Umpqua River - Jerden Cove UV IndexUnited StatesORDouglas CountyUmpqua River - Jerden Cove1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAAUmpqua River - Jerden Cove UV forecast issued today at 11:17 am. Next forecast at approx. 11:17 am.Get WillyWeather+ to remove ads