Firth of Clyde - Loch Striven Entrance UV IndexUnited KingdomSTArgyll and ButeFirth of Clyde - Loch Striven Entrance1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAAFirth of Clyde - Loch Striven Entrance UV forecast issued yesterday at 7:54 pm. Next forecast at approx. 7:54 pm.Get an account to remove ads