Tropical Storm Dexter formed over the western Atlantic on Sunday, according to the National Hurricane Center.Dexter is moving away from the U.S. coast in the open Atlantic with maximum sustained winds of 45 mph with a minimum central pressure of 1,

Two tropical depressions could form later this week or over the weekend. One of the disturbances is located a few hundred miles off Florida and the southeastern coast of the United States. Farther out in the Atlantic, Tropical Storm Dexter weakened slightly overnight but is expected to strengthen before dissipating later this week.