Cottonwood Federal Waterfowl Production Area UV IndexUnited StatesNEPhelps CountyCottonwood Federal Waterfowl Production Area1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAACottonwood Federal Waterfowl Production Area UV forecast issued yesterday at 1:17 pm. Next forecast at approx. 1:17 pm.Get WillyWeather+ to remove ads