Black Rock Sands Porthmadog Wind ForecastUnited KingdomWLGwyneddBlack Rock Sands Porthmadog1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met Office Swell Height and Direction Forecast NOAA WaveWatch IIIWind Real-Time Black Rock Sands Porthmadog wind forecast issued today at 6:09 pm. Next forecast at approx. 6:09 am.Black Rock Sands Porthmadog Wind Statistics February WindCapel Curig Saws (26km)2026JanuaryFebruaryStrongest 21 February, 202638mph WAverage February11.9mphStrongest 12 January, 202651.4mph SWAverage January11mphStrongest 12 January, 202651.4mph SWAverage 202611.4mphClimate (2011–Present)Capel Curig Saws (26km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 21 January, 202458.2mph SWAverage 2021–202612mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average February27.5%15%2.5%CalmStormFebruary Wind RoseFebruary (5 Year Average)5 Year Average Annual5 Year Average February35%18.75%2.5%CalmStormGet WillyWeather+ to remove ads