Nearly 600,000 people in Florida are without power as of Monday afternoon.
Hurricane Ian tore through parts of Florida, yielding historic levels of damage.
Florida Residents Are Trapped In Their Homes As Officials Warn Of "A 500-Year Flood Event" From Hurricane Ian
Ian was downgraded to a tropical storm as it travels north but is expected to regain hurricane intensity as it makes landfall in South Carolina.
Sustained winds have been recorded near 150 mph, just short of the Category 5 threshold.
"It's not going to be a minor thing in Florida. We don't want to overhype it, but at the same time, it is going to be a very intense system."