Combahee River - Old Chehaw River Entrance UV IndexUnited StatesSCColleton CountyCombahee River - Old Chehaw River Entrance1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAACombahee River - Old Chehaw River Entrance UV forecast issued today at 2:17 pm. Next forecast at approx. 2:17 pm.Get WillyWeather+ to remove ads