uk tide times and heights Tide Times & Heights for Leith on 27th March 2023 00:21 - Low Tide ( 1.34m ) 07:14 - High Tide ( 4.84m ) 12:31 - Low Tide ( 1.43m ) 19:38 - High Tide ( 4.84m ) Tide Times & Heights for Portsmouth on 27th March 2023 03:57 - High Tide ( 4.39m ) 09:04 - Low Tide ( 1.24m ) 16:20 - High Tide ( 4.21m ) 21:23 - Low Tide ( 1.48m )