Simplify the following text for a Grade 9 native English-speaking person.
Original: Tropical Storm Grace originated from a large extratropical cyclone that formed along a cold front on September 27 , 2009 roughly 470 mi ( 755 km ) east of Cape Race , Newfoundland .
Simplified: Tropical Storm Grace came from a large extratropical cyclone that formed on September 27 , 2009 , to the east of Newfoundland .