Islay - Mull of Oa Rainfall ForecastUnited KingdomSTArgyll and ButeIslay - Mull of OaToday 5 May15%Wed 6 May15%Thu 7 May35%Fri 8 May10%Sat 9 May50%Sun 10 May10%Mon 11 May10%Islay - Mull of Oa rainfall forecast issued today at 7:37 am. Next forecast at approx. 9:37 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Castor Bay (Lurgan) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads