Simplify the following text for a Grade 6 native English-speaking person.
Original: The new tropical storm moved west-northwest , passing north of the Antilles , and reached hurricane strength north of Puerto Rico on August 22 . At this point , Hurricane Bonnie turned to the northwest , away from the Bahamas and Florida , and toward the Carolinas .
Simplified: Bonnie became a hurricane after passing to the north of Puerto Rico .