Garthamlock Rainfall ForecastUnited KingdomSTGlasgowGarthamlockToday 15 May35%Sat 16 May85%Sun 17 May80%Mon 18 May80%Tue 19 May65%Wed 20 May50%Thu 21 May50%Garthamlock rainfall forecast issued today at 7:37 pm. Next forecast at approx. 9:37 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Holehead (Stirling) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads