Menai Strait - Castell-gwylan Rainfall ForecastUnited KingdomWLIsle of AngleseyMenai Strait - Castell-gwylanToday 1 Nov10%Mon 2 Nov5%Tue 3 Nov5%Wed 4 NovNo RainThu 5 Nov5%Fri 6 Nov5%Sat 7 Nov5%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Menai Strait - Castell-gwylan rainfall forecast issued today at 6:10 am. Next forecast at approx. 8:10 pm. Rainfall Rainfall AccumulationCrug-y-Gorllwyn (Carmarthenshire) RadarGet WillyWeather+ to remove ads