Surf Forecasts:
How big are the waves at Trearddur Bay (Holy Island) today (02 Oct):
- Morning surf: Morning surf (02 Oct, local time) - 6.5ft (2.0m), 6s period with SSW swell.
- Afternoon surf: Afternoon surf (02 Oct, local time) - 10ft (3.0m), 8s period with SSW swell.
- Evening surf: Evening surf (02 Oct, local time) - 8ft (2.4m), 8s period with SW swell.
The current surf forecast for Trearddur Bay (Holy Island) at 5AM is: 1.9m 6s primary swell from a South-southwest direction (forecast issued at 12:00am October 02). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Oct) | 6.5ft (2.0m) | 6s |
| Afternoon (02 Oct) | 10ft (3.0m) | 8s |
| Evening (02 Oct) | 8ft (2.4m) | 8s |
Table - waves today at Trearddur Bay (Holy Island). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Fri night. Very mild (max 16°C on Fri morning, min 11°C on Sat morning). Winds decreasing (near gales from the SSW on Fri afternoon, calm by Sat afternoon). | ||||||||||||||||||||||||
Friday 2 | Saturday 3 | Sunday 4 | ||||||||||||||||||||||
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) | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 8 | SW 8 | SW 8 | SW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SW 6 | SSW 6 | SW 6 | SW 6 | SSW 6 | SW 15 | SSW 4 | SSW 4 | SSW 4 | SSW 4 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 181 | 292 | 271 | 351 | 665 | 1075 | 1059 | 519 | 255 | 142 | 96 | 68 | 36 | 35 | 20 | 15 | 9 | 9 | 13 | 8 | 15 | 19 | 22 | 25 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross | cross | cross-off | glassy | cross-off | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on |
High Tide | 2:22AM5.31m | 2:44PM5.11m | 3:23AM4.94m | 3:49PM4.83m | 4:43AM4.62m | 5:18PM4.66m | ||||||||||||||||||
Low Tide | 8:32AM1.46m | 9:06PM1.53m | 9:33AM1.88m | 10:19PM1.83m | 10:52AM2.21m | |||||||||||||||||||
 |  | |  |  |  | | | |  |  | |  |  | | | | |  | | | | | | |
 | — | — | 7:20 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — |
 | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:49 | — | — |
mm | 1 | 1 | 1 | 1 | 1 | — | 1 | 4 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 15 | 13 | 12 | 12 | 11 | 12 | 12 | 12 | 12 | 13 | 13 | 14 | 14 | 15 | 15 | 16 | 16 |
Feels °C | 8 | 8 | 9 | 8 | 8 | 7 | 8 | 10 | 8 | 8 | 9 | 10 | 10 | 11 | 11 | 10 | 10 | 9 | 10 | 11 | 11 | 11 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SW 6 | SSW 6 | SW 6 | SW 6 | SW 15 | SW 15 | S 15 | S 14 | — | — |
| kJ | — | — | — | — | — | — | — | — | 255 | 142 | 96 | 68 | 36 | 35 | 20 | 15 | 9 | 9 | 8 | 8 | 4 | 4 | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | NW 4 | NW 3 | NW 3 | — | — | — | S 15 | SW 15 | SW 15 | W 15 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 5 | 3 | 2 | — | — | — | 4 | 8 | 8 | 4 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 15 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 8 | SW 8 | SW 8 | — | WNW 4 | — | — | — | — | — | — | — | — | SSW 6 | SSW 3 | SSW 4 | SSW 4 | SSW 4 | SSW 4 |
| kJ | 181 | 292 | 271 | 351 | 665 | 1075 | 1059 | 519 | — | 8 | — | — | — | — | — | — | — | — | 13 | 5 | 15 | 19 | 22 | 25 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 114 | 250 | 253 | 253 | 376 | 376 | 255 | 101 | 51 | 8 | 0 | 0 | 51 | 51 | 161 | 155 | 179 | 179 | 186 | 238 | 246 | 251 | 251 | 251 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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