Surf Forecasts:
How big are the waves at Crab Island today (23 Aug):
- Morning surf: Morning surf (23 Aug, local time) - 0.5ft (0.2m), 9s period with W swell.
- Afternoon surf: Afternoon surf (23 Aug, local time) - 0.5ft (0.2m), 9s period with WSW swell.
- Evening surf: Evening surf (23 Aug, local time) - 1ft (0.3m), 12s period with WSW swell.
The current surf forecast for Crab Island at 8PM is: 0.2m 12s primary swell from a West-southwest direction and 0.2m 8s secondary swell from a West direction (forecast issued at 12:00pm August 23). An open ocean swell of 0.2m 2s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Aug) | 0.5ft (0.2m) | 9s |
| Afternoon (23 Aug) | 0.5ft (0.2m) | 9s |
| Evening (23 Aug) | 1ft (0.3m) | 12s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Tue afternoon, min 14°C on Sun night). Winds increasing (calm on Sun afternoon, fresh winds from the E by Mon morning). | |||||||||||||||||||||
Sun 23 | Monday 24 | Tuesday 25 | |||||||||||||||||||
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) | W 9 | W 9 | WSW 9 | WSW 13 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | E 4 | E 4 | E 3 | W 9 | E 4 | E 4 | E 4 | E 4 | E 4 | E 3 | ESE 3 | W 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 8 | 8 | 7 | 16 | 23 | 20 | 18 | 9 | 8 | 9 | 9 | 7 | 7 | 12 | 12 | 12 | 17 | 9 | 8 | 4 | 8 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | glassy | off | off | cross-off | cross | cross | cross | cross | cross | cross-off | cross | cross | cross | cross-off | cross | cross | cross | glassy | cross-off |
High Tide | 3:48PM7.01m | 4:21AM7.06m | 4:55PM7.57m | 5:22AM7.63m | 5:45PM8.16m | ||||||||||||||||
Low Tide | 9:21AM3.79m | 10:00PM3.49m | 10:37AM3.32m | 11:04PM2.94m | 11:31AM2.75m | ||||||||||||||||
 | | | |  | | |  |  | | | | |  | | | | | | | | |
 | 6:13 | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — |
 | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:21 | — | — | — | — | — | — | — | 8:19 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 18 | 20 | 21 | 19 | 16 | 15 | 14 | 17 | 20 | 23 | 24 | 19 | 17 | 16 | 15 | 18 | 23 | 26 | 20 | 20 |
Feels °C | 13 | 16 | 18 | 18 | 16 | 14 | 11 | 10 | 11 | 14 | 18 | 19 | 12 | 11 | 11 | 10 | 12 | 18 | 23 | 20 | 18 |
Swell 1 Height (m) Direction Period (s) | W 9 | W 9 | WSW 9 | WSW 13 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 9 | SW 9 | W 9 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 10 |
| kJ | 6 | 6 | 7 | 16 | 23 | 20 | 18 | 9 | 8 | 3 | 2 | 2 | 6 | 6 | 1 | 1 | 1 | 1 | 1 | 1 | 8 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | W 8 | W 8 | SW 14 | SW 14 | SW 14 | W 10 | W 9 | SW 9 | SW 9 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 8 | SW 8 | SW 8 | SW 8 |
| kJ | 8 | 8 | 7 | 5 | 1 | 8 | 8 | 8 | 2 | 2 | 3 | 3 | 7 | 7 | 7 | 7 | 7 | 3 | 3 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | SW 15 | — | — | — | — | — | NW 4 | W 8 | SW 14 | SW 14 | SW 14 | SW 14 | SW 9 | S 9 | SW 8 | SW 8 | SW 9 | W 10 | W 10 | W 10 | SW 13 |
| kJ | 8 | — | — | — | — | — | 1 | 1 | 8 | 8 | 8 | 7 | 3 | 1 | 3 | 3 | 3 | 2 | 2 | 2 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | ENE 2 | — | — | — | E 2 | E 3 | E 4 | E 4 | E 3 | E 3 | E 4 | E 4 | E 4 | E 4 | E 4 | E 3 | ESE 3 | SE 3 |
| kJ | — | — | — | 1 | — | — | — | 1 | 4 | 9 | 9 | 6 | 5 | 12 | 12 | 12 | 17 | 9 | 8 | 4 | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 86 | 84 | 127 | 21 | 51 | 73 | 135 | 222 | 395 | 395 | 395 | 241 | 222 | 289 | 289 | 135 | 135 | 86 | 171 | 136 | 73 |
Best forecast wave conditions in Wales - Gower | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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