Surf Forecasts:
How big are the waves at Trearddur Bay (Holy Island) today (25 Aug):
- Morning surf: Morning surf (25 Aug, local time) - 0.5ft (0.1m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (25 Aug, local time) - 0.5ft (0.1m), 13s period with SW swell.
- Evening surf: Evening surf (25 Aug, local time) - 0.5ft (0.1m), 13s period with SW swell.
The current surf forecast for Trearddur Bay (Holy Island) at 3PM is: 0.1m 13s primary swell from a Southwest direction and 0.1m 4s secondary swell from a Southeast direction (forecast issued at 06:00am August 25). An open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Aug) | 0.5ft (0.1m) | 13s |
| Afternoon (25 Aug) | 0.5ft (0.1m) | 13s |
| Evening (25 Aug) | 0.5ft (0.1m) | 13s |
Table - waves today at Trearddur Bay (Holy Island). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Thu afternoon. Warm (max 20°C on Tue afternoon, min 16°C on Tue morning). Winds decreasing (fresh winds from the E on Tue night, light winds from the ESE by Wed morning). | |||||||||||||||||||||||
Tuesday 25 | Wednesday 26 | Thursday 27 | |||||||||||||||||||||
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) | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SSW 9 | SSW 8 | SSW 8 | SSW 8 | SW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 6 | SSW 4 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 13 | 17 | 13 | 12 | 12 | 11 | 5 | 6 | 6 | 6 | 5 | 4 | 4 | 13 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-on | cross-off | cross-off | on | on |
High Tide | 9:52AM4.67m | 9:59PM5.08m | 10:26AM4.89m | 10:33PM5.32m | 10:57AM5.08m | ||||||||||||||||||
Low Tide | 3:35AM1.78m | 3:46PM1.80m | 4:11AM1.47m | 4:21PM1.52m | 4:43AM1.19m | 4:52PM1.28m | |||||||||||||||||
 |  |  | | | |  | | | |  | |  | |  | | | | | |  | | | |
 | 6:13 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | — | 8:24 | — | — | — | — | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:20 | — |
mm | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | 1 | 1 | 3 | — |
Temp °C | 15 | 14 | 16 | 18 | 20 | 20 | 20 | 19 | 16 | 16 | 16 | 18 | 19 | 20 | 19 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 |
Feels °C | 12 | 11 | 12 | 16 | 17 | 16 | 13 | 14 | 12 | 12 | 13 | 18 | 19 | 19 | 18 | 17 | 17 | 18 | 17 | 16 | 17 | 17 | 15 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SSE 4 | — | SW 9 | SSW 9 | SSW 8 | SSW 8 | SSW 8 | SW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 7 | SSW 7 | SSW 7 | NNE 4 | NNE 4 | NNE 4 | SSW 6 | — |
| kJ | 7 | 7 | 7 | 2 | — | 3 | 7 | 7 | 7 | 13 | 17 | 13 | 12 | 12 | 11 | 5 | 5 | 5 | 1 | 1 | 1 | 4 | — |
Swell 2 Height (m) Direction Period (s) | SW 9 | S 8 | — | SW 13 | SW 13 | SW 13 | S 13 | S 13 | S 13 | SSE 4 | SSE 4 | NE 5 | NE 4 | NNE 4 | — | S 12 | SW 12 | NNE 3 | SSW 7 | SSW 7 | SSW 7 | NE 4 | SW 9 |
| kJ | 3 | 1 | — | 7 | 7 | 7 | 3 | 3 | 3 | 2 | 2 | 3 | 3 | 2 | — | 3 | 6 | 1 | 5 | 5 | 4 | 1 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | SW 8 | SW 8 | SW 8 | — | — | — | NE 6 | S 13 | S 12 | SSE 4 | — | — | S 12 | — | — | SW 12 | SW 12 | S 12 | S 12 | S 12 | — |
| kJ | — | — | 3 | 3 | 3 | — | — | — | 1 | 3 | 3 | 2 | — | — | 3 | — | — | 6 | 6 | 3 | 3 | 3 | — |
Wind waves Height (m) Direction Period (s) | E 4 | E 3 | E 3 | NE 5 | NE 5 | NE 3 | ENE 4 | ENE 4 | ENE 5 | ENE 5 | ENE 5 | — | — | N 4 | NNE 4 | NE 4 | NE 2 | — | — | — | — | SSW 3 | SSW 4 |
| kJ | 9 | 4 | 4 | 7 | 6 | 7 | 32 | 28 | 21 | 15 | 9 | — | — | 2 | 1 | 1 | 1 | — | — | — | — | 1 | 13 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 246 | 219 | 252 | 252 | 252 | 222 | 184 | 241 | 184 | 219 | 267 | 306 | 267 | 286 | 275 | 275 | 275 | 275 | 249 | 275 | 249 | 292 | 195 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Trearddur Bay (Holy Island) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest