Ships that passed through the system recorded winds of 35-40 mph (55-65 km/h).
By that time, a ship reported they had encountered a storm and recorded winds of 100 mph (155 km/h).
An offshore ship recorded winds of 150 mph (240 km/h).
An airport in south Florida recorded peak winds of 80 mph (130 km/h).
Several ships in the path of the storm recorded gale-force winds, depicting its strengthening.
However, no stations recorded sustained winds of hurricane force.
"I spent three days recording gusting winds through the cracks of windows and doors, so that came in handy," he said.
Two other ships, many buoys, and a few oil platforms also recorded strong winds.
By 5 p.m., the Bureau office was recording sustained hurricane-force winds.
The revision also indicates that the hurricane may have had higher winds than officially recorded.