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Surf Forecasts:
Gileston surfForecast / Wales – South East / UK
48hr Weather and Surf, issued 5 pm Friday 12 Dec 2025 GMTForecast 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
10.0° C
(Which is 1.4°C colder than average for this time of year)How big are the waves at Gileston today?
The current surf forecast for Gileston at 11PM is: 1.5m 17s primary swell from a West direction (forecast issued at 05:00pm December 12). The wind direction is predicted to be onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | - | - |
| Afternoon (12 Dec) | 5.5ft (1.7m) | 18s |
| Evening (12 Dec) | 5ft (1.5m) | 17s |
Table - waves today at Gileston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 18 | 18 | 17 | 17 | 17 | 16 | 16 | 15 | 14 | 14 | 14 | 8 | 9 | 9 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1874 | 1633 | 1373 | 1342 | 1108 | 1029 | 849 | 662 | 631 | 336 | 189 | 210 | 289 | 308 | 711 | 711 | 814 | 828 | 934 | 950 | 805 | 730 | 730 | 540 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | on | on | on | on | on | on | on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 12:14PM 7.47 | 12:50AM 6.98 | 1:21PM 7.14 | 1:59AM 6.88 | 2:28PM 7.06 | 3:03AM 7.01 | ||||||||||||||||||
Low Tide / height (m) | 6:37PM 2.55 | 6:59AM 2.81 | 7:40PM 2.74 | 8:05AM 2.90 | 8:40PM 2.76 | 9:06AM 2.82 | ||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 8:08 | - | - | - | - | - | - | - | 8:10 | - | - | - | - | - | - | - | 8:11 | - |
| Sunset | 4:05 | - | - | - | - | - | - | - | 4:05 | - | - | - | - | - | - | - | 4:05 | - | - | - | - | - | - | - |
 |  | |  | | |  | |  |  | | | | | | | | | | |  | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 4 | 3 | 4 |
| Temp. °C | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 9 | 9 | 10 | 10 | 11 | 11 | 12 | 12 | 12 | 12 | 11 | 11 |
| Feels °C (?) | 7 | 7 | 7 | 6 | 6 | 6 | 5 | 5 | 4 | 4 | 3 | 3 | 4 | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 8 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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