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Surf Forecasts:
Caswell Bay surfForecast / Wales – Gower / UK
48hr Weather and Surf, issued 11 am Monday 15 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Caswell Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Caswell Bay sea temperature is
10.1° C
(Which is slightly cooler than normal)How big are the waves at Caswell Bay today?
The current surf forecast for Caswell Bay at 2PM is: 1.9m 12s primary swell from a West-southwest direction and 0.4m 3s secondary swell from a South direction (forecast issued at 11:00am December 15). The wind direction is predicted to be onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 8ft (2.5m) | 11s |
| Afternoon (15 Dec) | 6ft (1.9m) | 13s |
| Evening (15 Dec) | 5ft (1.6m) | 13s |
Table - waves today at Caswell Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| 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) (?) | 11 | 11 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 8 | 9 | 10 | 11 | 11 | 23 | 21 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1500 | 996 | 1134 | 1026 | 905 | 801 | 724 | 826 | 850 | 731 | 721 | 711 | 606 | 589 | 631 | 497 | 384 | 393 | 1014 | 1539 | 2364 | 1736 | 1186 | 2500 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | on | off | cross- off | cross | cross- off | cross- off | cross- off | cross | cross- off | cross | glass | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | on | cross- on |
High Tide / height (m) | 2:59PM 7.76 | 3:33AM 7.84 | 3:52PM 7.99 | 4:22AM 8.17 | 4:39PM 8.23 | 5:04AM 8.47 | ||||||||||||||||||
Low Tide / height (m) | 8:42AM 3.06 | 9:16PM 2.89 | 9:35AM 2.81 | 10:04PM 2.66 | 10:22AM 2.55 | 10:47PM 2.44 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| Sunrise | 8:15 | - | - | - | - | - | - | - | 8:15 | - | - | - | - | - | - | - | 8:15 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:06 | - | - | - | - | - | - | - | 4:06 | - | - | - | - | - | - | - | 4:07 | - | - | - | - | - |
 | |  |  | |  | | |  | | |  | | |  | | | | | | |  | | | |
Rain (mm) | 7 | 6 | 2 | 4 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 2 | 3 | 3 | 4 | - | - |
| Temp. °C | 10 | 10 | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 8 | 9 | 8 | 8 | 8 | 7 | 7 | 8 | 9 | 10 | 10 | 11 | 11 | 11 | 10 |
| Feels °C (?) | 5 | 5 | 8 | 9 | 5 | 4 | 3 | 4 | 5 | 5 | 7 | 6 | 7 | 5 | 2 | 1 | 1 | 1 | 1 | 1 | 3 | 8 | 8 | 7 |
- 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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