Napa River - Mud Slough Entrance Wind ForecastUnited StatesCANapa CountyNapa River - Mud Slough Entrance1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Napa River - Mud Slough Entrance wind forecast issued today at 1:30 am. Next forecast at approx. 1:30 pm.Get WillyWeather+ to remove ads