Tropical Storm Erin formed in the eastern Atlantic Ocean on Monday, forecasters said. The storm could strengthen to become the Atlantic's first hurricane of the season.

Storm Team 10 and the National Hurricane Center are tracking Tropical Storm Erin which has formed in the eastern Atlantic Ocean. Erin has become the first hurricane of the season and is now forecast to become a Category 4 by early next week.

Tropical Storm Erin is nearly at hurricane strength Thursday night, its western path putting islands in the far eastern Caribbean under tropical storm watches, according to the National Hurricane