The National Hurricane Center is monitoring two areas in the Atlantic Ocean for potential tropical development behind Hurricane Erin, with the closest area to watch expected to to track near Puerto Rico and the Caribbean.

Hurricane Erin continues to churn in the Atlantic waters hundreds of miles off the U.S., prompting officials to close beaches along the East Coast from the mid-Atlantic to the Northeast.

The hatched areas on the National Hurricane Center's tropical outlook map indicate "areas where a tropical cyclone — which could be a tropical depression, tropical storm or hurricane — could develop," said National Hurricane Center Deputy Director Jamie Rhome.

Hurricane Erin lashes Bahamas and Turks and Caicos with winds, rain, and flooding as forecasters track a new Atlantic tropical threat.

FOX Weather Meteorologist Craig Herrera tracks the next system that has a medium chance of tropical development behind Hurricane Erin in the Atlantic Ocean's Main Development Region.

Satellites are tracking Tropical Storm Erin from space as it steadily gathers strength over the Atlantic Ocean. Currently, Tropical Storm Erin is expected to intensify and could become the first hurricane of the 2025 Atlantic season.

With thousands of miles of ocean water above the 80-degree Fahrenheit temperature needed to fuel hurricanes, Cape Verde storms are some of the most dangerous that threaten North America. About 85% of all major hurricanes — Category 3 and higher — start out there, according to the National Hurricane Center.

The first area has been under the eyes of the National Hurricane Center for a few days as it emerged off Africa’s west coast.

Tropical Storm Erin formed Monday in the eastern Atlantic near the Cabo Verde Islands and could become a major hurricane north of Puerto Rico by the weekend.

Tropical Storm Dexter is forecast to strengthen in the north Atlantic Ocean, according to the National Hurricane Center.

Forecasters are tracking two tropical disturbances behind Hurricane Erin, but neither shows signs of becoming an immediate threat to land. One system east of the Lesser Antilles has only a medium chance of development,