Surf Forecasts:
How big are the waves at Crab Island today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 2ft (0.6m), 5s period with W swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 2.5ft (0.8m), 6s period with W swell.
- Evening surf: Evening surf (17 Aug, local time) - 2.5ft (0.8m), 5s period with WSW swell.
The current surf forecast for Crab Island at 1PM is: 0.7m 6s primary swell from a West direction (forecast issued at 06:00am August 17). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 2ft (0.6m) | 5s |
| Afternoon (17 Aug) | 2.5ft (0.8m) | 6s |
| Evening (17 Aug) | 2.5ft (0.8m) | 5s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Wed night. Very mild (max 19°C on Mon morning, min 14°C on Wed night). Winds increasing (light winds from the WNW on Mon morning, fresh winds from the WSW by Wed afternoon). | |||||||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||||||
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 4 | W 5 | W 6 | W 6 | W 6 | WSW 4 | W 5 | WSW 7 | W 5 | W 6 | W 7 | W 6 | W 6 | W 6 | W 6 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | W 7 | WSW 7 | WSW 7 | WSW 7 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 5 | 19 | 30 | 31 | 40 | 28 | 25 | 54 | 45 | 91 | 104 | 81 | 94 | 76 | 78 | 101 | 161 | 186 | 186 | 206 | 239 | 293 | 403 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross | cross | cross | cross | cross-on | cross | cross-off | cross-off | cross | cross | cross | cross | cross | cross-off | cross-off | cross | cross | cross | cross | cross |
High Tide | 10:10AM9.04m | 10:23PM9.02m | 10:41AM8.59m | 10:55PM8.48m | 11:12AM8.06m | ||||||||||||||||||
Low Tide | 3:57AM1.32m | 4:04PM1.48m | 4:25AM1.75m | 4:35PM1.94m | 4:54AM2.27m | 5:08PM2.48m | |||||||||||||||||
 |  | | |  | |  | | | | | |  | | | | | | | |  |  |  | |
 | 6:03 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | — | — | 8:35 | — | — | — | — | — | — | — | 8:32 | — | — | — | — | — | — | — | 8:30 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 |
Temp °C | 18 | 18 | 18 | 19 | 19 | 18 | 17 | 17 | 18 | 18 | 18 | 19 | 18 | 18 | 17 | 17 | 15 | 15 | 16 | 17 | 17 | 17 | 16 |
Feels °C | 19 | 18 | 17 | 16 | 15 | 14 | 15 | 15 | 16 | 17 | 16 | 15 | 14 | 14 | 14 | 14 | 12 | 11 | 10 | 11 | 11 | 11 | 11 |
Swell 1 Height (m) Direction Period (s) | WSW 7 | W 5 | W 6 | — | W 8 | W 18 | W 18 | — | — | W 16 | W 7 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | W 16 | — | SW 16 | SW 16 |
| kJ | 5 | 19 | 30 | — | 6 | 6 | 6 | — | — | 5 | 104 | 11 | 11 | 11 | 12 | 12 | 12 | 11 | 11 | 5 | — | 10 | 10 |
Swell 2 Height (m) Direction Period (s) | — | WSW 7 | W 7 | — | W 18 | — | — | — | — | — | SW 16 | — | — | — | W 17 | — | SW 17 | — | — | — | — | — | — |
| kJ | — | 5 | 4 | — | 6 | — | — | — | — | — | 11 | — | — | — | 6 | — | 12 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 4 | — | — | W 6 | W 6 | WSW 4 | W 5 | WSW 7 | W 5 | W 6 | — | W 6 | W 6 | W 6 | W 6 | WSW 6 | WSW 7 | WSW 7 | WSW 7 | W 7 | WSW 7 | WSW 7 | WSW 7 |
| kJ | 5 | — | — | 31 | 40 | 28 | 25 | 54 | 45 | 91 | — | 81 | 94 | 76 | 78 | 101 | 161 | 186 | 186 | 206 | 239 | 293 | 403 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 307 | 319 | 427 | 424 | 450 | 478 | 361 | 361 | 412 | 233 | 144 | 781 | 691 | 775 | 441 | 399 | 397 | 320 | 416 | 368 | 368 | 279 | 144 |
Best forecast wave conditions in Wales - Gower | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
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