Penobscot River - Penobscot Bridge UV IndexUnited StatesMEPenobscot CountyPenobscot River - Penobscot Bridge1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAAPenobscot River - Penobscot Bridge UV forecast issued yesterday at 3:19 pm. Next forecast at approx. 3:19 pm.Get an account to remove ads