Birchgrove Rainfall ForecastUnited KingdomWLSwanseaBirchgroveToday 19 Sep50%Sun 20 Sep5%Mon 21 Sep15%Tue 22 Sep15%Wed 23 Sep15%Thu 24 Sep10%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Birchgrove rainfall forecast issued today at 1:09 am. Next forecast at approx. 3:09 pm. Rainfall Rainfall AccumulationCrug-y-Gorllwyn (Carmarthenshire) RadarGet WillyWeather+ to remove ads