Isle of Bute - Saint Ninians Bay Rainfall ForecastUnited KingdomSTArgyll and ButeIsle of Bute - Saint Ninians BayToday 29 Mar35%Sat 30 Mar30%Sun 31 Mar10%Mon 1 Apr10%Tue 2 Apr15%Wed 3 Apr15%Isle of Bute - Saint Ninians Bay rainfall forecast issued today at 12:42 am. Next forecast at approx. 2:42 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Holehead (Stirling) RadarNational SatelliteNational SynopticGet an account to remove ads