 01 2016 ...Heavy rain possible along the east and west coast of Florida... ...Temperatures will be 10 to 15 degrees below average over parts of the Southern High Plains/Southern Rockies... A front over the Upper Mississippi Valley/Upper Great Lakes to the Northern Plains will move eastward to the Northern Appalachians/Lower Great Lakes roughly westward to the Middle Mississippi Valley to the Central High Plains by Wednesday. Showers and thunderstorms will develop along and ahead of the boundary from the Upper Great Lakes/Upper Mississippi Valley to the Central Plains that will move to parts of the Northern Appalachians/Lower Great Lakes across parts of the Ohio Valley/Middle Mississippi Valley to the Central High Plains by Wednesday. Meanwhile, upper-level energy along the Western Gulf Coast and a steady flow of moisture moving inland from the Western Gulf of Mexico will aid in producing showers and thunderstorms over the Western Gulf Coast/Southern Plains through Wednesday. In addition, tropical moisture over parts of the Southeast, Tennessee Valley, Middle/Lower Mississippi Valley, and the Central Plains and daytime heating will aid in producing showers and thunderstorms over these areas through Wednesday, with the greatest areal coverage during the late afternoon into late evening. Tropical Storm #8 will interact with upper-level energy over the Southeast to produce showers and thunderstorms over parts of the Southeast Coast through Wednesday. Additionally, Tropical Storm #9 over the Eastern Gulf of Mexico will remain over the Gulf of Mexico. The system may produce and increase of showers and thunderstorms along parts of the West Coast of Florida. For the most up to date information for the forecast Tropical Storms see the latest update from the National Hurricane Center. Elsewhere, monsoonal moisture and daytime heating will aid in producing showers and thunderstorms over parts of the Southern/Central Rockies during the afternoon into the late evening on Monday and Tuesday. Furthermore, a plume of moisture from the Pacific will move onshore over the Pacific Northwest overnight Tuesday into Wednesday that will produce rain over parts of the Pacific Northwest Coast from Tuesday evening into Wednesday. Ziegenfelder Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_wbg.php