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Swansea Bay Harbour Wall Surf Forecast
/ Wales – Gower (29 surf breaks) /
Swansea Bay Harbour Wall surfForecast / Wales – Gower / UK
12 Day Weather and Surf, issued 12 am Wednesday 25 Jun 2025 BST
Best Forecast Surf Conditions for Swansea Bay Harbour Wall this week:
The most powerful waves expected at Swansea Bay Harbour Wall in the next 12 days are 0.5m 7s and forecast to arrive on Thursday (Jun 26) at 4PM. Winds are predicted to be cross-shore at the time the swell arrives.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 4PM (Thu 26th Jun) | 1.5ft (0.5m) 7s |
Table - best surf conditions forecast for Swansea Bay Harbour Wall over the next 12 days.
Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | Tuesday 01 | Wednesday 02 | Thursday 03 | Friday 04 | Saturday 05 | Sun 06 | |||||||||||||||||||||||||
| Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||
| Wave Height (m) & direction (?) | — | — | ||||||||||||||||||||||||||||||||||
| Period(s) (?) | 7 | 6 | 6 | 8 | 5 | 7 | 8 | 7 | 7 | 8 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 6 | 6 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | - | - | 7 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||
| Energy (?) | 6 | 6 | 3 | 2 | 2 | 23 | 21 | 4 | 9 | 21 | 16 | 16 | 9 | 9 | 10 | 10 | 10 | 9 | 15 | 6 | 6 | 6 | 1 | 2 | 1 | 1 | 2 | 2 | 1 | 1 | 0 | 0 | 1 | 5 | 5 | 3 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross | glass | on | cross | glass | cross | cross | cross- off | cross | cross- on | cross- off | cross- off | cross- off | off | glass | cross | off | cross- off | cross | cross- off | cross | cross- on | cross- on | cross | cross- off |
High Tide / height (m) | 6:48AM 9.10 | 7:12PM 9.35 | 7:37AM 9.23 | 8:00PM 9.48 | 8:25AM 9.22 | 8:46PM 9.46 | 9:10AM 9.08 | 9:31PM 9.28 | 9:54AM 8.82 | 10:15PM 8.98 | 10:38AM 8.47 | 10:59PM 8.59 | 11:23AM 8.09 | 11:45PM 8.16 | 12:10PM 7.70 | 12:33AM 7.75 | 1:01PM 7.37 | 1:26AM 7.40 | 1:58PM 7.14 | 2:26AM 7.18 | 3:00PM 7.07 | 3:30AM 7.13 | 4:03PM 7.18 | |||||||||||||
Low Tide / height (m) | 12:29AM 1.36 | 12:52PM 1.33 | 1:19AM 1.16 | 1:40PM 1.24 | 2:07AM 1.11 | 2:25PM 1.27 | 2:53AM 1.20 | 3:10PM 1.43 | 3:38AM 1.43 | 3:54PM 1.69 | 4:22AM 1.77 | 4:38PM 2.03 | 5:07AM 2.16 | 5:24PM 2.41 | 5:54AM 2.55 | 6:13PM 2.79 | 6:46AM 2.91 | 7:08PM 3.11 | 7:42AM 3.17 | 8:09PM 3.31 | 8:43AM 3.29 | 9:13PM 3.35 | 9:44AM 3.25 | |||||||||||||
Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | Tuesday 01 | Wednesday 02 | Thursday 03 | Friday 04 | Saturday 05 | Sun 06 | |||||||||||||||||||||||||
| Sunrise | - | 4:58 | - | - | 4:58 | - | - | 4:58 | - | - | 5:00 | - | - | 5:00 | - | - | 5:01 | - | - | 5:01 | - | - | 5:01 | - | - | 5:03 | - | - | 5:03 | - | - | 5:03 | - | - | 5:05 | - |
| Sunset | - | - | 9:37 | - | - | 9:37 | - | - | 9:37 | - | - | 9:37 | - | - | 9:37 | - | - | 9:37 | - | - | 9:36 | - | - | 9:36 | - | - | 9:36 | - | - | 9:35 | - | - | 9:35 | - | - | 9:34 |
 |  | |  |  | | |  | |  | |  | | | |  | | | | | | | | | | | | | | | | | |  |  | | |
Rain (mm) | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 8 | 1 | - |
| Temp. °C | 16 | 18 | 18 | 17 | 17 | 16 | 14 | 19 | 19 | 17 | 19 | 18 | 17 | 21 | 22 | 19 | 20 | 19 | 17 | 17 | 16 | 14 | 17 | 17 | 15 | 17 | 18 | 16 | 19 | 19 | 17 | 16 | 16 | 17 | 17 | 19 |
| Feels °C (?) | 14 | 18 | 17 | 17 | 14 | 10 | 12 | 15 | 14 | 15 | 18 | 18 | 18 | 23 | 22 | 19 | 18 | 18 | 17 | 14 | 13 | 12 | 13 | 12 | 13 | 15 | 15 | 13 | 17 | 16 | 16 | 14 | 12 | 12 | 16 | 17 |
Short Range Forecast: Light rain (total 2mm), mostly falling on Wed night. Very mild (max 19°C on Fri morning, min 13°C on Thu night). Winds increasing (light winds from the WSW on Tue night, fresh winds from the WSW by Thu morning). | Days 3-6 Weather Summary Mostly dry. Warm (max 22°C on Sun afternoon, min 17°C on Fri night). Wind will be generally light. | Days 6-9 Weather Summary Mostly dry. Very mild (max 18°C on Thu afternoon, min 13°C on Tue night). Wind will be generally light. | Long Range Forecast: Light rain (total 9mm), mostly falling on Sat night. Very mild (max 19°C on Fri morning, min 13°C on Thu night). Winds increasing (light winds from the NW on Fri morning, fresh winds from the SW by Sat night). | |||||||||||||||||||||||||||||||||
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Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Swansea Bay Harbour Wall surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Swansea Bay Harbour Wall Surf forecast
The above surf forecast table for Swansea Bay Harbour Wall provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Swansea Bay Harbour Wall can be found by selecting the local surf guide option on the grey menu. Our Swansea Bay Harbour Wall surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Swansea Bay Harbour Wall) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Swansea Bay Harbour Wall may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
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