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Surf Forecasts:
Gileston surfForecast / Wales – South East / UK
48hr Weather and Surf, issued 11 am Friday 05 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
10.5° C
(Which is 1.2°C colder than average for this time of year)How big are the waves at Gileston today?
The current surf forecast for Gileston at 4PM is: 0.9m 9s primary swell from a West-southwest direction and 0.5m 12s secondary swell from a West direction, 1.1m 5s secondary swell from a South direction (forecast issued at 11:00am December 05). The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Dec) | 4.5ft (1.3m) | 14s |
| Afternoon (05 Dec) | 2.5ft (0.8m) | 9s |
| Evening (05 Dec) | 6.5ft (2.0m) | 11s |
Table - waves today at Gileston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 05 | Saturday 06 | Sunday 07 | Monday 08 | |||||||||||||||||||||
| 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 | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 9 | 10 | 11 | 11 | 12 | 13 | 14 | 16 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 13 | 12 | 11 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 724 | 585 | 103 | 270 | 871 | 1396 | 1871 | 3606 | 4960 | 7842 | 7193 | 5386 | 3910 | 2789 | 1739 | 1206 | 900 | 983 | 1036 | 1302 | 418 | 303 | 246 | 505 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross | cross- on | on | on | cross- on | cross- on | on | on | on |
High Tide / height (m) | 6:19AM 9.91 | 6:44PM 9.93 | 7:06AM 10.07 | 7:31PM 9.88 | 7:53AM 9.99 | 8:19PM 9.59 | ||||||||||||||||||
Low Tide / height (m) | 12:26PM 0.37 | 12:48AM 0.43 | 1:15PM 0.30 | 1:35AM 0.52 | 2:04PM 0.45 | 2:23AM 0.78 | ||||||||||||||||||
Friday 05 | Saturday 06 | Sunday 07 | Monday 08 | |||||||||||||||||||||
| Sunrise | 8:00 | - | - | - | - | - | - | - | 8:02 | - | - | - | - | - | - | - | 8:03 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:06 | - | - | - | - | - | - | - | 4:06 | - | - | - | - | - | - | - | 4:06 | - | - | - | - | - |
 | |  |  |  | | | | | | |  |  | | | | | | | |  | | | | |
Rain (mm) | - | - | 1 | 5 | 1 | 1 | 2 | 2 | 1 | 1 | 1 | - | - | - | - | 3 | 3 | 3 | 1 | - | - | - | - | - |
| Temp. °C | 8 | 9 | 9 | 12 | 11 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 13 | 14 | 14 | 12 | 11 | 11 | 11 | 12 |
| Feels °C (?) | 3 | 0 | -3 | 5 | 2 | 2 | 1 | 1 | 1 | 0 | 1 | 2 | 4 | 7 | 8 | 8 | 10 | 9 | 5 | 5 | 5 | 7 | 6 | 7 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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