John Murtha Johnstown-Cambria County Airport UV IndexUnited StatesPACambria CountyJohn Murtha Johnstown-Cambria County Airport1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAAJohn Murtha Johnstown-Cambria County Airport UV forecast issued today at 2:17 pm. Next forecast at approx. 2:17 pm.Get WillyWeather+ to remove ads