Intracoastal Waterway - Myrtle Beach UV IndexUnited StatesSCHorry CountyIntracoastal Waterway - Myrtle Beach1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAAIntracoastal Waterway - Myrtle Beach UV forecast issued today at 3:17 pm. Next forecast at approx. 3:17 pm.Get WillyWeather+ to remove ads