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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 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 2.1°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 4PM is: 1.9m 8s primary swell from a West direction and 0.1m 16s secondary swell from a Southwest direction (forecast issued at 12:00pm May 13). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 7ft (2.1m) | 7s |
| Afternoon (13 May) | 6ft (1.9m) | 8s |
| Evening (13 May) | 4.5ft (1.4m) | 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 2mm), mostly falling on Wed afternoon. Very mild (max 12°C on Wed afternoon, min 7°C on Thu night). Winds decreasing (strong winds from the WNW on Wed morning, calm by Fri night). | ||||||||||||||||||||||||
Wed 13 | Thursday 14 | Friday 15 | Sat 16 | |||||||||||||||||||||
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 7 | W 8 | W 8 | W 8 | W 7 | W 7 | WNW 7 | WNW 7 | WNW 7 | WNW 5 | WNW 5 | W 7 | W 7 | W 6 | W 6 | W 6 | W 5 | W 7 | NW 4 | SW 14 | W 6 | W 7 | W 7 | W 7 | |
462 | 527 | 431 | 259 | 176 | 138 | 227 | 240 | 235 | 111 | 87 | 71 | 55 | 36 | 24 | 16 | 17 | 8 | 17 | 7 | 7 | 8 | 9 | 9 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | glassy | |
High Tide | 4:22PM8.12m | 4:47AM8.58m | 5:14PM8.65m | 5:38AM9.02m | 6:02PM9.09m | 6:26AM9.34m | ||||||||||||||||||
Low Tide | 10:06AM2.24m | 10:31PM2.18m | 10:57AM1.76m | 11:20PM1.70m | 11:44AM1.38m | 00:06AM1.33m | ||||||||||||||||||
 | | |  |  | |  |  | | |  |  | | | | | | | | | | | | | |
 | 5:28 | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:22 | — |
 | — | — | — | 8:57 | — | — | — | — | — | — | — | 8:59 | — | — | — | — | — | — | — | 9:00 | — | — | — | 9:01 |
— | — | — | 1 | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 11 | 12 | 11 | 9 | 8 | 9 | 9 | 9 | 10 | 11 | 11 | 9 | 8 | 7 | 9 | 10 | 12 | 11 | 10 | 8 | 7 | 7 | 7 |
1 | 2 | 4 | 4 | 3 | 0 | 1 | 2 | 2 | 2 | 3 | 4 | 4 | 4 | 3 | 3 | 3 | 5 | 3 | 3 | 3 | 3 | 4 | 5 | |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | W 8 | W 7 | W 7 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | W 7 | W 7 | W 6 | W 6 | W 6 | W 5 | WNW 5 | W 6 | W 6 | W 6 | W 7 | W 7 | W 7 |
 kJ | 11 | 10 | 10 | 259 | 176 | 138 | 10 | 10 | 9 | 8 | 8 | 71 | 55 | 36 | 24 | 16 | 17 | 8 | 7 | 3 | 7 | 8 | 9 | 9 |
Swell 2 Height (m) Direction Period (s) | — | — | — | SW 16 | SW 16 | SW 16 | — | — | — | — | SW 15 | SW 15 | SW 15 | NW 5 | SW 14 | SW 14 | SW 14 | W 7 | SW 14 | W 9 | W 9 | W 4 | — | W 9 |
| kJ | — | — | — | 10 | 10 | 10 | — | — | — | — | 8 | 8 | 8 | 1 | 8 | 8 | 8 | 8 | 8 | 2 | 2 | 1 | — | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 15 | — | — | — | SW 14 | — | SW 14 | SW 13 | W 9 | W 13 | W 13 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 | — | — | — | 8 | — | 7 | 7 | 2 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | W 7 | W 8 | W 8 | NW 4 | NNW 4 | NW 4 | WNW 7 | WNW 7 | WNW 7 | WNW 5 | WNW 5 | NNW 5 | NNW 4 | NNW 4 | NNW 4 | NNW 4 | NNW 4 | NNW 4 | NW 4 | NW 4 | NW 4 | NNW 4 | — | — |
| kJ | 462 | 527 | 431 | 21 | 22 | 27 | 227 | 240 | 235 | 111 | 87 | 40 | 21 | 3 | 1 | 5 | 6 | 3 | 17 | 21 | 14 | 3 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 771 | 621 | 621 | 621 | 431 | 152 | 602 | 152 | 188 | 1146 | 1227 | 421 | 2 | 14 | 271 | 129 | 317 | 317 | 421 | 317 | 195 | 195 | 126 | 159 |
Best forecast wave conditions in Wales - Gower | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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