Short Range Forecast Discussion NWS Weather Prediction Center College Park MD 356 AM EDT Sat Sep 03 2016 Valid 12Z Sat Sep 03 2016 - 12Z Mon Sep 05 2016 ...Heavy rain is possible over the Southeast and Mid-Atlantic Coast associated with Tropical Storm Hermine... ...There is a slight risk of severe thunderstorms over parts of the central and northern Plains... ...Heavy rain possible over parts of the Northern Rockies and northern High Plains... Tropical storm Hermine continues to dump high rainfall amount across the Southeast. Early this morning the central pressure of Hermine was tracking through North Carolina and is expected to move offshore this afternoon. This storm will continue weaken to a post-tropical system by Sunday morning as it parallels the Mid-Atlantic coastline. The Del-Mar-Va is forecast to have 3-day totals from Hermine averaging 5 to 8+ inches. Check the National Hurricane Center for the most current information about Tropical storm Hermine (www.nhc.noaa.gov). There is a high risk for flash flooding this weekend - especially for North Carolina and Virginia. Tropical moisture over parts of Florida will aid in producing showers and thunderstorm over the state through Sunday. Flow off the Western Gulf of Mexico will trigger showers and thunderstorms over parts of the Southern Plains and the Western Gulf Coast this afternoon and evening along a weak stationary boundary. Additionally, monsoonal moisture and daytime heating will produce showers and thunderstorms over parts of Southwest/Eastern Great Basin and parts of the Central/Southern Rockies. A slow-moving front, spanning from central Canada to the Great Basin, will be a focus for showers and thunderstorms across the northern Plains and Canadian Prairie this weekend. Conditions are forecast to be favorable for severe thunderstorms and heavy rainfall. A low off the Pacific Northwest coast will produce showers and higher elevation snow across the Cascades as cooler air spreads across the northwestern portions of the country. Much cooler air will infiltrate the region. Many locations within the Intermountain West and surrounding Plains will observe a 20 to 30 degree drop in afternoon highs by Monday. Campbell Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_wbg.php