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Caswell Bay Surf Forecast
/ Wales – Gower (29 surf breaks) /
Surf Forecasts:
Caswell Bay surfForecast / Wales – Gower / UK
48hr Weather and Surf, issued 6 am Tuesday 21 Apr 2026 BSTForecast 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
11.3° C
(Which is 1.6°C warmer than normal for this time of year)How big are the waves at Caswell Bay today?
The current surf forecast for Caswell Bay at 12PM is: 0.4m 12s primary swell from a West-southwest direction and 0.1m 18s secondary swell from a Southwest direction (forecast issued at 06:00am April 21). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 1.5ft (0.4m) | 12s |
| Afternoon (21 Apr) | 1ft (0.3m) | 11s |
| Evening (21 Apr) | 1ft (0.3m) | 11s |
Table - waves today at Caswell Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | Fri 24 | |||||||||||||||||||||
| 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 16 | 16 | 10 | 4 | 4 | 12 | 11 | 14 | 11 | 10 | 10 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 30 | 48 | 46 | 25 | 24 | 23 | 23 | 23 | 10 | 9 | 8 | 10 | 10 | 2 | 0 | 0 | 3 | 5 | 5 | 30 | 50 | 60 | 55 | 53 |
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) | 9:44AM 9.17 | 10:00PM 9.00 | 10:31AM 8.61 | 10:50PM 8.45 | 11:28AM 7.99 | 11:54PM 7.90 | ||||||||||||||||||
Low Tide / height (m) | 3:18AM 1.25 | 3:39PM 1.51 | 4:03AM 1.72 | 4:25PM 2.06 | 4:58AM 2.30 | 5:25PM 2.67 | ||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Fri 24 | |||||||||||||||||||||
| Sunrise | - | 6:07 | - | - | - | - | - | - | - | 6:05 | - | - | - | - | - | - | - | 6:03 | - | - | - | - | - | - |
| Sunset | - | - | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:24 | - | - |
 |  |  | |  | | | | | | | | | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 7 | 5 | 8 | 10 | 12 | 12 | 9 | 6 | 6 | 6 | 8 | 12 | 14 | 14 | 11 | 9 | 9 | 8 | 9 | 13 | 15 | 15 | 13 | 10 |
| Feels °C (?) | 1 | -2 | 0 | 2 | 4 | 4 | -1 | -4 | -3 | -3 | -1 | 4 | 7 | 8 | 4 | 2 | 3 | 2 | 2 | 6 | 9 | 10 | 8 | 3 |
- 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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