Flood alert: Langstone to Emsworth Harbour

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High tides on Wednesday may lead to flooding. Flooding is possible for 1 hour either side of Wednesday afternoon's tide at 12:21 on 28/10/2026. On Monday night and Tuesday, no flooding is expected. On Wednesday afternoon, the weather increases tide table values by 0.22 m. The total forecast tide is 5.23 metres Chart Datum (2.50 mAOD) at Portsmouth. Light Westerly Force 4 wind. Wednesday's tide at 00:45 on 29/10/2026 is forecast to be 47 cm lower (2.03 mAOD). We are closely monitoring the situation. Consider activating any flood protection products you may have, particularly if directly on the harbour front. This message will be updated by 06:00 PM on 27/10/2026.