PHILADELPHIA - More rain is expected Friday which leads to the threat of more flooding. DOWNLOAD THE FOX 29 WEATHER AUTHORITY APPIn preparation, for the rain, paired with the still high floodwaters from Tuesday's tropical storm, the National Weather Service has issued a Flash Flood Watch for areas in southeastern Pennsylvania, southern New Jersey and Delaware that will remain in effect through Friday morning.A round of scattered showers will impact the area in the morning with the potential of another round in the afternoon.High temperatures will be in the 70s and 80s Friday.Seasonable conditions will return over the weekend.