Surf Forecasts:
How big are the waves at Crab Island today (30 Sep):
- Afternoon surf: Afternoon surf (30 Sep, local time) - 4ft (1.2m), 5s period with SE swell.
- Evening surf: Evening surf (30 Sep, local time) - 2ft (0.6m), 7s period with SW swell.
The current surf forecast for Crab Island at 12AM is: 1.4m 10s primary swell from a Southwest direction and 0.1m 9s secondary swell from a West direction, 0.9m 4s secondary swell from a South-southeast direction (forecast issued at 06:00pm September 29). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Sep) | - | - |
| Afternoon (30 Sep) | 4ft (1.2m) | 5s |
| Evening (30 Sep) | 2ft (0.6m) | 7s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 21mm), heaviest during Tue night. Warm (max 20°C on Tue afternoon, min 14°C on Wed night). Winds decreasing (strong winds from the SE on Tue afternoon, light winds from the W by Wed night). | |||||||||||||||||||
Tue 29 | Wednesday 30 | Thursday 1 | |||||||||||||||||
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) | SE 5 | SSE 5 | SW 7 | SW 10 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 13 | WSW 13 | WSW 11 | WSW 10 |
Wave Graph  | |||||||||||||||||||
 kJ | 62 | 44 | 32 | 404 | 1087 | 836 | 743 | 778 | 881 | 1107 | 920 | 814 | 771 | 745 | 508 | 936 | 894 | 581 | 530 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | cross-on | cross-off | on | on | on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | on |
High Tide | 8:51PM9.61m | 9:05AM9.41m | 9:27PM9.29m | 9:41AM9.06m | |||||||||||||||
Low Tide | 2:29PM1.16m | 2:49AM1.21m | 3:02PM1.38m | 3:22AM1.55m | 3:38PM1.77m | ||||||||||||||
 |  |  | | |  |  |  |  | | |  | | |  | | | | | |
 | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — |
 | 6:59 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:54 | — | — |
mm | — | — | 1 | 4 | 5 | 2 | — | — | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — |
Temp °C | 20 | 19 | 19 | 18 | 15 | 16 | 16 | 17 | 17 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 |
Feels °C | 14 | 14 | 15 | 13 | 11 | 12 | 11 | 11 | 11 | 10 | 10 | 11 | 12 | 12 | 13 | 11 | 11 | 11 | 11 |
Swell 1 Height (m) Direction Period (s) | WSW 8 | WSW 8 | SW 7 | SW 10 | SSE 4 | SW 11 | WSW 11 | — | WSW 10 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 13 | WSW 13 | WSW 11 | WSW 10 |
| kJ | 14 | 7 | 32 | 404 | 10 | 836 | 329 | — | 279 | 604 | 920 | 814 | 771 | 745 | 508 | 936 | 894 | 581 | 530 |
Swell 2 Height (m) Direction Period (s) | — | SW 5 | W 9 | — | SSE 4 | SSE 4 | — | — | — | — | — | — | W 15 | WSW 13 | WSW 14 | — | — | — | — |
| kJ | — | 1 | 2 | — | 7 | 1 | — | — | — | — | — | — | 17 | 232 | 265 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 5 | SSE 5 | SSE 4 | SSE 4 | SW 11 | — | SW 11 | SW 11 | SW 11 | SW 11 | — | — | — | — | — | — | — | — | — |
| kJ | 62 | 44 | 20 | 31 | 1087 | — | 743 | 778 | 881 | 1107 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 804 | 321 | 321 | 804 | 275 | 68 | 308 | 253 | 251 | 133 | 68 | 50 | 1 | 1 | 68 | 116 | 133 | 68 | 39 |
Best forecast wave conditions in Wales - Gower | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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