Intracoastal Waterway - North Myrtle Beach UV IndexUnited StatesSCHorry CountyIntracoastal Waterway - North Myrtle Beach1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAAIntracoastal Waterway - North Myrtle Beach UV forecast issued yesterday at 2:17 pm. Next forecast at approx. 2:17 pm.Get WillyWeather+ to remove ads