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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 12 pm 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 6PM is: 1.0m 7s primary swell from a West direction and 0.3m 10s secondary swell from a West direction, 0.4m 3s secondary swell from a South-southwest direction (forecast issued at 12:00pm May 18). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 4.5ft (1.4m) | 7s |
| Afternoon (18 May) | 4ft (1.2m) | 7s |
| Evening (18 May) | 2.5ft (0.8m) | 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 15°C on Tue morning, min 10°C on Mon morning). Winds decreasing (fresh winds from the WSW on Tue afternoon, light winds from the S by Wed night). | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 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 14 | WSW 13 | W 13 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | |
212 | 176 | 138 | 74 | 56 | 43 | 45 | 62 | 125 | 190 | 256 | 349 | 374 | 510 | 551 | 1325 | 1288 | 1138 | 987 | 764 | 547 | 411 | 341 | 279 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | |
High Tide | 8:22AM10.05m | 8:44PM10.08m | 9:09AM9.83m | 9:31PM9.82m | 9:58AM9.37m | 10:21PM9.36m | ||||||||||||||||||
Low Tide | 2:23PM0.35m | 2:49AM0.31m | 3:10PM0.61m | 3:38AM0.62m | 3:59PM1.02m | 4:32AM1.09m | ||||||||||||||||||
 | |  | |  | | | | |  |  | |  | |  | |  | | | |  | | | | |
 | 5:18 | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:13 | — |
 | — | — | — | 9:01 | — | — | — | — | — | — | — | 9:02 | — | — | — | — | — | — | — | 9:05 | — | — | — | 9:06 |
2 | 1 | — | 1 | 3 | 2 | 5 | — | — | 1 | — | — | — | 1 | 2 | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 11 | 11 | 10 | 10 | 11 | 12 | 13 | 13 | 15 | 15 | 13 | 12 | 12 | 13 | 12 | 14 | 14 | 15 | 15 | 14 | 13 | 13 | 13 |
4 | 5 | 5 | 5 | 5 | 4 | 7 | 9 | 8 | 9 | 8 | 6 | 5 | 5 | 6 | 6 | 8 | 8 | 10 | 12 | 13 | 11 | 12 | 12 | |
Swell 1 Height (m) Direction Period (s) | W 11 | W 11 | W 7 | W 7 | W 7 | W 7 | W 7 | WSW 8 | W 8 | W 15 | W 15 | — | W 17 | — | — | — | — | — | — | — | W 13 | W 12 | W 12 | W 12 |
 kJ | 22 | 10 | 138 | 74 | 56 | 43 | 45 | 62 | 46 | 4 | 4 | — | 6 | — | — | — | — | — | — | — | 547 | 411 | 341 | 279 |
Swell 2 Height (m) Direction Period (s) | — | — | — | W 10 | W 10 | W 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 18 | 18 | 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 7 | W 7 | SSW 3 | SSW 3 | S 3 | S 3 | S 3 | SSW 3 | WSW 8 | WSW 8 | WSW 8 | WSW 9 | WSW 9 | WSW 9 | WSW 10 | WSW 14 | WSW 13 | W 13 | W 13 | W 13 | — | — | — | — |
| kJ | 212 | 176 | 4 | 3 | 3 | 5 | 6 | 3 | 125 | 190 | 256 | 349 | 374 | 510 | 551 | 1325 | 1288 | 1138 | 987 | 764 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 159 | 285 | 214 | 212 | 232 | 424 | 471 | 475 | 494 | 480 | 480 | 378 | 315 | 315 | 299 | 299 | 299 | 402 | 312 | 146 | 23 | 78 | 78 | 32 |
Best forecast wave conditions in Wales - South East | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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