Surf Forecasts:
How big are the waves at Trearddur Bay (Holy Island) today (22 Oct):
- Morning surf: Morning surf (22 Oct, local time) - 3.5ft (1.1m), 8s period with SW swell.
- Afternoon surf: Afternoon surf (22 Oct, local time) - 3ft (0.9m), 8s period with SW swell.
- Evening surf: Evening surf (22 Oct, local time) - 2.5ft (0.8m), 8s period with SSW swell.
The current surf forecast for Trearddur Bay (Holy Island) at 7AM is: 1.0m 8s primary swell from a Southwest direction (forecast issued at 12:00am October 22). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Oct) | 3.5ft (1.1m) | 8s |
| Afternoon (22 Oct) | 3ft (0.9m) | 8s |
| Evening (22 Oct) | 2.5ft (0.8m) | 8s |
Table - waves today at Trearddur Bay (Holy Island). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 37mm), heaviest during Fri morning. Very mild (max 16°C on Sat afternoon, min 9°C on Wed night). Mainly gales. | ||||||||||||||||||||||||
Thursday 22 | Friday 23 | Saturday 24 | ||||||||||||||||||||||
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) | SW 6 | SW 7 | SW 8 | SW 8 | SW 8 | SW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 7 | SSW 8 | NW 7 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | W 5 | WSW 5 | SW 6 | SSW 8 | SW 9 | SW 10 | WSW 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 74 | 65 | 129 | 149 | 126 | 95 | 103 | 73 | 50 | 89 | 142 | 807 | 1478 | 1256 | 949 | 696 | 436 | 77 | 88 | 243 | 1857 | 2866 | 3623 | 3060 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross-on | on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-on | cross-on | on | on | cross-on | on | on | cross-on |
High Tide | 8:36AM4.65m | 8:39PM5.03m | 9:13AM4.95m | 9:18PM5.32m | 9:46AM5.22m | 9:54PM5.57m | ||||||||||||||||||
Low Tide | 2:14AM1.84m | 2:30PM2.01m | 2:54AM1.49m | 3:09PM1.64m | 3:30AM1.17m | 3:44PM1.31m | ||||||||||||||||||
 |  |  |  |  | | | | |  | |  |  | |  | | | | | | | | |  | |
 | — | — | 7:56 | — | — | — | — | — | — | — | 7:58 | — | — | — | — | — | — | — | 8:00 | — | — | — | — | — |
 | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:06 | — | — | — | — | — | — | — | 6:02 | — | — |
mm | — | 1 | 1 | — | — | — | — | — | 2 | 6 | 3 | 8 | 1 | 1 | — | — | — | — | — | 1 | 7 | 5 | 1 | — |
Temp °C | 10 | 10 | 9 | 10 | 11 | 12 | 11 | 11 | 11 | 10 | 10 | 9 | 9 | 10 | 11 | 10 | 10 | 11 | 11 | 12 | 13 | 16 | 15 | 10 |
Feels °C | 6 | 5 | 2 | 4 | 6 | 8 | 6 | 5 | 4 | 5 | 8 | -5 | -5 | -4 | -2 | -1 | 1 | 4 | 4 | 2 | 1 | 7 | 4 | -3 |
Swell 1 Height (m) Direction Period (s) | SW 6 | SW 7 | SW 8 | SW 8 | NNW 4 | WNW 3 | SSW 8 | SSW 8 | SSW 8 | SSW 7 | SSW 8 | SW 12 | SW 12 | SW 10 | SW 10 | SW 10 | SW 10 | NNW 6 | NNW 6 | NNW 6 | — | — | — | — |
| kJ | 74 | 65 | 129 | 149 | 3 | 1 | 103 | 73 | 50 | 89 | 142 | 568 | 303 | 82 | 49 | 35 | 34 | 110 | 39 | 11 | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | NW 5 | NNW 6 | — | NNW 4 | — | N 4 | — | — | S 5 | SSE 4 | SW 16 | SW 15 | — | SW 13 | SW 13 | — | SW 7 | SW 10 | — | — | — | — | — | — |
| kJ | 38 | 11 | — | 3 | — | 1 | — | — | 4 | 7 | 95 | 80 | — | 61 | 27 | — | 17 | 32 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | N 5 | — | — | — | — | — | — | NE 6 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 2 | — | — | — | — | — | — | 9 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | W 4 | NW 4 | NW 4 | SW 8 | SW 8 | SE 3 | ESE 3 | ESE 4 | ENE 4 | — | NW 7 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | W 5 | WSW 5 | SW 6 | SSW 8 | SW 9 | SW 10 | WSW 10 |
| kJ | — | 9 | 13 | 11 | 126 | 95 | 4 | 3 | 25 | 10 | — | 807 | 1478 | 1256 | 949 | 696 | 436 | 77 | 88 | 243 | 1857 | 2866 | 3623 | 3060 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 50 | 246 | 174 | 51 | 174 | 98 | 59 | 246 | 210 | 149 | 0 | 59 | 273 | 283 | 569 | 280 | 259 | 174 | 59 | 280 | 897 | 927 | 1075 | 927 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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