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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 12 am Wednesday 13 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
13.1° C
(Which is 2.2°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 5AM is: 1.8m 6s primary swell from a West direction and 0.1m 17s secondary swell from a Southwest direction (forecast issued at 12:00am May 13). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 6.5ft (2.0m) | 7s |
| Afternoon (13 May) | 6ft (1.9m) | 8s |
| Evening (13 May) | 4.5ft (1.3m) | 7s |
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 3mm), mostly falling on Thu morning. Very mild (max 12°C on Tue night, min 7°C on Thu night). Winds decreasing (strong winds from the WNW on Wed morning, light winds from the N by Thu night). | ||||||||||||||||||||||||
Wednesday 13 | Thursday 14 | Friday 15 | ||||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
W 5 | W 6 | W 6 | W 7 | W 8 | W 8 | W 8 | W 7 | W 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | W 7 | W 6 | W 6 | W 6 | W 7 | W 6 | W 7 | NW 4 | NW 4 | W 6 | |
104 | 205 | 302 | 452 | 491 | 421 | 290 | 176 | 212 | 219 | 247 | 212 | 176 | 149 | 85 | 65 | 36 | 36 | 31 | 21 | 14 | 22 | 31 | 7 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | |
High Tide | 3:53AM8.07m | 4:22PM8.12m | 4:47AM8.58m | 5:14PM8.65m | 5:38AM9.02m | 6:02PM9.09m | ||||||||||||||||||
Low Tide | 10:06AM2.24m | 10:31PM2.18m | 10:57AM1.76m | 11:20PM1.70m | 11:44AM1.38m | |||||||||||||||||||
 |  |  |  | |  | | |  | | | |  | | | | | | | | | | | | |
 | — | 5:28 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:57 | — | — | — | — | — | — | — | 8:59 | — | — | — | — | — | — | — | 9:00 | — |
— | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 10 | 10 | 9 | 10 | 12 | 11 | 9 | 8 | 8 | 9 | 9 | 10 | 10 | 9 | 8 | 8 | 7 | 8 | 10 | 12 | 11 | 10 | 8 |
2 | 1 | 1 | -1 | 1 | 4 | 4 | 3 | 1 | 0 | 1 | 2 | 2 | 3 | 2 | 3 | 4 | 3 | 4 | 3 | 6 | 4 | 4 | 3 | |
Swell 1 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | W 7 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | W 7 | W 6 | W 6 | W 6 | W 7 | W 6 | W 7 | W 6 | W 9 | W 6 |
 kJ | 12 | 12 | 12 | 11 | 10 | 10 | 10 | 176 | 10 | 10 | 10 | 9 | 8 | 8 | 85 | 65 | 36 | 36 | 31 | 21 | 14 | 7 | 2 | 6 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | SW 16 | SW 16 | — | — | — | — | — | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | W 9 |
| kJ | — | — | — | — | — | — | — | 10 | 10 | — | — | — | — | — | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 13 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 7 |
Wind waves Height (m) Direction Period (s) | W 5 | W 6 | W 6 | W 7 | W 8 | W 8 | W 8 | NW 4 | W 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | NNW 4 | NNW 4 | NNW 4 | — | — | NW 3 | WNW 4 | NW 4 | NW 4 | NW 4 |
| kJ | 104 | 205 | 302 | 452 | 491 | 421 | 290 | 26 | 212 | 219 | 247 | 212 | 176 | 149 | 32 | 19 | 6 | — | — | 2 | 10 | 22 | 31 | 14 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 352 | 365 | 352 | 759 | 1010 | 997 | 756 | 431 | 431 | 152 | 598 | 891 | 205 | 290 | 421 | 1 | 42 | 14 | 317 | 317 | 264 | 421 | 190 | 190 |
Best forecast wave conditions in Wales - Gower | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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