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Caerfai Bay surfForecast / Wales – Pembrokeshire / UK
48hr Weather and Surf, issued 6 pm Tuesday 19 May 2026 BSTForecast update in hr min s Forecast update imminent
Caerfai Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Caerfai Bay sea temperature is
11.4° C
(Which is normal for this time of year)How big are the waves at Caerfai Bay today?
The current surf forecast for Caerfai Bay at 12AM is: 3.5m 9s primary swell from a West-southwest direction and 1.1m 16s secondary swell from a West-southwest direction (forecast issued at 06:00pm May 19). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | - | - |
| Afternoon (20 May) | 8ft (2.4m) | 8s |
| Evening (20 May) | 10ft (3.0m) | 9s |
Table - waves today at Caerfai Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Tue afternoon. Very mild (max 17°C on Thu night, min 12°C on Tue afternoon). Winds decreasing (strong winds from the SW on Tue night, light winds from the SSE by Thu afternoon). | ||||||||||||||||||||||||
Tue 19 | Wednesday 20 | Thursday 21 | Fri 22 | |||||||||||||||||||||
4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 8 | SW 8 | SW 9 | WSW 10 | WSW 11 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 7 | SW 7 | SW 8 | SW 9 | SW 9 | SW 9 | SW 10 | SW 10 | SW 10 | SW 10 | WSW 11 | |
854 | 978 | 1553 | 2000 | 2479 | 3331 | 2757 | 2196 | 1805 | 1477 | 1080 | 990 | 963 | 279 | 287 | 324 | 349 | 330 | 353 | 407 | 441 | 450 | 628 | 622 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | |
High Tide | 9:46PM4.25m | 10:15AM3.89m | 10:36PM4.07m | 11:07AM3.59m | 11:31PM3.84m | 12:05PM3.29m | ||||||||||||||||||
Low Tide | 3:40PM0.29m | 4:13AM0.22m | 4:28PM0.50m | 5:09AM0.45m | 5:21PM0.75m | 6:11AM0.70m | ||||||||||||||||||
 |  |  | | | |  |  | | |  |  |  | | | | | | | | | | | | |
 | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:18 | — | — | — |
 | — | 9:13 | — | — | — | — | — | — | — | 9:14 | — | — | — | — | — | — | — | 9:15 | — | — | — | — | — | 9:16 |
— | 1 | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 14 | 14 | 15 | 15 | 16 | 17 | 16 | 15 | 14 | 14 | 14 |
4 | 3 | 3 | 4 | 4 | 5 | 5 | 7 | 7 | 8 | 8 | 7 | 7 | 8 | 8 | 10 | 11 | 12 | 13 | 10 | 10 | 10 | 11 | 11 | |
Swell 1 Height (m) Direction Period (s) | W 14 | W 13 | — | WSW 16 | WSW 14 | — | — | — | — | WSW 12 | WSW 12 | SW 16 | SW 16 | WSW 11 | SW 16 | SW 15 | SW 9 | SW 9 | SW 9 | SW 10 | SW 10 | SW 10 | SW 10 | WSW 11 |
 kJ | 4 | 3 | — | 554 | 1106 | — | — | — | — | 1477 | 1080 | 10 | 10 | 126 | 9 | 9 | 349 | 330 | 353 | 407 | 441 | 450 | 628 | 622 |
Swell 2 Height (m) Direction Period (s) | SW 18 | — | — | — | — | — | — | — | — | — | — | — | — | SW 16 | — | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | WSW 12 | SW 15 | SW 15 |
| kJ | 12 | — | — | — | — | — | — | — | — | — | — | — | — | 10 | — | 9 | 9 | 8 | 8 | 8 | 8 | 119 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | W 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 18 | S 18 |
| kJ | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 6 |
Wind waves Height (m) Direction Period (s) | SW 8 | SW 8 | SW 9 | WSW 10 | WSW 11 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | — | — | SW 12 | SW 12 | SW 7 | SW 7 | SW 8 | — | — | — | SE 3 | ESE 3 | — | ESE 4 | — |
| kJ | 854 | 978 | 1553 | 2000 | 2479 | 3331 | 2757 | 2196 | 1805 | — | — | 990 | 963 | 279 | 287 | 324 | — | — | — | 3 | 2 | — | 2 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 354 | 348 | 354 | 348 | 354 | 371 | 353 | 336 | 149 | 149 | 87 | 87 | 111 | 111 | 112 | 72 | 73 | 62 | 7 | 62 | 15 | 72 | 72 | 72 |
Best forecast wave conditions in Wales - Pembrokeshire | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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