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Caswell Bay Surf Forecast
/ Wales – Gower (29 surf breaks) /
Surf Forecasts:
Caswell Bay surfForecast / Wales – Gower / UK
48hr Weather and Surf, issued 6 am Friday 15 May 2026 BSTForecast update in hr min s Forecast update imminent
Caswell Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Caswell Bay sea temperature is
13.0° C
(Which is 1.7°C warmer than normal for this time of year)How big are the waves at Caswell Bay today?
The current surf forecast for Caswell Bay at 9AM is: 0.5m 7s primary swell from a West direction and 0.1m 14s secondary swell from a Southwest direction (forecast issued at 06:00am May 15). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 1.5ft (0.5m) | 7s |
| Afternoon (15 May) | 3ft (0.9m) | 4s |
| Evening (15 May) | 2ft (0.6m) | 4s |
Table - waves today at Caswell Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 9mm), mostly falling on Sat night. Very mild (max 11°C on Sat afternoon, min 8°C on Fri night). Winds increasing (calm on Fri night, fresh winds from the WSW by Sun afternoon). | ||||||||||||||||||||||||
Friday 15 | Saturday 16 | Sunday 17 | Mon 18 | |||||||||||||||||||||
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 6 | WNW 6 | W 7 | WNW 4 | NW 4 | NW 4 | WNW 4 | W 5 | WSW 9 | W 8 | WSW 5 | WSW 5 | WSW 4 | WSW 5 | WSW 5 | W 5 | W 5 | W 7 | WSW 6 | WSW 6 | WSW 12 | W 12 | WSW 6 | WSW 7 | |
25 | 30 | 22 | 19 | 20 | 24 | 11 | 9 | 25 | 5 | 13 | 14 | 18 | 22 | 34 | 34 | 45 | 86 | 66 | 64 | 361 | 132 | 220 | 262 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross | cross | glassy | cross-on | on | on | cross-on | cross-on | cross | cross | cross | cross | cross-on | on | on | on | cross-on | on | |
High Tide | 5:38AM9.02m | 6:02PM9.09m | 6:26AM9.34m | 6:49PM9.41m | 7:15AM9.52m | 7:36PM9.58m | ||||||||||||||||||
Low Tide | 11:44AM1.38m | 00:06AM1.33m | 12:31PM1.12m | 00:53AM1.10m | 1:17PM1.01m | |||||||||||||||||||
 |  |  | | |  | |  |  | | | |  | |  | | | | | | | | | | |
 | 5:24 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | 5:20 |
 | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 9:01 | — | — | — | — | — | — | — | 9:02 | — | 9:05 |
— | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 2 | — | — | — | — | — | — | — | 2 | 1 | |
Temp °C | 8 | 8 | 9 | 10 | 10 | 10 | 8 | 8 | 8 | 9 | 10 | 10 | 11 | 11 | 11 | 10 | 8 | 8 | 10 | 11 | 11 | 10 | 9 | 10 |
4 | 3 | 3 | 4 | 3 | 4 | 3 | 5 | 6 | 6 | 7 | 6 | 7 | 8 | 8 | 7 | 4 | 4 | 6 | 5 | 4 | 3 | 3 | 4 | |
Swell 1 Height (m) Direction Period (s) | W 6 | SW 14 | W 7 | SW 14 | W 6 | W 9 | W 6 | W 5 | WSW 9 | WSW 5 | W 7 | W 7 | W 9 | W 8 | W 8 | W 13 | W 5 | W 7 | WSW 12 | WSW 12 | W 12 | W 12 | W 12 | W 7 |
 kJ | 25 | 8 | 22 | 8 | 11 | 2 | 3 | 9 | 25 | 5 | 4 | 4 | 2 | 1 | 1 | 4 | 45 | 86 | 29 | 49 | 102 | 132 | 65 | 223 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | W 14 | SW 14 | SW 14 | W 9 | W 9 | W 13 | W 8 | W 9 | W 9 | W 13 | W 7 | W 14 | W 8 | W 13 | WSW 13 | W 15 | — | — | — | — | W 11 |
| kJ | 8 | 8 | 8 | 4 | 8 | 7 | 2 | 6 | 3 | 5 | 2 | 2 | 3 | 1 | 4 | 1 | 14 | 17 | 4 | — | — | — | — | 63 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | SW 13 | — | — | W 9 | W 13 | W 13 | — | W 14 | — | W 8 | W 8 | — | W 15 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 7 | — | — | 2 | 3 | 3 | — | 4 | — | 1 | 1 | — | 4 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 4 | WNW 6 | NNW 4 | WNW 4 | NW 4 | NW 4 | WNW 4 | — | — | WSW 3 | WSW 5 | WSW 5 | WSW 4 | WSW 5 | WSW 5 | W 5 | — | — | WSW 6 | WSW 6 | WSW 12 | WSW 5 | WSW 6 | WSW 7 |
| kJ | 3 | 30 | 10 | 19 | 20 | 24 | 11 | — | — | 1 | 13 | 14 | 18 | 22 | 34 | 34 | — | — | 66 | 64 | 361 | 103 | 220 | 262 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 42 | 317 | 317 | 317 | 317 | 317 | 396 | 195 | 190 | 320 | 182 | 190 | 349 | 351 | 320 | 320 | 317 | 1 | 1 | 2 | 133 | 387 | 368 |
Best forecast wave conditions in Wales - Gower | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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