Meteorologists are closely tracking the projected path and forecast of Hurricane Erin, which is the first hurricane to develop over the Atlantic this year.

The already sprawling storm will grow larger as it hurls the ocean toward the East Coast and Bermuda, and it could have company this week.

For people living along the Delaware River, 1955 has become the measuring stick for flooding and property damage. The highwater mark of 43.7 feet at Easton caused by Hurricane Diane on Aug. 18-19, 1955, remains a record. But it is not alone. A series of three major floods between 2004 and 2006 similarly shocked the region.

Invest 99L and a tropical wave have a medium chance of becoming tropical depressions later this week. The National Hurricane Center is tracking three systems in the Atlantic, according to the latest advisory from the National Hurricane Center.