Intracoastal Waterway - South Island Ferry UV IndexUnited StatesSCGeorgetown CountyIntracoastal Waterway - South Island Ferry1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAAIntracoastal Waterway - South Island Ferry UV forecast issued yesterday at 3:18 pm. Next forecast at approx. 3:18 pm.Get WillyWeather+ to remove ads