Matanzas River - Moultrie Creek Entrance UV IndexUnited StatesFLSt Johns CountyMatanzas River - Moultrie Creek Entrance1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAAMatanzas River - Moultrie Creek Entrance UV forecast issued yesterday at 3:18 pm. Next forecast at approx. 3:18 pm.Get WillyWeather+ to remove ads