North Down Tide TimesUnited KingdomNINorth Down4:19 amLowHolywoodLow Tide at 4:19 am4:15 amLowBangorLow Tide at 4:15 am4:16 amLowGroomsportLow Tide at 4:16 amBallyholmeBallymacormick PointBangorCrawfordsburn BeachCultraGroomsportHelens BayHolywoodLorneOrlock PointSmelt Mill BaySwineley Bay