XL TIDES / NEXT 12 MONTHS
A LITTLE MORE TIDE.
Swansea high tides of 12.8 m or more, showing the highest tide per day. Find a date worth heading down for, then save it to your calendar.
BIGGEST IN THE NEXT 12 MONTHS
Exceptional13.42 m
Thursday 2nd September 2027
20:24 BST
Times are shown in GMT or BST. Tap the calendar to save a tide. Biggy marks heights over 13 m; Exceptional marks heights over 13.2 m.
November 2026
2 dates- Time
- 06:59 GMT
- Height (m)
- 12.89 m
- Time
- 07:45 GMT
- Height (m)
- 12.81 m
December 2026
3 dates- Time
- 06:51 GMT
- Height (m)
- 12.85 m
- Time
- 07:39 GMT
- Height (m)
- 12.96 m
- Time
- 08:26 GMT
- Height (m)
- 12.86 m
January 2027
4 dates- Time
- 06:44 GMT
- Height (m)
- 12.93 m
- Biggy
- Time
- 07:29 GMT
- Height (m)
- 13.18 m
- Biggy
- Time
- 08:12 GMT
- Height (m)
- 13.18 m
- Time
- 08:54 GMT
- Height (m)
- 12.93 m
February 2027
4 dates- Time
- 06:29 GMT
- Height (m)
- 12.99 m
- Exceptional
- Time
- 07:10 GMT
- Height (m)
- 13.28 m
- Exceptional
- Time
- 07:49 GMT
- Height (m)
- 13.31 m
- Biggy
- Time
- 08:27 GMT
- Height (m)
- 13.04 m
March 2027
4 dates- Time
- 06:08 GMT
- Height (m)
- 12.85 m
- Biggy
- Time
- 06:47 GMT
- Height (m)
- 13.09 m
- Biggy
- Time
- 07:23 GMT
- Height (m)
- 13.08 m
- Time
- 07:58 GMT
- Height (m)
- 12.81 m
July 2027
3 dates- Time
- 20:17 BST
- Height (m)
- 12.89 m
- Time
- 21:04 BST
- Height (m)
- 12.97 m
- Time
- 21:52 BST
- Height (m)
- 12.84 m
August 2027
4 dates- Biggy
- Time
- 20:04 BST
- Height (m)
- 13.19 m
- Exceptional
- Time
- 20:47 BST
- Height (m)
- 13.31 m
- Biggy
- Time
- 21:31 BST
- Height (m)
- 13.17 m
- Time
- 19:00 BST
- Height (m)
- 12.93 m
September 2027
6 dates- Exceptional
- Time
- 19:43 BST
- Height (m)
- 13.32 m
- ExceptionalHighest in this window
- Time
- 20:24 BST
- Height (m)
- 13.42 m
- Exceptional
- Time
- 21:04 BST
- Height (m)
- 13.23 m
- Time
- 09:24 BST
- Height (m)
- 12.85 m
- Time
- 18:39 BST
- Height (m)
- 12.88 m
- Biggy
- Time
- 19:20 BST
- Height (m)
- 13.18 m
October 2027
2 dates- Biggy
- Time
- 19:59 BST
- Height (m)
- 13.20 m
- Biggy
- Time
- 08:18 BST
- Height (m)
- 13.02 m
These are predicted tide heights, not measured water depth. The list covers the next 12 months.