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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 am Monday 18 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
12.3° C
(Which is slightly warmer than usual)How big are the waves at Gileston today?
The current surf forecast for Gileston at 11AM is: 1.4m 7s primary swell from a West direction (forecast issued at 06:00am May 18). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 5ft (1.5m) | 7s |
| Afternoon (18 May) | 4ft (1.2m) | 7s |
| Evening (18 May) | 3ft (0.9m) | 7s |
Table - waves today at Gileston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 18mm), heaviest on Mon night. Very mild (max 16°C on Wed afternoon, min 10°C on Mon morning). Winds decreasing (fresh winds from the WSW on Tue night, light winds from the SSE by Wed night). | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 9 | WSW 9 | WSW 9 | WSW 10 | WSW 12 | WSW 13 | WSW 13 | W 13 | W 13 | W 13 | W 12 | |
195 | 212 | 243 | 173 | 138 | 94 | 57 | 57 | 61 | 79 | 90 | 194 | 262 | 322 | 432 | 461 | 598 | 978 | 1249 | 1162 | 987 | 764 | 547 | 411 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | cross-on | on | cross-on | cross-on | cross-on | on | on | |
High Tide | 8:22AM10.05m | 8:44PM10.08m | 9:09AM9.83m | 9:31PM9.82m | 9:58AM9.37m | 10:21PM9.36m | ||||||||||||||||||
Low Tide | 2:02AM0.23m | 2:23PM0.35m | 2:49AM0.31m | 3:10PM0.61m | 3:38AM0.62m | 3:59PM1.02m | ||||||||||||||||||
 |  | | | | | | | |  | |  | | |  |  | | |  | | |  |  | | |
 | 5:18 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | 5:13 |
 | — | — | — | — | — | 9:01 | — | — | — | — | — | — | — | 9:02 | — | — | — | — | — | — | — | 9:05 | — | 9:06 |
4 | 2 | 2 | 1 | 1 | 1 | 2 | 3 | 1 | — | 1 | 1 | 1 | 1 | — | 1 | 1 | 1 | — | — | — | — | — | — | |
Temp °C | 10 | 10 | 10 | 12 | 12 | 11 | 10 | 11 | 13 | 13 | 13 | 14 | 14 | 13 | 12 | 12 | 12 | 13 | 14 | 15 | 16 | 15 | 14 | 13 |
4 | 4 | 5 | 6 | 6 | 6 | 5 | 4 | 8 | 9 | 8 | 8 | 7 | 6 | 5 | 5 | 6 | 7 | 8 | 9 | 11 | 11 | 13 | 11 | |
Swell 1 Height (m) Direction Period (s) | W 12 | W 11 | — | W 11 | W 7 | W 7 | W 7 | W 7 | W 7 | WSW 8 | WSW 8 | — | — | — | W 17 | — | WSW 16 | — | — | — | — | W 13 | W 13 | W 12 |
 kJ | 26 | 23 | — | 21 | 138 | 94 | 57 | 57 | 61 | 79 | 90 | — | — | — | 6 | — | 188 | — | — | — | — | 764 | 547 | 411 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | W 10 | W 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 18 | 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 7 | W 7 | W 7 | W 7 | — | SSW 3 | S 3 | S 3 | S 4 | S 3 | SSW 3 | WSW 8 | WSW 8 | WSW 9 | WSW 9 | WSW 9 | WSW 10 | WSW 12 | WSW 13 | WSW 13 | W 13 | W 13 | — | — |
| kJ | 195 | 212 | 243 | 173 | — | 4 | 2 | 5 | 9 | 4 | 7 | 194 | 262 | 322 | 432 | 461 | 598 | 978 | 1249 | 1162 | 987 | 564 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 177 | 137 | 159 | 285 | 78 | 212 | 232 | 424 | 471 | 299 | 494 | 480 | 480 | 378 | 315 | 316 | 299 | 299 | 299 | 299 | 312 | 146 | 23 | 78 |
Best forecast wave conditions in Wales - South East | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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