Flat Holm Island Rainfall ForecastUnited KingdomWLVale of GlamorganFlat Holm IslandToday 13 Oct90%Wed 14 Oct10%Thu 15 Oct85%Fri 16 Oct5%Sat 17 OctNo RainSun 18 Oct5%Mon 19 Oct5%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Flat Holm Island rainfall forecast issued today at 7:09 am. Next forecast at approx. 9:09 pm. Rainfall Rainfall AccumulationCobbacombe Cross (Devon) RadarGet WillyWeather+ to remove ads