Surf Forecasts:
Southerndown surf forecast from 28 Sep 2026:
- Best quality surf: Monday 28 Sep, 4PM (local time) - 2.5ft (0.8m), 11s period, WSW swell with cross-offshore winds.
- Most powerful swell: Wednesday 30 Sep, 4PM (local time) - 5.5ft (1.7m), 11s period, SW swell with 652 kJ wave energy.
- Next surfable swell (1★+): Monday 28 Sep, 4PM (local time) - 2.5ft (0.8m), 11s period with WSW swell.
Best Forecast Surf Conditions for Southerndown this week:
The surf forecast for Southerndown over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Sep 28) at 4PM. The primary swell is predicted to be 0.8m and 11s period with a secondary swell of 0.5m and 11s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Southerndown in the next 16 days are 1.7m 11s and forecast to arrive on Wednesday (Sep 30) at 4PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 3s period and expected on Tuesday (Sep 29) at 1PM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4PM (Mon 28th Sep) | 2.5ft (0.8m) 11s |
| Best Surf | 4PM (Mon 28th Sep) | 2.5ft (0.8m) 11s |
| Most Powerful | 4PM (Wed 30th Sep) | 5.5ft (1.7m) 11s |
Table - best surf conditions forecast for Southerndown over the next 16 days.
Short Range ForecastModerate rain (total 13mm), heaviest on Tue night. Warm (max 22°C on Tue afternoon, min 12°C on Mon night). Winds increasing (calm on Mon morning, strong winds from the SSE by Tue night). | Days 4-6 Weather SummaryMostly dry. Very mild (max 17°C on Fri morning, min 14°C on Thu night). Wind will be generally light. | ||||||||||||||||||||
Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | |||||||||||||||
AM | PM | 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) | WSW 8 | WSW 11 | WSW 11 | WSW 10 | SE 4 | S 4 | SW 11 | SW 11 | SW 11 | WSW 11 | WSW 13 | WSW 10 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 7 | WSW 7 | WSW 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 89 | 140 | 64 | 31 | 15 | 30 | 422 | 652 | 476 | 504 | 598 | 275 | 253 | 222 | 158 | 119 | 92 | 45 | 9 | 9 | 10 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross-off | cross-off | cross | cross-on | cross-on | on | on | cross-on | cross-on | on | on | cross-on | on | glassy | cross-on | cross | glassy | cross-on | cross |
High Tide | 8:18PM9.36m | 8:37AM9.22m | 8:56PM9.23m | 9:15AM9.02m | 9:35PM8.86m | 9:56AM8.59m | 10:19PM8.27m | 10:42AM7.99m | 11:10PM7.54m | 11:38AM7.31m | 00:15AM6.84m | 12:53PM6.75m | 1:43AM6.41m | ||||||||
Low Tide | 2:00PM0.07m | 2:19AM0.04m | 2:34PM0.10m | 2:53AM0.22m | 3:11PM0.34m | 3:30AM0.62m | 3:51PM0.80m | 4:12AM1.20m | 4:38PM1.43m | 5:04AM1.89m | 5:41PM2.12m | 6:16AM2.53m | 7:13PM2.60m | ||||||||
 |  |  | |  |  | | |  | | | |  | | | | |  | | | | |
 | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — | 7:13 | — | — | 7:15 | — | — | 7:16 | — | — | 7:18 | — | — |
 | — | 7:00 | — | — | 6:58 | — | — | 6:54 | — | — | 6:52 | — | — | 6:51 | — | — | 6:49 | — | — | 6:45 | — |
mm | — | — | — | — | 1 | 9 | — | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 17 | 14 | 19 | 22 | 19 | 18 | 17 | 14 | 16 | 16 | 15 | 17 | 17 | 16 | 16 | 17 | 16 | 17 | 18 | 17 |
Feels °C | 14 | 15 | 10 | 16 | 18 | 15 | 11 | 12 | 11 | 12 | 12 | 12 | 14 | 14 | 15 | 16 | 16 | 16 | 17 | 17 | 17 |
Swell 1 Height (m) Direction Period (s) | WSW 8 | WSW 11 | WSW 11 | WSW 10 | WSW 8 | WSW 9 | WSW 11 | — | SW 11 | W 11 | WSW 13 | WSW 10 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 7 | WSW 7 | WSW 7 |
| kJ | 89 | 140 | 64 | 31 | 14 | 7 | 107 | — | 476 | 286 | 554 | 275 | 253 | 222 | 158 | 119 | 92 | 45 | 9 | 9 | 10 |
Swell 2 Height (m) Direction Period (s) | WSW 12 | W 11 | — | — | — | W 12 | — | — | — | W 14 | — | WSW 12 | — | — | — | — | — | W 15 | WSW 8 | WSW 8 | — |
| kJ | 28 | 62 | — | — | — | 3 | — | — | — | 179 | — | 48 | — | — | — | — | — | 4 | 7 | 7 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 15 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | — | — |
Wind waves Height (m) Direction Period (s) | — | — | ESE 2 | E 3 | SE 4 | S 4 | SW 11 | SW 11 | — | WSW 11 | WSW 12 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 1 | 5 | 15 | 30 | 422 | 652 | — | 504 | 598 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 10 | 247 | 795 | 190 | 540 | 246 | 72 | 81 | 140 | 72 | 72 | 140 | 27 | 0 | 52 | 30 | 56 | 194 | 142 |
Best forecast wave conditions in Wales - South East | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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 Southerndown 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 Southerndown Surf forecast
The above surf forecast table for Southerndown provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Southerndown can be found by selecting the local surf guide option on the grey menu. Our Southerndown 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 (Southerndown) 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 Southerndown 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.
Are you planning a holiday in Wales - South East? If you are looking for accommodation near Southerndown, camping, hotels and holiday cottages in Wales - South East, consider staying in Porthcawl which is 6 km (4 miles) away. Other places in and around Wales - South East where you can find information about places to rent, and car hire include Nash Point which is 8 km (5 miles) away, Coity, Maesteg and Barry.
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