The "probable" forecast path for Florence, a Category 4 hurricane, showed the storm shifting further toward the southern North Carolina coast and the northern half of the SC coast, with the forecast cone stretching into Georgia, western North Carolina and Tennessee, according to the National Hurricane Center.
Florence will have a minimal impact on the D.C. Metro Area.
Winds of 40 mph extend outward up to 80 miles (130 km) from the center, mainly to the northwest.
"Rainfall totals of 2 to 3 inches with isolated maximum amounts of 4 inches are possible across the south-central portion of the Dominican Republic, southwest Haiti and Jamaica", it said. "This storm is extremely risky".
Prime Minister Roosevelt Skerrit Tuesday urged citizens to be "fully prepared'" as Dominica was placed on a hurricane watch despite Hurricane Isaac being downgraded to a strong tropical storm. Sustained winds slowed slightly to 125 miles per hour Tuesday afternoon, making it a Cat 3 storm.
The 8 a.m. forecast on Hurricane Florence reinforces projections that the storm's path will shift slightly to the southeast as it closes in on the Carolinas.More news: Danny Rose reveals angry halftime exchange between England players
It's begun to acquire some tropical structure, which is why it was named a subtropical storm Wednesday.
"Helene has taken a very similar track to that of Ophelia previous year, which is extremely unusual for an Atlantic hurricane", Nolan told us.
The Met Office assured that Tropical Storm Isaac poses no direct threat to Trinidad and Tobago as it continues to move away from the Lesser Antilles.
"Heavy and long-lasting rainfall could lead to catastrophic flooding in inland parts of North Carolina, South Carolina and Virginia". While early on Wednesday the odds of it forming dropped, by afternoon forecasters had again increased the chance to 70 percent over two days. The storm is moving to the northwest at 15 miles per hour and is expected to slow down later today and drift west toward southeastern NC.
Residents on the Carolina coast are finding empty gas pumps and depleted store shelves as they flee a potentially devastating blow from Hurricane Florence.
Tropical storm warnings have been issued for Martinique, Dominica, and Guadeloupe. A steady stream of vehicles filled with people and belongings is moving inland.