Surf Forecasts:
How big are the waves at Trearddur Bay (Holy Island) today (02 Aug):
- Morning surf: Morning surf (02 Aug, local time) - 1ft (0.3m), 4s period with SSW swell.
- Afternoon surf: Afternoon surf (02 Aug, local time) - 0.5ft (0.1m), 9s period with SW swell.
- Evening surf: Evening surf (02 Aug, local time) - 0.5ft (0.1m), 8s period with SW swell.
The current surf forecast for Trearddur Bay (Holy Island) at 5PM is: 0.1m 9s primary swell from a Southwest direction (forecast issued at 12:00pm August 02). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Aug) | 1ft (0.3m) | 4s |
| Afternoon (02 Aug) | 0.5ft (0.1m) | 9s |
| Evening (02 Aug) | 0.5ft (0.1m) | 8s |
Table - waves today at Trearddur Bay (Holy Island). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Mon night. Warm (max 21°C on Mon morning, min 15°C on Tue night). Winds increasing (calm on Mon afternoon, fresh winds from the SSW by Tue night). | |||||||||||||||||||||
Sun 2 | Monday 3 | Tuesday 4 | |||||||||||||||||||
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) | SSW 4 | W 9 | SW 9 | SW 8 | W 10 | W 10 | SW 9 | SW 9 | SW 9 | WSW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SSW 5 | SSW 5 | SSW 5 | SSW 6 | SSW 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 3 | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 7 | 11 | 11 | 11 | 10 | 10 | 10 | 42 | 55 | 72 | 134 | 177 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | on | cross-off | off | off | off | cross-off | cross-off | cross-on | on | cross | glassy | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 1:32PM5.12m | 1:43AM5.48m | 2:07PM5.09m | 2:20AM5.40m | 2:46PM5.01m | ||||||||||||||||
Low Tide | 7:20AM0.89m | 7:31PM1.14m | 7:56AM0.93m | 8:09PM1.21m | 8:35AM1.03m | 8:51PM1.35m | |||||||||||||||
 | | | |  | | |  | | | | | |  | |  | | | | |  | |
 | 5:35 | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — |
 | — | — | — | 9:12 | — | — | — | — | — | — | — | 9:10 | — | — | — | — | — | — | — | 9:08 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 1 | — | — | — | — | — |
Temp °C | 16 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 20 | 21 | 20 | 20 | 19 | 17 | 16 | 16 | 17 | 18 | 18 | 18 | 17 |
Feels °C | 15 | 16 | 15 | 13 | 12 | 14 | 14 | 15 | 18 | 19 | 17 | 19 | 17 | 15 | 14 | 13 | 14 | 15 | 13 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | SSW 4 | SSW 4 | — | — | SW 8 | SW 8 | NNE 4 | N 4 | ENE 5 | SSE 4 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | NE 4 | — | — | — |
| kJ | 3 | 1 | — | — | 3 | 3 | 4 | 3 | 2 | 2 | 11 | 11 | 11 | 10 | 10 | 10 | 2 | 1 | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | W 9 | SW 9 | SW 8 | — | — | SW 9 | NE 4 | N 4 | WSW 8 | S 3 | NNE 4 | NNE 4 | NNE 4 | NNE 5 | NE 4 | NE 4 | — | — | — | — |
| kJ | — | 1 | 3 | 3 | — | — | 3 | 1 | 1 | 7 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | W 10 | W 10 | — | SW 9 | SW 9 | ENE 5 | NE 5 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 2 | 2 | — | 3 | 3 | 2 | 1 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | NE 2 | NE 3 | NE 3 | E 3 | — | SSE 3 | — | — | — | — | SSW 2 | S 3 | S 3 | SSW 5 | SSW 5 | SSW 5 | SSW 6 | SSW 6 |
| kJ | — | — | — | 1 | 3 | 5 | 1 | — | 2 | — | — | — | — | 1 | 2 | 8 | 42 | 55 | 72 | 134 | 177 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 246 | 249 | 246 | 246 | 163 | 163 | 155 | 155 | 186 | 186 | 192 | 303 | 287 | 280 | 189 | 281 | 273 | 280 | 273 | 273 | 273 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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