Guernsey Tides
Guernsey Tides
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Seven-day tide timetable
St Peter Port tide times
St Peter Port · 18 Aug to 24 Aug 2026 · heights above Chart Datum · local Guernsey time
Bailiwick tidesSt Peter PortAlderneySark
Tide table

St Peter Port tide times

High and low water at St Peter Port for the next 7 days, based on licensed ADMIRALTY tidal data. Heights above Chart Datum, local Guernsey time.

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DayLow & high water through the dayRange
TuesdayToday18 AugLow05:01 · 1.9mHigh10:56 · 8.4mLow17:12 · 2.3mHigh23:05 · 8.2m6.5m
Wednesday19 AugLow05:29 · 2.6mHigh11:25 · 7.8mLow17:41 · 3.0mHigh23:37 · 7.5m5.2m
Thursday20 AugLow05:57 · 3.3mHigh11:58 · 7.2mLow18:17 · 3.6m·3.9m
Friday21 AugHigh00:15 · 6.9mLow06:37 · 3.9mHigh12:46 · 6.7mLow19:16 · 4.1m2.9m
Saturday22 AugHigh01:17 · 6.3mLow07:56 · 4.4mHigh14:15 · 6.4mLow20:50 · 4.3m2.1m
Sunday23 AugHigh03:15 · 6.2mLow09:36 · 4.4mHigh16:06 · 6.6mLow22:28 · 4.0m2.6m
Monday24 AugHigh04:49 · 6.6mLow11:04 · 3.9mHigh17:11 · 7.1mLow23:35 · 3.4m3.7m
Hourly heights

Water level hour by hour

Tuesday 18 August
Low05:01 · 1.9mHigh10:56 · 8.4mLow17:12 · 2.3mHigh23:05 · 8.2m
  1. 00:008.1m
  2. 01:006.7m
  3. 02:005.1m
  4. 03:003.5m
  5. 04:002.3m
  6. 05:001.9m
  7. 06:002.4m
  8. 07:003.6m
  9. 08:005.2m
  10. 09:006.8m
  11. 10:008.0m
  12. 11:008.4m
  13. 12:008.0m
  14. 13:006.9mNow
  15. 14:005.4m
  16. 15:004.0m
  17. 16:002.8m
  18. 17:002.3m
  19. 18:002.5m
  20. 19:003.5m
  21. 20:005.0m
  22. 21:006.5m
  23. 22:007.7m
  24. 23:008.2m

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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