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. Hurricane Dorian Strengthens, Florida Declares State of Emergency VOA News Labor Day will be no holiday for Florida if Hurricane Dorian follows its projected path. The National Hurricane Center said late Thursday that Dorian is expected to become a major hurricane Friday and remain an "extremely dangerous" hurricane through the weekend as it sucks up the warm Atlantic waters. It strengthened into a Category 2 hurricane Thursday night with maximum sustained winds near 165 kilometers per hour. .