Surf Forecasts:
How big are the waves at Crab Island today (29 Aug):
- Afternoon surf: Afternoon surf (29 Aug, local time) - 4.5ft (1.4m), 6s period with WSW swell.
- Evening surf: Evening surf (29 Aug, local time) - 3.5ft (1.1m), 6s period with SW swell.
The current surf forecast for Crab Island at 12AM is: 1.1m 6s primary swell from a Southwest direction (forecast issued at 06:00pm August 28). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Aug) | - | - |
| Afternoon (29 Aug) | 4.5ft (1.4m) | 6s |
| Evening (29 Aug) | 3.5ft (1.1m) | 6s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 36mm), heaviest during Sat morning. Very mild (max 18°C on Fri afternoon, min 15°C on Sun night). Mainly fresh winds. | |||||||||||||||||||
Fri 28 | Saturday 29 | Sunday 30 | |||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | WSW 6 | WSW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 7 | SW 8 | WSW 10 | WSW 10 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | WSW 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 119 | 84 | 75 | 83 | 73 | 60 | 51 | 64 | 82 | 153 | 320 | 394 | 333 | 318 | 273 | 293 | 315 | 374 | 581 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross | cross | cross-on | on | cross-on | on | cross-on | cross-on |
High Tide | 7:36PM9.33m | 7:53AM9.20m | 8:09PM9.52m | 8:25AM9.34m | 8:42PM9.58m | ||||||||||||||
Low Tide | 1:22PM1.53m | 1:41AM1.29m | 1:53PM1.31m | 2:12AM1.13m | 2:23PM1.21m | ||||||||||||||
 |  |  |  |  |  | |  |  |  | | |  | | |  | | |  | |
 | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | 8:12 | — | — | — | — | — | — | — | 8:09 | — | — | — | — | — | — | — | 8:07 | — |
mm | 1 | — | — | — | 1 | 4 | 5 | 7 | — | — | — | — | 1 | 1 | 1 | 2 | 4 | 1 | 6 |
Temp °C | 18 | 18 | 17 | 17 | 17 | 16 | 18 | 17 | 18 | 18 | 16 | 17 | 17 | 17 | 18 | 18 | 16 | 17 | 16 |
Feels °C | 14 | 16 | 14 | 15 | 14 | 12 | 14 | 16 | 17 | 16 | 14 | 15 | 14 | 15 | 15 | 14 | 10 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | — | — | — | WSW 6 | WSW 6 | SW 6 | SW 6 | SW 6 | SW 7 | SW 8 | WSW 10 | WSW 10 | WSW 9 | WSW 9 | WSW 9 | — | WSW 8 | — | — |
| kJ | — | — | — | 46 | 52 | 60 | 51 | 64 | 82 | 153 | 320 | 394 | 248 | 318 | 273 | — | 227 | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | W 8 | — | — | SSE 3 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 6 | WSW 6 | SW 6 | SW 6 | SW 6 | SSE 2 | SE 3 | SE 3 | — | WNW 4 | WNW 4 | — | WSW 9 | — | — | WSW 9 | WSW 8 | WSW 8 | WSW 8 |
| kJ | 119 | 84 | 75 | 83 | 73 | 1 | 5 | 2 | — | 10 | 10 | — | 333 | — | — | 293 | 315 | 374 | 581 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 397 | 385 | 183 | 273 | 205 | 275 | 393 | 20 | 49 | 176 | 50 | 139 | 74 | 112 | 68 | 361 | 68 | 279 | 49 |
Best forecast wave conditions in Wales - Gower | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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