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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 pm Tuesday 12 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 5PM is: 0.7m 4s primary swell from a West-northwest direction and 0.1m 8s secondary swell from a Southwest direction, 0.1m 18s secondary swell from a Southwest direction (forecast issued at 12:00pm May 12). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 0.5ft (0.1m) | 19s |
| Afternoon (12 May) | 2.5ft (0.7m) | 4s |
| Evening (12 May) | 2.5ft (0.8m) | 5s |
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 5mm), mostly falling on Wed afternoon. Very mild (max 13°C on Tue afternoon, min 8°C on Wed night). Winds decreasing (strong winds from the WNW on Wed morning, light winds from the NNW by Thu night). | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 19 | W 4 | WNW 4 | WNW 4 | W 5 | W 5 | W 6 | W 6 | W 7 | W 8 | W 8 | W 8 | W 7 | W 7 | WNW 7 | WNW 7 | WNW 7 | W 7 | W 7 | W 7 | W 6 | W 6 | W 6 | WNW 6 | |
7 | 14 | 17 | 18 | 28 | 87 | 198 | 335 | 465 | 501 | 421 | 320 | 203 | 262 | 284 | 294 | 265 | 117 | 92 | 69 | 48 | 33 | 24 | 33 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 3:24PM7.57m | 3:53AM8.07m | 4:22PM8.12m | 4:47AM8.58m | 5:14PM8.65m | 5:38AM9.02m | ||||||||||||||||||
Low Tide | 9:09AM2.76m | 9:38PM2.73m | 10:06AM2.24m | 10:31PM2.18m | 10:57AM1.76m | 11:20PM1.70m | ||||||||||||||||||
 |  | | |  | |  |  | | | |  |  | | | |  | | | |  | | | | |
 | 5:28 | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — |
 | — | — | — | 8:55 | — | — | — | — | — | — | — | 8:57 | — | — | — | — | — | — | — | 8:59 | — | — | — | 9:00 |
— | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | 1 | 1 | 1 | — | 1 | — | — | — | |
Temp °C | 11 | 12 | 13 | 13 | 11 | 9 | 9 | 9 | 9 | 10 | 12 | 11 | 9 | 8 | 9 | 9 | 9 | 10 | 11 | 11 | 9 | 8 | 8 | 8 |
6 | 6 | 7 | 8 | 5 | 1 | 0 | 0 | -1 | 1 | 4 | 5 | 2 | 0 | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 4 | 4 | 3 | |
Swell 1 Height (m) Direction Period (s) | SW 8 | SW 8 | SW 8 | SW 8 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | W 7 | SW 16 | SW 16 | SW 16 | SW 15 | W 7 | W 7 | W 7 | W 6 | W 6 | W 6 | SW 14 |
 kJ | 3 | 3 | 3 | 3 | 12 | 12 | 12 | 12 | 11 | 10 | 10 | 10 | 203 | 10 | 10 | 10 | 9 | 117 | 92 | 69 | 48 | 33 | 24 | 8 |
Swell 2 Height (m) Direction Period (s) | W 19 | SW 18 | SW 18 | SW 18 | SW 8 | W 12 | — | — | — | — | — | — | SW 16 | SW 16 | — | — | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 |
| kJ | 7 | 13 | 12 | 12 | 3 | 3 | — | — | — | — | — | — | 10 | 10 | — | — | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | W 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 14 | — |
| kJ | — | — | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | — |
Wind waves Height (m) Direction Period (s) | WNW 3 | W 4 | WNW 4 | WNW 4 | W 5 | W 5 | W 6 | W 6 | W 7 | W 8 | W 8 | W 8 | NW 4 | W 7 | WNW 7 | WNW 7 | WNW 7 | NNW 5 | NNW 4 | NNW 4 | NNW 4 | NNW 4 | — | WNW 6 |
| kJ | 3 | 14 | 17 | 18 | 28 | 87 | 198 | 335 | 465 | 501 | 421 | 320 | 26 | 262 | 284 | 294 | 265 | 37 | 32 | 22 | 14 | 3 | — | 33 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 349 | 349 | 409 | 382 | 386 | 352 | 387 | 387 | 771 | 997 | 993 | 894 | 431 | 431 | 152 | 152 | 203 | 203 | 317 | 421 | 15 | 14 | 94 | 277 |
Best forecast wave conditions in Wales - Gower | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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