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Surf Forecasts:
The Boiler surfForecast / Wales – Gower / UK
48hr Weather and Surf, issued 6 pm Tuesday 12 May 2026 BSTForecast update in hr min s Forecast update imminent
The Boiler surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's The Boiler 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 The Boiler today?
The current surf forecast for The Boiler at 11PM is: 0.9m 5s primary swell from a West direction and 0.1m 18s secondary swell from a Southwest direction, 0.1m 8s secondary swell from a Southwest direction (forecast issued at 06:00pm May 12). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | - | - |
| Afternoon (12 May) | 0.5ft (0.1m) | 18s |
| Evening (12 May) | 2.5ft (0.7m) | 5s |
Table - waves today at The Boiler. (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 14°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 | |||||||||||||||||||||
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 | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 18 | SW 18 | W 5 | SW 18 | SW 18 | 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 | W 7 | W 7 | W 7 | |
12 | 12 | 25 | 12 | 12 | 293 | 482 | 504 | 432 | 336 | 215 | 163 | 278 | 286 | 236 | 116 | 91 | 73 | 65 | 35 | 25 | 23 | 23 | 14 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | 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-off | off | off | off | off | 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 | 9:38PM2.73m | 10:06AM2.24m | 10:31PM2.18m | 10:57AM1.76m | 11:20PM1.70m | 11:44AM1.38m | ||||||||||||||||||
 | |  | |  |  | | | |  | | | | | |  | | | | | | | | | |
 | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — |
 | — | 8:55 | — | — | — | — | — | — | — | 8:57 | — | — | — | — | — | — | — | 8:59 | — | — | — | — | — | 9:00 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | |
Temp °C | 14 | 13 | 11 | 9 | 10 | 9 | 9 | 10 | 12 | 11 | 9 | 8 | 8 | 9 | 10 | 9 | 10 | 10 | 9 | 8 | 8 | 8 | 9 | 11 |
8 | 8 | 6 | 1 | 1 | -1 | -1 | 1 | 4 | 4 | 3 | 1 | 0 | 1 | 3 | 2 | 3 | 4 | 4 | 4 | 5 | 4 | 3 | 4 | |
Swell 1 Height (m) Direction Period (s) | SW 8 | SW 8 | SW 18 | SW 18 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | W 7 | W 7 | SW 16 | SW 16 | SW 15 | W 7 | W 7 | W 7 | W 6 | W 6 | W 6 | W 7 | W 7 | W 7 |
 kJ | 3 | 3 | 12 | 12 | 12 | 12 | 11 | 10 | 10 | 10 | 215 | 163 | 10 | 10 | 9 | 116 | 91 | 73 | 65 | 35 | 25 | 23 | 23 | 14 |
Swell 2 Height (m) Direction Period (s) | SW 18 | SW 18 | SW 8 | — | — | — | — | — | — | — | SW 16 | SW 16 | — | — | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | W 9 | SW 14 | SW 14 | SW 14 |
| kJ | 12 | 12 | 3 | — | — | — | — | — | — | — | 10 | 10 | — | — | 9 | 8 | 8 | 8 | 8 | 8 | 6 | 8 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | — | W 13 | W 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 14 | W 14 | — | — |
| kJ | — | 3 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 | 4 | — | — |
Wind waves Height (m) Direction Period (s) | W 4 | W 4 | W 5 | W 5 | W 6 | W 6 | W 7 | W 8 | W 8 | W 8 | NW 4 | NNW 4 | WNW 7 | WNW 7 | WNW 7 | NNW 5 | NNW 4 | NNW 4 | NNW 4 | N 4 | — | NNW 4 | NW 4 | NW 4 |
| kJ | 16 | 13 | 25 | 104 | 205 | 293 | 482 | 504 | 432 | 336 | 26 | 25 | 278 | 286 | 236 | 33 | 26 | 15 | 10 | 3 | — | 5 | 7 | 6 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 408 | 381 | 386 | 385 | 368 | 368 | 772 | 1009 | 1413 | 785 | 431 | 431 | 151 | 151 | 202 | 203 | 224 | 227 | 0 | 15 | 59 | 191 | 318 | 262 |
Best forecast wave conditions in Wales - Gower | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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