Surf Forecasts:
Trecco Bay surf forecast from 10 Nov 2026:
- Best quality surf: Monday 16 Nov, 6PM (local time) - 11ft (3.5m), 14s period, WSW swell with onshore winds.
- Most powerful swell: Monday 16 Nov, 12PM (local time) - 13ft (4.0m), 15s period, WSW swell with 6,151 kJ wave energy.
- Next surfable swell (1★+): Monday 16 Nov, 6PM (local time) - 11ft (3.5m), 14s period with WSW swell.
Best Forecast Surf Conditions for Trecco Bay this week:
The surf forecast for Trecco Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Nov 16) at 6PM. The primary swell is predicted to be 3.5m and 14s period. The wind is predicted to be onshore as the swell arrives.
The most powerful waves expected at Trecco Bay in the next 16 days are 4.0m 15s and forecast to arrive on Monday (Nov 16) at 12PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 3s period and expected on Tuesday (Nov 10) at 3AM.
| Wave Type | Time (GMT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6PM (Mon 16th Nov) | 11ft (3.5m) 14s |
| Best Surf | 6PM (Mon 16th Nov) | 11ft (3.5m) 14s |
| Most Powerful | 12PM (Mon 16th Nov) | 13ft (4.0m) 15s |
Table - best surf conditions forecast for Trecco Bay over the next 16 days.
Short Range ForecastModerate rain (total 15mm), heaviest on Tue afternoon. Mild temperatures (max 9°C on Tue afternoon, min 5°C on Wed night). Winds decreasing (fresh winds from the E on Mon night, light winds from the NE by Wed night). | Days 5-7 Weather SummaryMostly dry. Very mild (max 14°C on Sun afternoon, min 3°C on Fri night). Winds increasing (light winds from the E on Fri morning, fresh winds from the SSE by Sun afternoon). | ||||||||||||||||||
Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | ||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 13 | SW 12 | SW 12 | SW 11 | SW 10 | SW 10 | SW 10 | SW 9 | SW 9 | SW 15 | WSW 13 | SW 12 | SW 12 | SW 6 | SSE 4 | SW 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 72 | 90 | 112 | 295 | 306 | 223 | 99 | 53 | 51 | 25 | 13 | 13 | 8 | 17 | 24 | 22 | 12 | 17 | 481 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-on | on |
High Tide | 6:31AM8.56m | 6:49PM8.44m | 7:05AM8.48m | 7:23PM8.25m | 7:39AM8.28m | 7:57PM7.96m | 8:13AM7.97m | 8:32PM7.58m | 8:50AM7.59m | 9:10PM7.14m | 9:30AM7.17m | 9:53PM6.71m | |||||||
Low Tide | 00:15AM0.82m | 12:32PM0.80m | 00:47AM0.90m | 1:05PM0.90m | 1:19AM1.08m | 1:39PM1.12m | 1:52AM1.35m | 2:14PM1.45m | 2:27AM1.70m | 2:51PM1.85m | 3:06AM2.09m | 3:34PM2.27m | |||||||
 |  | |  | |  |  |  | | | | | |  | | | | |  | |
 | — | 7:22 | — | — | 7:24 | — | — | 7:26 | — | — | 7:28 | — | — | 7:28 | — | — | 7:31 | — | — |
 | — | — | 4:32 | — | — | 4:31 | — | — | 4:30 | — | — | 4:29 | — | — | 4:27 | — | — | 4:25 | — |
mm | — | 1 | 5 | 8 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 |
Temp °C | 7 | 8 | 9 | 8 | 8 | 9 | 8 | 7 | 7 | 5 | 6 | 7 | 4 | 6 | 7 | 7 | 11 | 14 | 13 |
Feels °C | -1 | 0 | 2 | 0 | 1 | 3 | 2 | 0 | 0 | -1 | 2 | 3 | -1 | 0 | 1 | 0 | 6 | 8 | 4 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 13 | SW 12 | SW 12 | SW 11 | SW 10 | SW 10 | SW 10 | SW 9 | SW 9 | SW 12 | WSW 13 | SW 12 | SW 12 | SW 6 | SW 6 | WSW 10 |
| kJ | 72 | 90 | 112 | 295 | 306 | 223 | 99 | 53 | 51 | 25 | 13 | 13 | 5 | 17 | 24 | 22 | 11 | 17 | 82 |
Swell 2 Height (m) Direction Period (s) | — | — | SW 15 | — | — | — | — | — | — | — | — | SW 13 | SW 8 | SW 11 | — | — | WSW 11 | WSW 11 | — |
| kJ | — | — | 60 | — | — | — | — | — | — | — | — | 7 | 3 | 5 | — | — | 12 | 12 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | W 16 | SW 15 | SW 8 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 5 | 8 | 3 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | E 3 | E 3 | E 3 | E 3 | E 3 | E 3 | ENE 3 | ENE 2 | NE 3 | NE 3 | — | ENE 2 | — | — | ESE 2 | SE 3 | SE 3 | SSE 4 | SW 9 |
| kJ | 8 | 8 | 8 | 7 | 8 | 5 | 1 | 1 | 2 | 2 | — | 1 | — | — | 1 | 5 | 5 | 16 | 481 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 197 | 127 | 115 | 49 | 115 | 44 | 1 | 7 | 7 | 37 | 44 | 37 | 44 | 43 | 335 | 445 | 420 | 454 | 422 |
Best forecast wave conditions in Wales - South East | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Information about the Trecco Bay Surf forecast
The above surf forecast table for Trecco Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Trecco Bay can be found by selecting the local surf guide option on the grey menu. Our Trecco Bay 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 (Trecco Bay) 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 Trecco Bay 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.
Trecco Bay is 2 km (1 miles) from Porthcawl. If you plan a holiday in Wales - South East, look for hotels and other accommodation in Porthcawl. Porthcawl has rooms for a wide range of budgets as well as car hire and transport links.
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