ORLANDO, Fla. — Hurricane Tammy gained strength before beginning its sideswipe of several Caribbean islands on Saturday, according to the National Hurricane Center. As of 5 p.m., the Category 1 hurricane had maximum sustained winds of 85 mph with higher gusts, located about 50 miles north of Guadeloupe and 35 miles east southeast of Antigua moving north northwest at 10 mph. “Fluctuations in intensity are possible during the next few days, but Tammy is expected to remain a hurricane while it passes near or over the Leeward Islands,” forecasters said. It became the season’s seventh hurricane as ...