Surf Forecasts:
How big are the waves at Trearddur Bay (Holy Island) today (22 Aug):
- Morning surf: Morning surf (22 Aug, local time) - 0.5ft (0.1m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (22 Aug, local time) - 0.5ft (0.1m), 15s period with SW swell.
- Evening surf: Evening surf (22 Aug, local time) - 0.5ft (0.1m), 15s period with SW swell.
The current surf forecast for Trearddur Bay (Holy Island) at 10AM is: 0.1m 15s primary swell from a Southwest direction (forecast issued at 06:00am August 22). An open ocean swell of 0.7m 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 (22 Aug) | 0.5ft (0.1m) | 16s |
| Afternoon (22 Aug) | 0.5ft (0.1m) | 15s |
| Evening (22 Aug) | 0.5ft (0.1m) | 15s |
Table - waves today at Trearddur Bay (Holy Island). (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 20°C on Mon afternoon, min 13°C on Sat morning). Wind will be generally light. | |||||||||||||||||||||||
Saturday 22 | Sunday 23 | Monday 24 | |||||||||||||||||||||
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 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 10 | 10 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | glassy | cross | cross-off | off | cross-off |
High Tide | 6:23AM4.10m | 7:07PM4.27m | 8:04AM4.17m | 8:27PM4.49m | 9:08AM4.41m | 9:19PM4.79m | |||||||||||||||||
Low Tide | 12:45PM2.45m | 1:37AM2.37m | 2:08PM2.34m | 2:47AM2.11m | 3:05PM2.09m | ||||||||||||||||||
 |  |  | |  | |  | | | | | | | | | | | | | | | | | |
 | 6:09 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | — | — | — | — | 8:31 | — | — | — | — | — | — | — | 8:29 | — | — | — | — | — | — | — | 8:27 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 14 | 15 | 16 | 15 | 15 | 16 | 17 | 17 | 18 | 18 | 20 | 20 | 19 |
Feels °C | 10 | 10 | 10 | 9 | 10 | 11 | 11 | 12 | 12 | 12 | 13 | 13 | 13 | 12 | 12 | 13 | 14 | 14 | 17 | 16 | 18 | 16 | 14 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 11 | SW 10 | SW 10 | SSE 3 | S 4 | — | SW 9 |
| kJ | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 5 | 4 | 4 | 1 | 1 | — | 3 |
Swell 2 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 15 | S 12 | — | S 12 | S 12 | S 12 | SW 12 | S 12 | SW 14 | — | — | — | — | SW 13 | SW 14 | SW 14 | SW 14 | SW 10 | SW 9 | SW 9 | SW 13 |
| kJ | 10 | 10 | 8 | 3 | — | 3 | 3 | 3 | 6 | 3 | 8 | — | — | — | — | 7 | 8 | 8 | 8 | 4 | 3 | 3 | 7 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | W 12 | W 12 | — | — | — | — | — | — | SW 14 | SW 14 | — | — | SW 14 | SW 13 | SW 13 | — |
| kJ | — | — | — | — | — | — | — | 3 | 3 | — | — | — | — | — | — | 8 | 7 | — | — | 8 | 7 | 7 | — |
Wind waves Height (m) Direction Period (s) | NNW 5 | NNW 5 | NNW 5 | NNW 5 | NNW 4 | NNW 4 | N 4 | N 5 | N 5 | N 5 | NNW 4 | NNW 4 | NNW 4 | N 4 | NNE 2 | — | — | — | — | — | NE 4 | ENE 4 | ENE 3 |
| kJ | 43 | 35 | 25 | 17 | 16 | 15 | 15 | 22 | 23 | 11 | 6 | 3 | 3 | 2 | 1 | — | — | — | — | — | 1 | 1 | 3 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 187 | 187 | 187 | 208 | 284 | 306 | 208 | 187 | 187 | 182 | 163 | 163 | 184 | 208 | 178 | 155 | 208 | 208 | 246 | 249 | 249 | 246 | 246 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
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