Simplify the following text for a Grade 8 native English-speaking person.
Original: The circulation closed off once again on the afternoon of August 5 south of Bermuda , and Colin was once again a tropical storm .
Simplified: By August 5 , the storm restarted itself , and was again Tropical Storm Colin , heading northward . Cooling water temperatures later began to destroy the storm , and Tropical Storm Colin died again just west of Bermuda .