Surf Forecasts:
How big are the waves at Trearddur Bay (Holy Island) today (29 Jul):
- Morning surf: Morning surf (29 Jul, local time) - 3ft (0.9m), 4s period with SSW swell.
- Afternoon surf: Afternoon surf (29 Jul, local time) - 3ft (0.9m), 4s period with SSW swell.
- Evening surf: Evening surf (29 Jul, local time) - 3.5ft (1.1m), 6s period with SW swell.
The current surf forecast for Trearddur Bay (Holy Island) at 8PM is: 1.3m 5s primary swell from a South-southwest direction (forecast issued at 12:00pm July 29). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Jul) | 3ft (0.9m) | 4s |
| Afternoon (29 Jul) | 3ft (0.9m) | 4s |
| Evening (29 Jul) | 3.5ft (1.1m) | 6s |
Table - waves today at Trearddur Bay (Holy Island). (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Wed afternoon, min 13°C on Thu night). Mainly fresh winds. | |||||||||||||||||||||
Wed 29 | Thursday 30 | Friday 31 | |||||||||||||||||||
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 | SSW 4 | SSW 4 | SSW 5 | SW 6 | SSW 5 | SSW 5 | SW 5 | WNW 4 | WNW 4 | SW 5 | SW 4 | SW 4 | SW 4 | WNW 4 | WNW 4 | WNW 4 | W 4 | SW 3 | SW 4 | SW 4 |
Wave Graph  | |||||||||||||||||||||
 kJ | 29 | 22 | 35 | 87 | 77 | 34 | 16 | 11 | 10 | 5 | 3 | 3 | 3 | 4 | 8 | 12 | 8 | 6 | 2 | 15 | 18 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | on | cross-on | cross | cross-on | cross-on | cross | cross | cross | cross-on | on | on | cross | cross-on | cross-on | on | on | on | on |
High Tide | 11:21AM4.96m | 11:31PM5.40m | 11:54AM5.05m | 00:03AM5.49m | 12:26PM5.10m | ||||||||||||||||
Low Tide | 5:17PM1.36m | 5:41AM1.11m | 5:50PM1.23m | 6:14AM0.99m | 6:23PM1.15m | ||||||||||||||||
 |  | | |  | |  |  | | | | |  | | | | | | | | | |
 | 5:28 | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — |
 | — | — | — | 9:19 | — | — | — | — | — | — | — | 9:17 | — | — | — | — | — | — | — | 9:15 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 17 | 18 | 17 | 16 | 15 | 15 | 14 | 14 | 14 | 15 | 15 | 15 | 16 | 14 | 13 | 13 | 14 | 15 | 16 | 18 |
Feels °C | 14 | 13 | 13 | 13 | 16 | 14 | 12 | 10 | 10 | 11 | 13 | 13 | 13 | 13 | 10 | 10 | 10 | 10 | 11 | 11 | 15 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | SW 6 | SSW 5 | SSW 5 | SW 5 | SW 5 | SW 5 | NW 3 | — | — | SW 4 | SW 4 | SW 4 | SW 4 | NW 4 | WNW 3 | — | — |
| kJ | — | — | — | — | 77 | 34 | 16 | 11 | 6 | 4 | 3 | — | — | 4 | 5 | 3 | 3 | 3 | 1 | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SW 5 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 3 | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 4 | SSW 4 | SSW 4 | SSW 5 | — | NW 3 | NW 3 | WNW 3 | WNW 4 | WNW 4 | — | SW 4 | SW 4 | WNW 3 | WNW 4 | WNW 4 | WNW 4 | W 4 | SW 3 | SW 4 | SW 4 |
| kJ | 29 | 22 | 35 | 87 | — | 2 | 3 | 4 | 10 | 5 | — | 3 | 3 | 1 | 8 | 12 | 8 | 6 | 2 | 15 | 18 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 246 | 249 | 246 | 246 | 208 | 246 | 246 | 514 | 514 | 548 | 548 | 587 | 246 | 246 | 285 | 275 | 292 | 598 | 1921 | 1938 | 219 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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