Guernsey Tides
Alderney Tides
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Seven-day tide timetable
Alderney tide times
Braye Harbour · 10 Aug to 16 Aug 2026 · heights above Chart Datum · local Alderney time
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Tide table

Alderney tide times

High and low water at Braye Harbour for the next 7 days, based on licensed ADMIRALTY tidal data. Heights above Chart Datum, local Alderney time.

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DayLow & high water through the dayRange
MondayToday10 AugHigh05:44 · 5.1mLow12:23 · 2.0mHigh18:10 · 5.4m·3.4m
Tuesday11 AugLow00:57 · 1.6mHigh06:50 · 5.5mLow13:21 · 1.5mHigh19:10 · 5.8m4.3m
Wednesday12 AugLow01:51 · 1.1mHigh07:44 · 5.9mLow14:10 · 1.1mHigh20:00 · 6.2m5.1m
Thursday13 AugLow02:38 · 0.7mHigh08:30 · 6.2mLow14:54 · 0.8mHigh20:44 · 6.4m5.7m
Friday14 AugLow03:19 · 0.5mHigh09:12 · 6.3mLow15:34 · 0.6mHigh21:25 · 6.5m6.0m
Saturday15 AugLow04:04 · 0.5mHigh09:49 · 6.3mLow16:17 · 0.7mHigh22:02 · 6.4m5.9m
Sunday16 AugLow04:43 · 0.6mHigh10:23 · 6.2mLow16:54 · 0.9mHigh22:35 · 6.2m5.6m
Hourly heights

Water level hour by hour

Monday 10 August
High05:44 · 5.1mLow12:23 · 2.0mHigh18:10 · 5.4m
  1. 00:002.1m
  2. 01:002.3m
  3. 02:002.9m
  4. 03:003.7m
  5. 04:004.5m
  6. 05:004.9m
  7. 06:005.0m
  8. 07:004.8m
  9. 08:004.3m
  10. 09:003.6m
  11. 10:002.8m
  12. 11:002.3m
  13. 12:002.0m
  14. 13:002.0m
  15. 14:002.6m
  16. 15:003.4m
  17. 16:004.3m
  18. 17:005.0m
  19. 18:005.4m
  20. 19:005.2m
  21. 20:004.7mNow
  22. 21:004.0m
  23. 22:003.1m
  24. 23:002.3m

Estimated between the published high and low waters. Heights are above Chart Datum and vary with weather and pressure. General guidance only, not for navigation.

Tides: ADMIRALTY® Tidal Data © Crown Copyright and database rights, reproduced with the permission of the UK Hydrographic Office. Predictions are astronomical and vary with weather and atmospheric pressure. General guidance only, not for navigation.
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