Des Plaines Dolomite Prairies Land and Water Reserve UV IndexUnited StatesILWill CountyDes Plaines Dolomite Prairies Land and Water Reserve1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAADes Plaines Dolomite Prairies Land and Water Reserve UV forecast issued today at 12:05 am. Next forecast at approx. 12:05 am.Get WillyWeather+ to remove ads