Barnstable Harbor - Mattakeese Wharf UV IndexUnited StatesMABarnstable CountyBarnstable Harbor - Mattakeese Wharf1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAABarnstable Harbor - Mattakeese Wharf UV forecast issued today at 3:19 pm. Next forecast at approx. 3:19 pm.Get an account to remove ads