Original: At one point, the diameter of Ike's tropical storm and hurricane force winds were 600 and 240 miles (965 and 390 km), respectively, making Ike the largest Atlantic hurricane ever recorded.
Simplified: At one point, the diameter of Ike's tropical storm and hurricane force winds were 550 and 240 miles (885 and 390 km) making Ike one of the biggest Atlantic hurricane recorded.