Matanzas River - State Road 312 Wind ForecastUnited StatesFLSt Johns CountyMatanzas River - State Road 3121-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Matanzas River - State Road 312 wind forecast issued today at 8:30 pm. Next forecast at approx. 8:30 am.Get WillyWeather+ to remove ads