7:30 p.m. update: The crash occurred at approximately 3:30 p.m. while the plane was on approach to Pahokee Airport, also known as Palm Beach County Glades Airport, according to the FAA.

6:50 p.m. update: The Palm Beach County Sheriff's Office says its marine unit deputies recovered five individuals and that all five were killed.

"The death investigation will be handled by PBSO Violent Crimes Division," the Sheriff's Office posted on Twitter.

Weather was not believed to be a factor in the crash, according to Spectrum News reporter Troy Kinsey and Spectrum Bay News 9 meteorologist Diane Kacmarik.

Kinsey said the plane was a Piper Aztec, which is commonly used as a training plane. He also said the Pahokee Airport where the plane crashed does not have a control tower.

TAMPA, Fla. —  A plane flying out of Tampa International Airport crashed Friday afternoon in Lake Okeechobee.

The twin-engine Piper aircraft crashed into water on approach to Pahokee Airport at about 3:30 p.m., according to the Federal Aviation Administration.

It was not immediately know how many people were on board. The Palm Beach County Sheriff's Office posted on Twitter that one person was missing.

"One individual was observed swimming away from the airplane, however, has not been located," the Sheriff's Office posted.

The FAA is investigating.