Tre-groes Rainfall ForecastUnited KingdomWLCeredigionTre-groesToday 23 Jun15%Wed 24 Jun5%Thu 25 Jun35%Fri 26 Jun35%Sat 27 Jun65%Sun 28 Jun40%Mon 29 Jun15%Tre-groes rainfall forecast issued today at 7:35 pm. Next forecast at approx. 9:35 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Crug-y-Gorllwyn (Carmarthenshire) Radar Rainfall Rainfall AccumulationGet WillyWeather+ to remove ads