Potomac River - Maryland Point Observatory Wind ForecastUnited StatesMDCharles CountyPotomac River - Maryland Point Observatory1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Potomac River - Maryland Point Observatory wind forecast issued yesterday at 10:31 pm. Next forecast at approx. 10:31 am.Get WillyWeather+ to remove ads