Menai Strait - Castell-gwylan Rainfall ForecastUnited KingdomWLIsle of AngleseyMenai Strait - Castell-gwylanToday 28 Mar80%Sat 29 Mar85%Sun 30 Mar5%Mon 31 Mar5%Tue 1 Apr5%Wed 2 AprNo RainThu 3 AprNo RainMenai Strait - Castell-gwylan rainfall forecast issued today at 6:38 pm. Next forecast at approx. 8:38 am.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