Hurricane and storm surge warnings have been issued for Myrtle Beach and the entire coastal Grand Strand area of Horry and Georgetown Counties.
Plan for life-threatening wind of equivalent Cat 1 or Cat 2 Hurricane force winds due to possible forecast changes in the track size or intensity, the warning said.
The latest forecast shows Hurricane Dorian has shifted slightly to the west and will approach the coast as a Category 2 storm.
The storm surge forecast is five to eight feet for the Horry County coastal area.
Peak winds are now expected to reach 55 to 80 mph with gusts fo 65 mph to 95 mph.
The hurricane has slowed down and impacts now stretch from Wednesday night to early Friday morning.
In addition to coastal surge, residents should be prepared for flash flooding on roads and in yards, high winds, the potential for tornadoes Wednesday night, heavy rain, downed trees and power outages.
The Waccamaw River is forecast to reach moderate flood levels at 12.4 feet by Friday afternoon.
Hurricane Florence flooding reached more than 20 feet.