Surf Forecasts:
How big are the waves at Crab Island today (29 Aug):
- Morning surf: Morning surf (29 Aug, local time) - 3ft (0.9m), 6s period with SW swell.
- Afternoon surf: Afternoon surf (29 Aug, local time) - 3.5ft (1.0m), 6s period with SW swell.
- Evening surf: Evening surf (29 Aug, local time) - 5.5ft (1.7m), 9s period with WSW swell.
The current surf forecast for Crab Island at 12PM is: 1.0m 6s primary swell from a Southwest direction and 0.6m 3s secondary swell from a South-southeast direction (forecast issued at 06:00am August 29). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Aug) | 3ft (0.9m) | 6s |
| Afternoon (29 Aug) | 3.5ft (1.0m) | 6s |
| Evening (29 Aug) | 5.5ft (1.7m) | 9s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 32mm), heaviest during Sat morning. Very mild (max 19°C on Sat afternoon, min 14°C on Sun night). Mainly fresh winds. | |||||||||||||||||||||||
Saturday 29 | Sunday 30 | Monday 31 | |||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | WSW 6 | SW 6 | SW 6 | SW 6 | SW 7 | WSW 8 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 6 | WSW 8 | WSW 8 | WSW 8 | WSW 9 | W 9 | W 9 | WSW 9 | WSW 9 | WSW 9 | WSW 10 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 47 | 52 | 51 | 72 | 105 | 251 | 506 | 435 | 372 | 311 | 267 | 280 | 246 | 392 | 464 | 581 | 692 | 775 | 675 | 506 | 400 | 367 | 276 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-off | cross-on | cross-off | cross | cross | cross | cross-on | on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross |
High Tide | 7:53AM9.20m | 8:09PM9.52m | 8:25AM9.34m | 8:42PM9.58m | 8:57AM9.36m | 9:15PM9.49m | |||||||||||||||||
Low Tide | 1:41AM1.29m | 1:53PM1.31m | 2:12AM1.13m | 2:23PM1.21m | 2:43AM1.09m | 2:54PM1.23m | |||||||||||||||||
 |  |  | |  |  |  |  | | | |  | | |  | | | |  | | | |  | |
 | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | — | — | — | 8:09 | — | — | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:05 | — |
mm | 1 | 3 | 8 | 4 | — | — | — | — | — | 1 | 1 | 2 | 7 | 2 | 5 | 1 | — | — | — | — | — | — | — |
Temp °C | 17 | 16 | 17 | 17 | 19 | 17 | 16 | 17 | 17 | 17 | 18 | 18 | 17 | 17 | 16 | 16 | 15 | 14 | 14 | 16 | 16 | 16 | 16 |
Feels °C | 14 | 12 | 13 | 18 | 17 | 12 | 13 | 16 | 15 | 15 | 15 | 15 | 13 | 12 | 11 | 11 | 10 | 8 | 8 | 10 | 11 | 12 | 14 |
Swell 1 Height (m) Direction Period (s) | WSW 6 | SW 6 | SW 6 | SW 6 | — | — | — | W 9 | WSW 9 | WSW 9 | WSW 9 | — | — | — | — | — | — | — | — | WSW 9 | — | WSW 9 | WSW 10 |
| kJ | 47 | 52 | 51 | 72 | — | — | — | 372 | 372 | 222 | 267 | — | — | — | — | — | — | — | — | 506 | — | 367 | 276 |
Swell 2 Height (m) Direction Period (s) | — | W 8 | — | ESE 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | SE 3 | SSE 3 | — | SW 7 | WSW 8 | WSW 9 | WSW 9 | — | WSW 9 | — | WSW 9 | WSW 6 | WSW 8 | WSW 8 | WSW 8 | WSW 9 | W 9 | W 9 | — | WSW 9 | — | — |
| kJ | — | 2 | 8 | — | 105 | 251 | 506 | 435 | — | 311 | — | 280 | 246 | 392 | 464 | 581 | 692 | 775 | 675 | — | 400 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 222 | 222 | 393 | 0 | 224 | 176 | 50 | 1 | 74 | 68 | 39 | 427 | 361 | 482 | 50 | 582 | 693 | 233 | 361 | 50 | 144 | 133 | 1 |
Best forecast wave conditions in Wales - Gower | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
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