Intracoastal Waterway - Sewee Camp UV IndexUnited StatesSCCharleston CountyIntracoastal Waterway - Sewee Camp1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAAIntracoastal Waterway - Sewee Camp UV forecast issued yesterday at 3:17 pm. Next forecast at approx. 3:17 pm.Get WillyWeather+ to remove ads