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Tenby (South Beach) Surf Forecast
/ Wales – Pembrokeshire (19 surf breaks) /
Surf Forecasts:
Tenby (South Beach) surfForecast / Wales – Pembrokeshire / UK
16 Day Weather and Surf, issued 12 pm Monday 18 May 2026 BSTForecast update in hr min s Forecast update imminent
Tenby (South Beach) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tenby (South Beach) sea temperature is
12.0° C
(Which is slightly warmer than usual)Best Forecast Surf Conditions for Tenby (South Beach) this week:
The surf forecast for Tenby (South Beach) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (May 22) at 7PM. The primary swell is predicted to be 1.6m and 11s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Tenby (South Beach) in the next 16 days are 3.0m 13s and forecast to arrive on Wednesday (May 20) at 7AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 3s period and expected on Saturday (May 23) at 10PM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7PM (Fri 22nd May) | 5ft (1.6m) 11s |
| Best Surf | 7PM (Fri 22nd May) | 5ft (1.6m) 11s |
| Most Powerful | 7AM (Wed 20th May) | 10ft (3.0m) 13s |
Table - best surf conditions forecast for Tenby (South Beach) over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 22mm), heaviest during Mon night. Very mild (max 14°C on Wed morning, min 9°C on Mon morning). Winds increasing (light winds from the SW on Mon morning, strong winds from the SW by Tue afternoon). | Days 4-6 Weather SummaryMostly dry. Warm (max 20°C on Sat afternoon, min 14°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
WSW 7 | WSW 7 | SSW 6 | SW 8 | SW 8 | WSW 9 | WSW 13 | WSW 13 | WSW 12 | WSW 11 | WSW 9 | WSW 10 | WSW 10 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 9 | WSW 9 | |
312 | 229 | 366 | 690 | 824 | 1599 | 2938 | 2415 | 1160 | 610 | 362 | 530 | 436 | 662 | 452 | 286 | 263 | 163 | 92 | 62 | 59 | |
Wind (km/h) | |||||||||||||||||||||
cross-off | cross-on | cross-on | cross | cross | cross | cross-off | cross | cross-on | cross-on | cross-on | on | cross-on | cross-on | glassy | glassy | off | cross-off | cross | glassy | cross-off | |
High Tide | 8:15PM8.21m | 8:40AM7.97m | 9:03PM8.02m | 9:30AM7.61m | 9:53PM7.67m | 10:22AM7.12m | 10:47PM7.22m | 11:19AM6.62m | 11:47PM6.77m | 12:24PM6.20m | 00:55AM6.41m | 1:35PM5.96m | 2:06AM6.24m | ||||||||
Low Tide | 2:04PM0.14m | 2:30AM0.10m | 2:51PM0.36m | 3:19AM0.37m | 3:40PM0.72m | 4:12AM0.77m | 4:33PM1.17m | 5:11AM1.24m | 5:33PM1.62m | 6:17AM1.65m | 6:42PM1.97m | 7:29AM1.91m | 7:56PM2.15m | ||||||||
 | |  |  | |  |  |  |  | |  | | | | | | |  | | | | |
 | 5:22 | — | — | 5:20 | — | — | 5:20 | — | — | 5:18 | — | — | 5:16 | — | — | 5:16 | — | — | 5:15 | — | — |
 | — | — | 9:07 | — | — | 9:08 | — | — | 9:10 | — | — | 9:12 | — | — | 9:14 | — | — | 9:15 | — | — | 9:15 |
3 | 3 | 10 | 2 | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 11 | 12 | 13 | 13 | 12 | 14 | 14 | 13 | 15 | 17 | 17 | 15 | 17 | 16 | 19 | 20 | 20 | 21 | 23 | 23 |
5 | 5 | 6 | 7 | 6 | 4 | 9 | 9 | 11 | 12 | 15 | 14 | 14 | 17 | 16 | 19 | 19 | 19 | 22 | 24 | 23 | |
Swell 1 Height (m) Direction Period (s) | W 11 | W 11 | — | W 15 | W 14 | — | — | WSW 13 | WSW 12 | WSW 11 | WSW 9 | WSW 10 | WSW 10 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | WSW 9 | WSW 9 |
 kJ | 23 | 20 | — | 4 | 4 | — | — | 2415 | 1160 | 610 | 362 | 530 | 436 | 662 | 452 | 286 | 263 | 163 | 92 | 62 | 59 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | SW 15 | SW 15 | — | WSW 13 | — | — | SW 16 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 |
| kJ | — | — | — | — | — | — | — | — | — | 9 | 9 | — | 181 | — | — | 10 | 8 | 8 | 8 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | ESE 3 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 7 | WSW 7 | SSW 6 | SW 8 | SW 8 | WSW 9 | WSW 13 | — | WSW 12 | — | — | SE 3 | — | — | — | — | — | NNW 3 | — | — | ESE 3 |
| kJ | 312 | 229 | 366 | 690 | 824 | 1599 | 2938 | — | 1119 | — | — | 5 | — | — | — | — | — | 2 | — | — | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 129 | 80 | 377 | 408 | 396 | 395 | 339 | 374 | 78 | 68 | 29 | 57 | 29 | 28 | 0 | 0 | 126 | 0 | 8 | 64 | 8 |
Best forecast wave conditions in Wales - Pembrokeshire | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Tenby (South Beach) 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 Tenby (South Beach) Surf forecast
The above surf forecast table for Tenby (South Beach) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Tenby (South Beach) can be found by selecting the local surf guide option on the grey menu. Our Tenby (South Beach) 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 (Tenby (South Beach)) 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 Tenby (South Beach) 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 - Pembrokeshire? If you are looking for accommodation near Tenby (South Beach), camping, hotels and holiday cottages in Wales - Pembrokeshire, consider staying in Pembroke which is 15 km (9 miles) away. Other places in and around Wales - Pembrokeshire where you can find information about places to rent, and car hire include Milford Haven which is 23 km (14 miles) away, Carmarthen, Fishguard and Aberporth.
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