Dexter became a tropical storm on Saturday night. As of late Monday, it was stirring up in the Atlantic Ocean about 345 miles north of Bermuda, the NOAA said. It had maximum sustained winds of 40 mph on Monday and was moving northeast.

A major hurricane is churning in the Pacific Ocean several hundred miles away from Hawaii. The U.S. National Hurricane Center says Tuesday that Hurricane Iona is one of two major weather systems in the ocean but poses no threat to the islands.

The National Hurricane Center said late Wednesday, July 30, Tropical Storm Gil has formed in the Pacific Ocean and could soon become a hurricane.