Coll - Hogh Bay Swell ForecastUnited KingdomSTArgyll and ButeColl - Hogh Bay1-Day3-Day5-Day Graph Plots Open in Graphs Swell Height and Direction Forecast NOAA WaveWatch III Swell Period Forecast NOAA WaveWatch IIIColl - Hogh Bay swell forecast issued today at 12:49 am. Next forecast at approx. 12:49 am.Get WillyWeather+ to remove ads