Surf Forecasts:
How big are the waves at Crab Island today (27 Aug):
- Morning surf: Morning surf (27 Aug, local time) - 1ft (0.3m), 7s period with W swell.
- Afternoon surf: Afternoon surf (27 Aug, local time) - 0.5ft (0.2m), 7s period with W swell.
- Evening surf: Evening surf (27 Aug, local time) - 1ft (0.3m), 7s period with SW swell.
The current surf forecast for Crab Island at 7AM is: 0.3m 8s primary swell from a West direction and 0.1m 7s secondary swell from a Southwest direction, 0.5m 3s secondary swell from a East direction (forecast issued at 12:00am August 27). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Aug) | 1ft (0.3m) | 7s |
| Afternoon (27 Aug) | 0.5ft (0.2m) | 7s |
| Evening (27 Aug) | 1ft (0.3m) | 7s |
Table - waves today at Crab Island. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 31mm), heaviest during Fri night. Warm (max 21°C on Wed night, min 17°C on Thu night). Winds increasing (light winds from the SSE on Thu morning, strong winds from the SSW by Fri night). | ||||||||||||||||||||||||
Thursday 27 | Friday 28 | Saturday 29 | ||||||||||||||||||||||
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) | W 8 | W 8 | W 8 | W 7 | W 7 | W 7 | W 7 | SW 7 | SW 3 | SW 4 | SW 5 | SW 5 | SW 6 | SW 7 | SW 7 | WSW 7 | WSW 6 | WSW 7 | SW 6 | SW 7 | SW 7 | SW 8 | WSW 8 | WSW 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 10 | 10 | 10 | 10 | 4 | 4 | 4 | 7 | 5 | 12 | 35 | 92 | 331 | 261 | 131 | 150 | 141 | 145 | 175 | 198 | 263 | 326 | 500 | 644 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | on | on | cross-on | on | cross | cross | cross |
High Tide | 6:45AM8.62m | 7:02PM9.05m | 7:20AM8.96m | 7:36PM9.33m | 7:53AM9.20m | 8:09PM9.52m | ||||||||||||||||||
Low Tide | 00:32AM1.92m | 12:49PM1.83m | 1:08AM1.55m | 1:22PM1.53m | 1:41AM1.29m | 1:53PM1.31m | ||||||||||||||||||
 | |  | |  |  |  |  |  | | | | | |  |  | |  | | | | |  | | |
 | — | 6:18 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:14 | — | — | — | — | — | — | — | 8:12 | — | — | — | — | — | — | — | 8:09 | — |
mm | — | — | 1 | 2 | 1 | 1 | — | 1 | — | 1 | 1 | 3 | 4 | 1 | — | — | — | 1 | 5 | 2 | 5 | 2 | — | — |
Temp °C | 19 | 19 | 18 | 18 | 19 | 19 | 19 | 17 | 17 | 17 | 17 | 17 | 17 | 18 | 18 | 17 | 17 | 17 | 17 | 19 | 17 | 18 | 18 | 17 |
Feels °C | 17 | 17 | 17 | 17 | 19 | 18 | 18 | 16 | 15 | 14 | 13 | 14 | 14 | 15 | 16 | 14 | 14 | 14 | 11 | 15 | 12 | 13 | 14 | 12 |
Swell 1 Height (m) Direction Period (s) | W 8 | W 8 | W 8 | W 7 | W 7 | W 7 | SW 7 | SW 7 | W 7 | W 8 | W 8 | W 9 | — | — | — | — | WSW 6 | WSW 7 | — | WSW 7 | — | — | — | WSW 9 |
| kJ | 10 | 10 | 10 | 10 | 4 | 4 | 2 | 7 | 4 | 1 | 1 | 1 | — | — | — | — | 82 | 145 | — | 93 | — | — | — | 644 |
Swell 2 Height (m) Direction Period (s) | SW 7 | SW 7 | SW 7 | SW 5 | — | SW 7 | W 7 | W 7 | W 9 | — | W 10 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 2 | 2 | 1 | — | 2 | 4 | 4 | 2 | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | W 12 | W 12 | W 12 | W 12 | W 12 | W 9 | W 9 | W 9 | W 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 3 | 3 | 3 | 3 | 2 | 1 | 1 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | ESE 3 | E 3 | ESE 3 | — | — | — | SW 2 | SW 3 | SW 4 | SW 5 | SW 5 | SW 6 | SW 7 | SW 7 | WSW 7 | WSW 6 | — | SW 6 | SW 7 | SW 7 | SW 8 | WSW 8 | WSW 9 |
| kJ | — | 2 | 4 | 2 | — | — | — | 1 | 5 | 12 | 35 | 92 | 331 | 261 | 131 | 150 | 141 | — | 175 | 198 | 263 | 326 | 500 | 424 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 395 | 395 | 395 | 335 | 163 | 183 | 183 | 183 | 152 | 152 | 233 | 233 | 49 | 386 | 385 | 133 | 283 | 393 | 393 | 205 | 176 | 129 | 205 | 368 |
Best forecast wave conditions in Wales - Gower | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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