Surf Forecasts:
How big are the waves at Crab Island today (18 Jul):
- Afternoon surf: Afternoon surf (18 Jul, local time) - 0.5ft (0.2m), 8s period with W swell.
- Evening surf: Evening surf (18 Jul, local time) - 0.5ft (0.1m), 8s period with W swell.
The current surf forecast for Crab Island at 11PM is: 0.1m 8s primary swell from a West direction (forecast issued at 06:00pm July 18). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | - | - |
| Afternoon (18 Jul) | 0.5ft (0.2m) | 8s |
| Evening (18 Jul) | 0.5ft (0.1m) | 8s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 22°C on Sat afternoon, min 15°C on Sat night). Wind will be generally light. | |||||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | |||||||||||||||||
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 8 | W 8 | W 8 | NW 4 | E 3 | E 3 | ESE 3 | W 7 | W 7 | W 19 | W 19 | W 10 | W 9 | W 9 | W 12 | W 9 | W 11 | W 18 | W 18 |
Wave Graph  | |||||||||||||||||||
 kJ | 1 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | 7 | 7 | 2 | 2 | 2 | 3 | 1 | 2 | 6 | 6 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | off | off | cross-off | cross-off | cross | cross-on | glassy | cross | off | off | cross-off | cross-off | cross-off | cross-on | glassy | cross-off | off | off |
High Tide | 10:22PM9.35m | 10:45AM8.86m | 11:01PM8.94m | 11:23AM8.43m | |||||||||||||||
Low Tide | 4:05PM1.29m | 4:34AM1.38m | 4:43PM1.62m | 5:11AM1.78m | 5:21PM2.03m | ||||||||||||||
 | |  |  | |  | | | | | | |  | | | | | | | |
 | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — |
 | — | 9:23 | — | — | — | — | — | — | — | 9:22 | — | — | — | — | — | — | — | 9:22 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 22 | 20 | 19 | 18 | 16 | 15 | 16 | 19 | 20 | 21 | 19 | 19 | 17 | 15 | 17 | 20 | 21 | 19 | 19 |
Feels °C | 19 | 16 | 17 | 15 | 12 | 11 | 13 | 18 | 17 | 17 | 16 | 15 | 13 | 12 | 15 | 18 | 17 | 14 | 16 |
Swell 1 Height (m) Direction Period (s) | W 8 | W 8 | W 8 | NW 4 | NW 4 | W 8 | W 7 | ESE 2 | W 7 | W 7 | W 7 | W 10 | NNW 3 | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 |
| kJ | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 2 | 2 | 1 | 1 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | S 5 | — | — | W 8 | W 8 | — | W 7 | W 7 | — | W 19 | W 10 | W 7 | W 9 | — | W 9 | — | — | W 11 | W 11 |
| kJ | 1 | — | — | 1 | 1 | — | 1 | 1 | — | 7 | 2 | 1 | 2 | — | 2 | — | — | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | W 10 | W 19 | — | W 7 | W 7 | W 12 | — | W 11 | W 18 | W 18 |
| kJ | — | — | — | — | — | — | — | — | — | 2 | 7 | — | 1 | 1 | 3 | — | 2 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | — | NW 3 | NW 4 | — | E 3 | E 3 | ESE 3 | — | — | — | NNW 2 | NNW 3 | — | ENE 2 | — | — | — | NW 2 | NW 3 |
| kJ | — | 3 | 6 | — | 2 | 2 | 1 | — | — | — | 1 | 1 | — | 1 | — | — | — | 1 | 4 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 420 | 420 | 420 | 51 | 135 | 135 | 376 | 177 | 345 | 319 | 319 | 349 | 348 | 348 | 380 | 202 | 903 | 395 | 374 |
Best forecast wave conditions in Wales - Gower | |||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Live Wave Height (m)
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Ocean Swells (m)- Wind Speed (km/h)
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