it could threaten the carolinas later on this week. the latest on dorian's track. so, it's after midnight here in the east coast. give us a sense of where it's going and what people can expect in the morning. >> this is slow progression. of course we see changes here in the past 24 hours. it is moving to the north-northwest. around 7 miles per hour. essentially twice the speed of walking pace. of course the last couple days it wasn't moving at all. beyond that walking pace. it is the fastest progression of the storm in about four days. that aspect of the storm is better news. the storm lined up 100 miles away from the coast region of florida. going to begin to see the heavy rainfall begin to move towards the coast also tropical storm force winds and hurricane force winds just offshore. any sort of movement to the west or left you'll have significant impact directly on the coastal communities and we know storm