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Surf Forecasts:
Crab Island surfForecast / Wales – Gower / UK
48hr Weather and Surf, issued 5 pm Thursday 11 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
10.4° C
(Which is slightly cooler than normal)How big are the waves at Crab Island today?
The current surf forecast for Crab Island at 12AM is: 2.5m 14s primary swell from a West-southwest direction (forecast issued at 05:00pm December 11). The wind direction is predicted to be onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 7.5ft (2.3m) | 14s |
| Afternoon (12 Dec) | 7.5ft (2.3m) | 18s |
| Evening (12 Dec) | 7ft (2.2m) | 17s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 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) (?) | 12 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 15 | 14 | 14 | 13 | 8 | 8 | 9 | 9 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2004 | 3021 | 2934 | 2662 | 2553 | 2297 | 2122 | 1534 | 3207 | 2786 | 2723 | 2437 | 2189 | 1849 | 1592 | 1328 | 778 | 519 | 1384 | 519 | 638 | 656 | 629 | 1622 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | cross- on | cross- off | cross- off | cross- off | cross | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on |
High Tide / height (m) | 11:26PM 7.68 | 11:50AM 7.81 | 12:27AM 7.42 | 12:54PM 7.61 | 1:33AM 7.38 | |||||||||||||||||||
Low Tide / height (m) | 5:13PM 2.79 | 5:30AM 3.06 | 6:14PM 3.05 | 6:35AM 3.24 | 7:18PM 3.14 | 7:42AM 3.23 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 8:11 | - | - | - | - | - | - | - | 8:12 | - | - | - | - | - | - | - | 8:14 | - |
| Sunset | 4:06 | - | - | - | - | - | - | - | 4:06 | - | - | - | - | - | - | - | 4:06 | - | - | - | - | - | - | - |
 |  |  |  | | |  | | |  | | | | |  | | | | | | | | | | |
Rain (mm) | - | 1 | - | - | 5 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 12 | 12 | 11 | 11 | 10 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 10 |
| Feels °C (?) | 6 | 6 | 5 | 6 | 9 | 6 | 6 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 5 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 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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