Sand Mound Slough - Carol's Harbor & Marina Wind ForecastUnited StatesCAContra Costa CountySand Mound Slough - Carol's Harbor & Marina1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Sand Mound Slough - Carol's Harbor & Marina wind forecast issued today at 9:31 pm. Next forecast at approx. 9:31 am.Get WillyWeather+ to remove ads