Originally posted by the Voice of America. Voice of America content is produced by the Voice of America, a United States federal government-sponsored entity, and is in the public domain. Tropical Storm Isaias Approaches'¯Carolinas, Set to Regain Hurricane Strength VOA News Tropical Storm Isaias is expected to strengthen into a low-level hurricane before it makes landfall along the coast of the Carolinas. The U.S. National Hurricane Center issued a hurricane warning from South Santee River, South Carolina, to Surf City, North Carolina. The storm's maximum sustained winds reached 110 kph (68 mph) Monday afternoon but was expected to strengthen into a Category 1 Hurricane later in the day with winds of 119 kph (74 mph) or higher. .