Tropical Threat could bring needed rain and east coast Hurricane Threat! Posted on September 4, 2007 By Mid Atlantic Weather No Comments on Tropical Threat could bring needed rain and east coast Hurricane Threat! The disturbance off the east coast does appear that it may turn into a tropical system and pose a threat to the east coast later this weekend! This could help the drought but we hope not cause severe damage! This will need to be watched! Forecast Discussion