Glynn Rainfall ForecastUnited KingdomSWCornwallGlynnToday 4 Jun85%Thu 5 Jun80%Fri 6 Jun55%Sat 7 Jun65%Sun 8 Jun10%Mon 9 Jun15%Glynn rainfall forecast issued today at 1:37 am. Next forecast at approx. 3:37 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Predannack (Cornwall) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads