Portsmouth Harbour - HMNB Portsmouth Tide Times and HeightsUnited KingdomSEHampshirePortsmouth Harbour - HMNB Portsmouth1-Day3-Day5-Day Jump to Date Confirm Graph Plots Open in Graphs Tides All Tide PointsHigh TidesLow TidesToday 12 Sep2:51 am4.72m8:19 am0.76m3:27 pm4.72m8:42 pm0.95mSat 13 Sep3:43 am4.54m9:01 am1.11m4:20 pm4.51m9:29 pm1.3mSun 14 Sep4:47 am4.3m9:53 am1.56m5:20 pm4.24m10:34 pm1.69mMon 15 Sep6:01 am4.03m11:25 am1.98m6:32 pm3.97mTue 16 Sep12:23 am1.91m7:24 am3.87m1:06 pm2.09m7:55 pm3.85mWed 17 Sep1:42 am1.88m8:53 am3.93m2:18 pm2.01m9:16 pm3.95mThu 18 Sep2:46 am1.69m10:26 am4.18m3:17 pm1.77m10:24 pm4.15mGet WillyWeather+ to remove ads