HOBE SOUND, FL (WFLX) - Update: The Florida Turnpike has been reopened after a wildfire had lanes closed in Hobe Sound for hours.
Previously: A 90-acre fire on Pratt Whitney Road near South Fork High School is burning out of control due to high winds.
The Martin Co. Sheriff's Office says South Fork High School was evacuated as a precaution.
The Florida Forest Service says the fire started at the corner of Indiantown Road and Seminole Pratt Whitney Road. Don Mancil of Mancil's Tractor Service told NewsChannel 5 he was burning a pile of vegetation during a controlled burn and the wind spread it. "The wind picked up and took it away from me," he said.
Seventy-five acres are burning on the west side of the Turnpike. Winds spread flames into the median and across the Turnpike to the east side of the road.
According to the Florida Highway Patrol, the Turnpike southbound is closed from mile marker 133 to mile marker 116. Traffic will have to travel west to I-95. Northbound traffic is moving again.
FHP says heavy smoke and poor visibility is causing slowdowns on I-95 at mile marker 128 in Martin County.
Martin County has more than 12 units on scene. The Florida Forestry Service has tractors on scene.
No structures are in danger, according to officials.
Fire officials say winds are dying which is helping them fight the blaze, a tweet from the Florida Forest Service said the fire was 90% contained as of 6:45.
We will continue to update this as information becomes available.