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Caswell Bay Surf Forecast
/ Wales – Gower (30 surf breaks) /
Surf Forecasts:
Caswell Bay surfForecast / Wales – Gower / UK
48hr Weather and Surf, issued 6 pm Saturday 30 May 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
15.1° C
(Which is 3.0°C warmer than normal for this time of year)How big are the waves at Caswell Bay today (30 May):
- Afternoon surf: Afternoon surf (30 May, local time) - 2.5ft (0.8m), 9s period with WSW swell.
- Evening surf: Evening surf (30 May, local time) - 4ft (1.2m), 12s period with WSW swell.
The current surf forecast for Caswell Bay at 9PM is: 1.2m 12s primary swell from a West-southwest direction and 0.5m 13s secondary swell from a West-southwest direction (forecast issued at 06:00pm May 30). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | - | - |
| Afternoon (30 May) | 2.5ft (0.8m) | 9s |
| Evening (30 May) | 4ft (1.2m) | 12s |
Table - waves today at Caswell Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 21mm), heaviest during Mon night. Very mild (max 16°C on Sat afternoon, min 13°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 30 | Sunday 31 | Monday 1 | Tue 2 | |||||||||||||||||||||
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 | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 8 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 6 | WSW 7 | WSW 7 | WSW 10 | W 10 | WSW 8 | |
92 | 98 | 400 | 444 | 521 | 583 | 573 | 541 | 470 | 454 | 477 | 477 | 460 | 373 | 387 | 206 | 164 | 115 | 109 | 163 | 140 | 312 | 313 | 284 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | |
High Tide | 6:47PM8.71m | 7:02AM8.60m | 7:21PM8.79m | 7:36AM8.61m | 7:55PM8.81m | 8:10AM8.56m | ||||||||||||||||||
Low Tide | 00:44AM1.85m | 1:02PM1.88m | 1:18AM1.82m | 1:35PM1.88m | 1:53AM1.83m | |||||||||||||||||||
 |  |  | | | | |  | | |  |  | | |  | | | |  | |  | | |  | |
 | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:03 | — | — | — | — | — | — | — | 5:03 | — | — | — |
 | — | 9:21 | — | — | — | — | — | — | — | 9:22 | — | — | — | — | — | — | — | 9:22 | — | — | — | — | — | 9:23 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 4 | 2 | 2 | 5 | 5 | 1 | — | — | 1 | |
Temp °C | 16 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 14 | 14 | 15 | 15 | 14 | 14 | 14 | 13 | 14 | 14 |
12 | 11 | 12 | 10 | 10 | 11 | 11 | 10 | 10 | 11 | 11 | 11 | 11 | 10 | 12 | 11 | 13 | 13 | 12 | 12 | 11 | 10 | 11 | 9 | |
Swell 1 Height (m) Direction Period (s) | WSW 8 | WSW 7 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | W 10 | — |
 kJ | 92 | 43 | 400 | 444 | 521 | 583 | 573 | 541 | 470 | 454 | 477 | 477 | 460 | 373 | 387 | 206 | 164 | 115 | 104 | 75 | 75 | 312 | 313 | — |
Swell 2 Height (m) Direction Period (s) | WSW 14 | WSW 13 | WSW 12 | — | — | — | — | — | — | — | — | — | — | — | — | SW 15 | SW 14 | SW 14 | SW 14 | WSW 10 | WSW 10 | SW 13 | W 13 | — |
| kJ | 36 | 98 | 131 | — | — | — | — | — | — | — | — | — | — | — | — | 8 | 8 | 8 | 8 | 55 | 54 | 7 | 3 | — |
Swell 3 Height (m) Direction Period (s) | WSW 14 | WSW 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 14 | — | SW 14 | W 14 | — | — | — | — |
| kJ | 36 | 47 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 | — | 8 | 4 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | WSW 12 | — | — | — | — | — | — | — | — | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | — | WSW 8 | WSW 8 |
| kJ | — | — | — | — | — | — | 422 | — | — | — | — | — | — | — | — | 57 | 75 | 80 | 109 | 163 | 140 | — | 231 | 284 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 133 | 68 | 8 | 73 | 48 | 152 | 143 | 143 | 180 | 178 | 47 | 48 | 18 | 40 | 21 | 68 | 40 | 40 | 21 | 133 | 122 | 122 | 140 | 143 |
Best forecast wave conditions in Wales - Gower | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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