Loch Striven - Sound of Bute Entrance UV IndexUnited KingdomSTArgyll and ButeLoch Striven - Sound of Bute Entrance1-Day3-Day Graph Plots Open in Graphs UV Forecast NOAALoch Striven - Sound of Bute Entrance UV forecast issued yesterday at 6:52 pm. Next forecast at approx. 6:52 pm.Get WillyWeather+ to remove ads