US News A number of houses have already been flooded by waters from the river along S.C. 905.The portion of the Waccamaw outside Conway is expected to reach 20.4 feet, reported the Sun News citing the National Weather Service. The river was expected to fall from its current major flood stage earlier this week before beginning to rise again and start reaching historic levels by the weekend. The following is the forecast for other sections of the Waccamaw: Freeland (up to 23 feet on Sept. 21); Longs (up to 24 feet by Sept. 22 or Sept. 23); and Bucksport (up to 26 or 27 feet by Sept. 28).Read MoreNorth Carolina Governor Pleads With Storm Evacuees to Be PatientVideo Shows Water Rushing Over Failed North Carolina DamThe cresting Waccamaw is expected to bring worse flooding to many areas.The Lumber River crested on Monday but has remained near the high of 25 feet, while the Intracoastal Waterway in Socastee forecast water levels in the waterway to crest around 24 feet by Sept. 28, reported WMBF. President Donald Trump greets residents in Conway, South Carolina, on Sept. 19, 2018. (NICHOLAS KAMM/AFP/Getty Images)Trump Visits ConwayPresident Donald Trump on Wednesday visited some of the areas hit by Florence, including Conway.Trump toured the flooded areas of Long Avenue and Sherwood Drive before heading to the Horry County Emergency Operations Center on Main Street, reported My Horry News.“We’ve got the best people and we’re sending a lot of money down for you,” Trump told the crowd.“We just left North Carolina and they got hit really, really hard,” he said. “All of that water is coming your way. They assume … they look outside and see this beautiful weather, but over the next few days it is going to get rough in South Carolina.”From NTD.tvVideo Credit: Robbie Bischoff Photography – Drone Services via Storyful Follow Zachary on Twitter: @zackstieber Show Discussion Here’s what it looks like in Longs as the Waccamaw River rises https://t.co/knfu9TpwqX— charles mechling (@snoman8723) September 20, 2018 Share this article Currently, there are 11 river gauge sites in major flood across the Carolinas. Several gauges are above or forecast to crest above record levels. Here is the latest river observations and forecasts: https://t.co/FRO7lx1Wex #scwx #ncws #flooding #Florence pic.twitter.com/hmzN9Wmdhk— NWS Charleston, SC (@NWSCharlestonSC) September 19, 2018 Drone Footage Shows Severe Flooding in South Carolina Days After Florence By Zachary Stieber September 20, 2018 Updated: September 20, 2018 Share LINKEDINPINTERESTREDDITTUMBLRSTUMBLEUPON QualityAuto 1080p720p480p360p240pRewind 10 SecondsNext UpLive00:0000:0000:00ChromecastClosed CaptionsSettingsFullscreen click to watch video New drone footage shows severe flooding in South Carolina several days after Hurricane Florence hit the state.Florence left a deluge of rain in the Carolinas after striking on Sept. 14, resulting in widespread flooding and multiple rivers cresting at historic or near-historic heights.Conway, South Carolina, where the drone filmed, was one of the hardest-hit areas in the state.“This should convey the frightening reality of the predicted crest level for the Waccamaw [River],” wrote Robbie Bischoff, a photographer who captured the footage, on Facebook.Read MoreVideo: Pregnant Mother and Her Family Saved From Florence Floods2 Mental Patients Chained in Back of Sheriff’s Van Drown During Florence “Highway 501 bypass (the main route from Conway to Myrtle Beach) has been closed northbound for the last few days as the SCDOT constructs a dam to keep two lanes, one North and South, open during the height of the flooding next week.”Along with showing the flooding, the footage captures construction crews at work constructing the dam. People use a road as a boat ramp after Hurricane Florence struck the Carolinas on Sept. 17, 2018, in Conway, S.C. (AP Photo/Sean Rayford)Historic Flooding ExpectedPortions of the Cape Fear River in North Carolina have already crested at historic heights, while flooding is still building up in other parts as well as across South Carolina.The steadily rising Waccamaw River was forcing residents to evacuate mid-week.“We’re trying to move my brother and sister out of their trailer before they lose it all,” Eddie Lightsay told the Myrtle Beach Sun News on Sept. 19 as he and friends helped take items on boats through water from the trailer to the road. He noted his sister had just given birth one week ago.