Surf Forecasts:
Tenby (North Beach) surf forecast from 20 Aug 2026:
- Most powerful swell: Thursday 20 Aug, 1PM (local time) - 6ft (1.8m), 8s period, W swell with 377 kJ wave energy.
Best Forecast Surf Conditions for Tenby (North Beach) this week:
The most powerful waves expected at Tenby (North Beach) in the next 16 days are 1.8m 8s and forecast to arrive on Thursday (Aug 20) at 1PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.2m 6s period and expected on Wednesday (Aug 26) at 10AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 1PM (Thu 20th Aug) | 6ft (1.8m) 8s |
Table - best surf conditions forecast for Tenby (North Beach) over the next 16 days.
Short Range ForecastSome drizzle, heaviest during Thu afternoon. Very mild (max 19°C on Sat afternoon, min 13°C on Thu night). Winds decreasing (fresh winds from the NNW on Thu afternoon, calm by Sat morning). | Days 4-6 Weather SummaryLight rain (total 7mm), mostly falling on Tue afternoon. Warm (max 24°C on Mon afternoon, min 15°C on Sun morning). Mainly strong winds. | ||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | |||||||||||||||
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) | W 8 | W 7 | WSW 9 | WSW 8 | SW 16 | WSW 8 | SSW 15 | W 10 | SSW 15 | SSW 14 | SW 14 | SW 9 | E 4 | SSW 14 | E 5 | E 4 | SSW 8 | SW 8 | W 8 | SW 7 | SSW 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 410 | 230 | 108 | 53 | 10 | 24 | 21 | 29 | 21 | 20 | 30 | 23 | 19 | 18 | 66 | 16 | 6 | 14 | 12 | 106 | 70 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-on | cross-off | cross | on | on | on | on | cross-on | on | cross-on | cross-on | cross-on |
High Tide | 11:58AM5.96m | 00:25AM5.67m | 12:55PM5.47m | 1:34AM5.23m | 2:19PM5.20m | 3:09AM5.13m | 3:52PM5.33m | 4:31AM5.41m | 4:59PM5.77m | 5:26AM5.88m | 5:46PM6.31m | 6:07AM6.39m | 6:24PM6.85m | ||||||||
Low Tide | 6:07PM2.32m | 6:35AM2.60m | 7:13PM2.78m | 7:55AM2.95m | 8:51PM2.96m | 9:36AM2.93m | 10:23PM2.72m | 10:51AM2.55m | 11:22PM2.26m | 11:40AM2.05m | 00:05AM1.75m | 12:19PM1.54m | 00:41AM1.25m | ||||||||
 |  |  | |  | | | |  | | | | | | | | |  |  |  |  | |
 | 6:09 | — | — | 6:11 | — | — | 6:13 | — | — | 6:15 | — | — | 6:16 | — | — | 6:18 | — | — | 6:20 | — | — |
 | — | 8:31 | — | — | 8:30 | — | — | 8:28 | — | — | 8:25 | — | — | 8:23 | — | — | 8:22 | — | — | 8:19 | — |
mm | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 3 | 4 | — | 2 |
Temp °C | 17 | 16 | 14 | 16 | 16 | 15 | 18 | 19 | 15 | 19 | 20 | 17 | 20 | 24 | 20 | 21 | 22 | 19 | 18 | 20 | 17 |
Feels °C | 12 | 11 | 10 | 12 | 11 | 12 | 17 | 15 | 13 | 17 | 17 | 14 | 15 | 20 | 15 | 15 | 20 | 19 | 16 | 17 | 15 |
Swell 1 Height (m) Direction Period (s) | W 7 | W 7 | WSW 9 | WSW 8 | SW 13 | WSW 8 | WSW 10 | W 10 | WSW 9 | W 9 | SW 14 | SW 9 | SW 9 | SSW 14 | SSW 13 | W 8 | ESE 3 | SW 8 | W 8 | SW 7 | SSW 7 |
| kJ | 277 | 230 | 108 | 53 | 7 | 24 | 18 | 29 | 16 | 6 | 30 | 23 | 12 | 18 | 17 | 5 | 2 | 14 | 12 | 106 | 70 |
Swell 2 Height (m) Direction Period (s) | SW 15 | SW 14 | SSW 14 | SW 13 | SW 16 | WNW 4 | SSW 15 | SW 15 | SSW 15 | SSW 14 | W 9 | SSW 14 | SSW 14 | SW 9 | W 8 | SW 13 | SSW 8 | W 9 | SW 12 | W 8 | W 8 |
| kJ | 8 | 8 | 19 | 7 | 10 | 2 | 21 | 8 | 21 | 20 | 6 | 20 | 19 | 3 | 6 | 7 | 6 | 6 | 6 | 21 | 42 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SW 16 | SW 16 | SW 13 | NW 5 | SW 12 | SW 12 | — | SW 11 | W 8 | W 9 | W 9 | SW 8 | SW 8 | W 8 | SW 13 | SW 12 | SW 12 | SW 12 |
| kJ | — | — | — | 10 | 10 | 7 | 1 | 6 | 6 | — | 4 | 1 | 7 | 6 | 3 | 3 | 5 | 7 | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | W 8 | — | N 4 | NNW 3 | W 8 | NNE 3 | NE 3 | NNW 4 | — | NNE 2 | — | NE 3 | E 4 | E 4 | E 5 | E 4 | — | SSW 3 | SSW 6 | — | ESE 3 |
| kJ | 410 | — | 9 | 4 | 66 | 3 | 2 | 4 | — | 1 | — | 2 | 18 | 13 | 66 | 16 | — | 3 | 90 | — | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 2 | 673 | 30 | 30 | 158 | 35 | 69 | 136 | 25 | 172 | 182 | 25 | 346 | 347 | 346 | 337 | 152 | 90 | 286 | 28 | 26 |
Best forecast wave conditions in Wales - Pembrokeshire | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Tenby (North Beach) Surf forecast
The above surf forecast table for Tenby (North 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 (North Beach) can be found by selecting the local surf guide option on the grey menu. Our Tenby (North 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 (North 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 (North 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 (North 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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