Surf Forecasts:
How big are the waves at Crab Island today (03 Sep):
- Morning surf: Morning surf (03 Sep, local time) - 5ft (1.5m), 8s period with WSW swell.
- Afternoon surf: Afternoon surf (03 Sep, local time) - 4.5ft (1.4m), 8s period with WSW swell.
- Evening surf: Evening surf (03 Sep, local time) - 5ft (1.5m), 7s period with WSW swell.
The current surf forecast for Crab Island at 7AM is: 1.5m 8s primary swell from a West-southwest direction and 0.1m 15s secondary swell from a Southwest direction (forecast issued at 12:00am September 03). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Sep) | 5ft (1.5m) | 8s |
| Afternoon (03 Sep) | 4.5ft (1.4m) | 8s |
| Evening (03 Sep) | 5ft (1.5m) | 7s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Thu night. Very mild (max 18°C on Wed night, min 13°C on Fri night). Winds decreasing (strong winds from the SW on Thu night, calm by Sat morning). | ||||||||||||||||||||||||
Thursday 3 | Friday 4 | Saturday 5 | ||||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 7 | WSW 6 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 7 | W 7 | WSW 7 | WSW 7 | WSW 7 | WSW 8 | WSW 10 | WSW 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 344 | 280 | 244 | 214 | 220 | 244 | 242 | 198 | 241 | 639 | 462 | 427 | 383 | 373 | 316 | 214 | 176 | 113 | 75 | 58 | 62 | 83 | 98 | 72 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | glassy | glassy |
High Tide | 10:23PM8.83m | 10:38AM8.51m | 11:04PM8.29m | 11:24AM7.96m | 00:02AM7.65m | 12:36PM7.40m | ||||||||||||||||||
Low Tide | 4:20AM1.90m | 4:35PM2.16m | 5:02AM2.45m | 5:26PM2.76m | 6:02AM3.09m | 6:51PM3.32m | ||||||||||||||||||
 | |  |  | |  | |  |  | | | | | | |  | | | | | | | | | |
 | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:59 | — | — | — | — | — | — | — | 7:57 | — | — | — | — | — | — | — | 7:53 | — |
mm | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 18 | 17 | 18 | 18 | 18 | 17 | 18 | 18 | 18 | 16 | 17 | 17 | 16 | 17 | 16 | 15 | 14 | 13 | 13 | 15 | 16 | 16 | 16 |
Feels °C | 15 | 16 | 15 | 16 | 15 | 15 | 14 | 14 | 11 | 13 | 12 | 12 | 11 | 10 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 15 | 15 | 15 |
Swell 1 Height (m) Direction Period (s) | W 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 16 | SW 15 | SW 15 | — | — | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | WSW 7 | W 7 | WSW 7 | WSW 7 | WSW 7 | WSW 8 | WSW 10 | WSW 10 |
| kJ | 4 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | — | — | 9 | 8 | 8 | 8 | 8 | 8 | 176 | 113 | 75 | 58 | 62 | 83 | 98 | 72 |
Swell 2 Height (m) Direction Period (s) | — | — | — | SW 15 | — | — | — | — | — | — | — | — | — | — | — | — | SW 14 | WSW 8 | WSW 8 | WSW 9 | SW 14 | SW 13 | SW 13 | SW 13 |
| kJ | — | — | — | 9 | — | — | — | — | — | — | — | — | — | — | — | — | 8 | 57 | 41 | 42 | 7 | 7 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 16 | SW 14 | SW 14 | SW 14 | W 15 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 8 | 8 | 7 | 4 | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 7 | WSW 6 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 6 | — | — | — | — | — | — | — |
| kJ | 344 | 280 | 244 | 214 | 220 | 244 | 242 | 198 | 241 | 639 | 462 | 427 | 383 | 373 | 316 | 214 | 70 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 139 | 133 | 133 | 133 | 395 | 416 | 364 | 289 | 176 | 49 | 50 | 178 | 368 | 360 | 360 | 64 | 49 | 49 | 0 | 0 | 133 | 125 | 0 | 0 |
Best forecast wave conditions in Wales - Gower | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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