The key to the severity of impacts in the Leeward Islands and Puerto Rico from strengthening Erin depends on how soon a turn to the northwest occurs with a near-miss versus a direct hit.

Tropical Storm Erin is still moving quickly westward and is forecast to become a hurricane in a few days over the central tropical Atlantic, the NHC said.

As summer peaks, so does the Atlantic hurricane season, and the first major storm is now on our doorstep. According to the U.S. National Hurricane Center (NHC), Tropical Storm Erin is on a rapid westward path and is projected to strengthen into the Atlantic's first hurricane of the season as early as Thursday,