Blaenllechau Rainfall ForecastUnited KingdomWLRhondda Cynon TaffBlaenllechauToday 16 May5%Sat 17 MayNo RainSun 18 MayNo RainMon 19 May5%Tue 20 May10%Wed 21 May5%Thu 22 May35%Blaenllechau 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 Crug-y-Gorllwyn (Carmarthenshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads