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Surf Forecasts:
Crab Island surfForecast / Wales – Gower / UK
48hr Weather and Surf, issued 5 am Wednesday 24 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Crab Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Crab Island sea temperature is
9.6° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Crab Island today?
The current surf forecast for Crab Island at 10AM is: 0.4m 12s primary swell from a West-southwest direction and 0.1m 16s secondary swell from a West direction (forecast issued at 05:00am December 24). An open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Dec) | 1.5ft (0.4m) | 12s |
| Afternoon (24 Dec) | 1ft (0.3m) | 13s |
| Evening (24 Dec) | 1.5ft (0.4m) | 12s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 24 | Thursday 25 | Friday 26 | Sat 27 | |||||||||||||||||||||
| 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 | 3 PM | 6 PM | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 12 | 12 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 10 | 4 | 4 | 4 | 12 | 12 | 11 | 11 | 11 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 87 | 51 | 50 | 56 | 35 | 31 | 50 | 50 | 48 | 24 | 24 | 24 | 27 | 8 | 48 | 28 | 14 | 11 | 13 | 25 | 24 | 25 | 31 | 29 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 8:39AM 8.81 | 8:57PM 8.47 | 9:17AM 8.66 | 9:36PM 8.29 | 9:59AM 8.47 | 10:20PM 8.09 | ||||||||||||||||||
Low Tide / height (m) | 2:15AM 2.15 | 2:42PM 2.08 | 2:51AM 2.26 | 3:21PM 2.20 | 3:31AM 2.42 | 4:04PM 2.35 | ||||||||||||||||||
Wednesday 24 | Thursday 25 | Friday 26 | Sat 27 | |||||||||||||||||||||
| Sunrise | - | - | 8:19 | - | - | - | - | - | - | - | 8:19 | - | - | - | - | - | - | - | 8:21 | - | - | - | - | - |
| Sunset | - | - | - | - | 4:09 | - | - | - | - | - | - | - | 4:09 | - | - | - | - | - | - | - | 4:10 | - | - | - |
 |  |  | | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 4 | 3 | 2 | 3 | 3 | 2 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 2 | 2 | 1 | 1 | 2 | 2 | 3 | 4 | 3 | 3 | 3 |
| Feels °C (?) | -4 | -5 | -6 | -6 | -6 | -7 | -5 | -5 | -7 | -6 | -7 | -7 | -7 | -8 | -8 | -8 | -7 | -5 | -6 | -5 | -4 | -5 | -4 | -4 |
- 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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