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Caerfai Bay surfForecast / Wales – Pembrokeshire / UK
48hr Weather and Surf, issued 6 am Saturday 16 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
11.3° 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 10AM is: 0.5m 5s primary swell from a West direction and 0.2m 9s secondary swell from a West direction (forecast issued at 06:00am May 16). An open ocean swell of 0.3m 5s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 1.5ft (0.5m) | 5s |
| Afternoon (16 May) | 2.5ft (0.8m) | 4s |
| Evening (16 May) | 3.5ft (1.0m) | 5s |
Table - waves today at Caerfai Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 18mm), heaviest on Mon night. Very mild (max 12°C on Mon night, min 10°C on Sat afternoon). Winds increasing (light winds from the W on Sun night, strong winds from the SSE by Mon night). | ||||||||||||||||||||||||
Saturday 16 | Sunday 17 | Monday 18 | Tue 19 | |||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 4 | W 4 | W 5 | WSW 4 | WSW 5 | WSW 5 | W 5 | W 6 | W 6 | W 6 | WSW 6 | WSW 5 | WSW 6 | WSW 6 | WSW 7 | WSW 6 | WSW 6 | WSW 7 | WSW 6 | WSW 6 | SW 6 | SW 6 | S 5 | SSW 6 | |
9 | 10 | 11 | 13 | 32 | 46 | 66 | 139 | 128 | 124 | 108 | 102 | 186 | 237 | 261 | 200 | 170 | 158 | 113 | 88 | 83 | 80 | 70 | 229 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | cross-on | on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross | cross-on | |
High Tide | 7:05AM4.21m | 7:29PM4.21m | 7:51AM4.30m | 8:14PM4.33m | 8:38AM4.28m | 8:59PM4.34m | ||||||||||||||||||
Low Tide | 1:28PM0.13m | 1:48AM0.11m | 2:11PM0.09m | 2:34AM0.03m | 2:54PM0.15m | |||||||||||||||||||
 |  | |  | |  | |  | | | | | | |  | | |  | | | | | | | |
 | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | 5:22 |
 | — | — | — | — | — | 9:07 | — | — | — | — | — | — | — | 9:09 | — | — | — | — | — | — | — | 9:10 | — | 9:13 |
— | 1 | 1 | — | — | 1 | — | — | — | — | 1 | — | 1 | 1 | 1 | 2 | — | — | — | — | — | — | 2 | 2 | |
Temp °C | 10 | 10 | 11 | 11 | 10 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 12 |
5 | 7 | 8 | 7 | 7 | 7 | 4 | 2 | 3 | 4 | 4 | 3 | 2 | 2 | 3 | 4 | 5 | 7 | 7 | 6 | 5 | 5 | 3 | 4 | |
Swell 1 Height (m) Direction Period (s) | N 5 | N 5 | N 5 | N 5 | N 5 | N 5 | — | W 13 | W 13 | W 14 | NNW 4 | NNW 4 | SW 12 | S 12 | SW 12 | WSW 11 | WSW 11 | WSW 7 | WSW 6 | WSW 6 | W 10 | W 10 | SW 6 | — |
 kJ | 8 | 4 | 4 | 2 | 2 | 2 | — | 3 | 14 | 16 | 6 | 3 | 6 | 3 | 6 | 25 | 23 | 158 | 113 | 88 | 18 | 8 | 49 | — |
Swell 2 Height (m) Direction Period (s) | W 8 | W 9 | W 9 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | W 12 | W 12 | SW 12 | — | — | S 12 | SW 12 | SW 12 | SW 12 | S 12 | WSW 10 | — | S 12 | W 10 | SW 19 |
| kJ | 4 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 11 | 26 | 6 | — | — | 3 | 6 | 6 | 6 | 3 | 20 | — | 3 | 8 | 15 |
Swell 3 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | W 9 | W 9 | W 15 | W 14 | — | — | SW 12 | SW 12 | — | — | — | — | — | — | S 12 | S 12 | — | — | S 12 | — | — |
| kJ | 7 | 7 | 7 | 2 | 1 | 4 | 4 | — | — | 6 | 6 | — | — | — | — | — | — | 3 | 3 | — | — | 3 | — | — |
Wind waves Height (m) Direction Period (s) | W 4 | W 4 | W 5 | WSW 4 | WSW 5 | WSW 5 | W 5 | W 6 | W 6 | W 6 | WSW 6 | WSW 5 | WSW 6 | WSW 6 | WSW 7 | WSW 6 | WSW 6 | — | — | — | SW 6 | SW 6 | S 5 | SSW 6 |
| kJ | 9 | 10 | 11 | 13 | 32 | 46 | 66 | 139 | 128 | 124 | 108 | 102 | 186 | 237 | 261 | 200 | 170 | — | — | — | 83 | 80 | 70 | 229 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 329 | 329 | 329 | 329 | 348 | 381 | 407 | 407 | 382 | 382 | 212 | 85 | 380 | 354 | 382 | 380 | 251 | 314 | 62 | 37 | 4 | 7 | 146 | 117 |
Best forecast wave conditions in Wales - Pembrokeshire | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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