Simplify the following text for a Grade 8 native English-speaking person.
Original: The hurricane weakened and passed within 200 miles ( 320 km ) of Cape Cod before becoming extratropical on September 12 .
Simplified: Dog reached its peak intensity with winds of 185 m over the open Atlantic and after weakening , it passed within 200 m of Cape Cod . The storm became extratropical on September 12 .