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Gileston Surf Forecast
/ Wales – South East (14 surf breaks) /
Surf Forecasts:
Gileston surfForecast / Wales – South East / UK
48hr Weather and Surf, issued 6 pm Tuesday 12 May 2026 BSTForecast update in hr min s Forecast update imminent
Gileston surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Gileston sea temperature is
12.5° C
(Which is 1.5°C warmer than normal for this time of year)How big are the waves at Gileston today?
The current surf forecast for Gileston at 11PM is: 0.7m 5s primary swell from a West direction and 0.1m 8s secondary swell from a West direction, 0.1m 18s secondary swell from a West direction (forecast issued at 06:00pm May 12). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | - | - |
| Afternoon (12 May) | 2.5ft (0.7m) | 4s |
| Evening (12 May) | 2ft (0.6m) | 4s |
Table - waves today at Gileston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Wed morning. Very mild (max 13°C on Tue afternoon, min 7°C on Wed night). Winds decreasing (strong winds from the WNW on Wed morning, calm 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 |    |    |    |    | ||||||||||||||||||||
WNW 4 | WNW 4 | W 5 | W 5 | W 6 | W 7 | W 7 | WNW 7 | WNW 8 | W 8 | W 8 | W 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | W 7 | WNW 6 | WNW 6 | W 6 | W 6 | WNW 5 | |
18 | 20 | 15 | 37 | 132 | 226 | 400 | 500 | 416 | 300 | 221 | 198 | 197 | 245 | 218 | 173 | 141 | 121 | 89 | 64 | 36 | 24 | 22 | 21 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross-off | cross-off | cross-off | off | cross-off | glassy | cross | cross | |
High Tide | 3:57PM7.28m | 4:22AM7.79m | 4:53PM7.97m | 5:15AM8.48m | 5:42PM8.70m | 6:03AM9.15m | ||||||||||||||||||
Low Tide | 10:05PM2.43m | 10:37AM1.94m | 10:58PM1.85m | 11:25AM1.36m | 11:46PM1.25m | 12:11PM0.84m | ||||||||||||||||||
 |  |  | |  | |  |  | | |  | | | | |  | | |  | | | | | | |
 | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:22 | — | — | — |
 | — | 8:52 | — | — | — | — | — | — | — | 8:53 | — | — | — | — | — | — | — | 8:55 | — | — | — | — | — | 8:57 |
— | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | — | — | 1 | 1 | |
Temp °C | 13 | 13 | 11 | 9 | 9 | 9 | 10 | 10 | 12 | 11 | 9 | 7 | 8 | 9 | 10 | 11 | 11 | 10 | 8 | 7 | 7 | 8 | 10 | 11 |
7 | 8 | 5 | 2 | 0 | 0 | 0 | 1 | 3 | 4 | 3 | 0 | 0 | 2 | 2 | 4 | 4 | 4 | 3 | 3 | 3 | 6 | 6 | 7 | |
Swell 1 Height (m) Direction Period (s) | W 9 | W 8 | W 8 | — | — | — | — | — | — | W 16 | W 16 | — | — | — | — | W 7 | — | — | W 7 | WNW 6 | WNW 6 | W 6 | W 6 | — |
 kJ | 1 | 1 | 1 | — | — | — | — | — | — | 5 | 5 | — | — | — | — | 100 | — | — | 89 | 64 | 36 | 24 | 22 | — |
Swell 2 Height (m) Direction Period (s) | — | — | W 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 8 | W 7 | — |
| kJ | — | — | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 4 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 4 | WNW 4 | W 5 | W 5 | W 6 | W 7 | W 7 | WNW 7 | WNW 8 | W 8 | W 8 | W 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | WNW 7 | — | — | — | — | — | WNW 5 |
| kJ | 18 | 20 | 15 | 37 | 132 | 226 | 400 | 500 | 416 | 300 | 221 | 198 | 197 | 245 | 218 | 173 | 141 | 121 | — | — | — | — | — | 21 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 377 | 371 | 377 | 376 | 356 | 356 | 789 | 992 | 1377 | 802 | 409 | 409 | 134 | 134 | 155 | 157 | 178 | 180 | 38 | 7 | 68 | 199 | 362 | 223 |
Best forecast wave conditions in Wales - South East | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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