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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 Sunday 17 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
12.4° C
(Which is slightly warmer than usual)How big are the waves at Gileston today?
The current surf forecast for Gileston at 9PM is: 1.1m 6s primary swell from a West direction and 0.4m 12s secondary swell from a West-southwest direction (forecast issued at 06:00pm May 17). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | - | - |
| Afternoon (17 May) | 3ft (0.9m) | 6s |
| Evening (17 May) | 3.5ft (1.1m) | 6s |
Table - waves today at Gileston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 27mm), heaviest during Sun night. Very mild (max 15°C on Wed morning, min 9°C on Sun night). Mainly strong winds. | ||||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
W 12 | W 6 | W 6 | W 6 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 7 | W 6 | W 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 9 | WSW 9 | W 9 | WSW 14 | WSW 13 | WSW 13 | |
73 | 75 | 68 | 97 | 167 | 212 | 212 | 178 | 117 | 74 | 56 | 41 | 45 | 57 | 83 | 216 | 318 | 359 | 417 | 432 | 516 | 1325 | 1197 | 1162 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on | |
High Tide | 7:58PM10.08m | 8:22AM10.05m | 8:44PM10.08m | 9:09AM9.83m | 9:31PM9.82m | 9:58AM9.37m | ||||||||||||||||||
Low Tide | 1:39PM0.30m | 2:02AM0.23m | 2:23PM0.35m | 2:49AM0.31m | 3:10PM0.61m | 3:38AM0.62m | ||||||||||||||||||
 |  |  |  | |  | |  | | | | | | | | |  | | | | | | | | |
 | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | — | — |
 | — | 9:00 | — | — | — | — | — | — | — | 9:01 | — | — | — | — | — | — | — | 9:02 | — | — | — | — | — | 9:05 |
— | — | — | 2 | 3 | 2 | 1 | 1 | 1 | 1 | 2 | 3 | 3 | 1 | 1 | 1 | — | — | — | 3 | 1 | 1 | — | — | |
Temp °C | 12 | 10 | 10 | 9 | 9 | 10 | 11 | 12 | 13 | 12 | 10 | 11 | 12 | 13 | 13 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 15 |
6 | 4 | 4 | 3 | 4 | 4 | 5 | 7 | 8 | 7 | 5 | 5 | 6 | 9 | 8 | 7 | 7 | 6 | 6 | 7 | 6 | 7 | 8 | 10 | |
Swell 1 Height (m) Direction Period (s) | W 12 | — | WSW 12 | W 6 | W 7 | WSW 11 | W 11 | — | W 7 | W 7 | W 7 | W 6 | W 7 | WSW 7 | WSW 8 | — | — | — | — | WSW 16 | WSW 16 | WSW 14 | — | — |
 kJ | 73 | — | 45 | 97 | 167 | 25 | 22 | — | 117 | 74 | 56 | 41 | 45 | 57 | 83 | — | — | — | — | 52 | 193 | 1325 | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | WSW 11 | W 11 | — | — | — | — | W 10 | W 10 | W 10 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 43 | 23 | — | — | — | — | 18 | 18 | 8 | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 6 | W 6 | W 6 | — | — | W 7 | W 7 | W 7 | — | — | — | S 3 | SSE 3 | SSW 3 | SSW 3 | WSW 8 | WSW 8 | WSW 8 | WSW 9 | WSW 9 | W 9 | W 10 | WSW 13 | WSW 13 |
| kJ | 63 | 75 | 68 | — | — | 212 | 212 | 178 | — | — | — | 4 | 3 | 3 | 5 | 216 | 318 | 359 | 417 | 432 | 516 | 262 | 1197 | 1162 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 331 | 331 | 349 | 349 | 349 | 349 | 46 | 46 | 138 | 159 | 137 | 122 | 232 | 471 | 447 | 475 | 475 | 507 | 514 | 350 | 315 | 315 | 473 | 299 |
Best forecast wave conditions in Wales - South East | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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