Napa River - Fagan Slough Entrance Wind ForecastUnited StatesCANapa CountyNapa River - Fagan Slough Entrance1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Napa River - Fagan Slough Entrance wind forecast issued today at 9:31 pm. Next forecast at approx. 9:31 am.Get WillyWeather+ to remove ads