Surf Forecasts:
How big are the waves at Llanddwyn Island today (11 Oct):
- Morning surf: Morning surf (11 Oct, local time) - 1.5ft (0.4m), 5s period with SW swell.
- Afternoon surf: Afternoon surf (11 Oct, local time) - 1ft (0.3m), 5s period with SW swell.
- Evening surf: Evening surf (11 Oct, local time) - 2.5ft (0.8m), 4s period with S swell.
The current surf forecast for Llanddwyn Island at 8AM is: 0.4m 5s primary swell from a Southwest direction and 0.3m 4s secondary swell from a West-northwest direction (forecast issued at 12:00am October 11). An open ocean swell of 0.3m 5s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Oct) | 1.5ft (0.4m) | 5s |
| Afternoon (11 Oct) | 1ft (0.3m) | 5s |
| Evening (11 Oct) | 2.5ft (0.8m) | 4s |
Table - waves today at Llanddwyn Island. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Mon night. Very mild (max 17°C on Mon night, min 11°C on Sat night). Winds increasing (calm on Sun morning, strong winds from the S by Mon night). | ||||||||||||||||||||||||
Sunday 11 | Monday 12 | Tuesday 13 | ||||||||||||||||||||||
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) | NW 5 | NW 5 | SW 5 | SW 5 | SW 6 | SW 5 | S 3 | S 5 | SW 6 | SW 7 | SW 8 | SSW 8 | SSW 4 | SW 5 | SSW 6 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 | WSW 5 | WSW 5 | WSW 10 | SW 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 45 | 25 | 12 | 7 | 5 | 5 | 8 | 34 | 46 | 99 | 143 | 151 | 44 | 98 | 114 | 182 | 209 | 267 | 204 | 153 | 106 | 86 | 80 | 192 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | glassy | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:14AM4.10m | 10:28PM4.28m | 10:46AM4.11m | 11:03PM4.16m | 11:19AM4.04m | |||||||||||||||||||
Low Tide | 4:44AM-0.11m | 4:59PM0.05m | 5:19AM0.01m | 5:34PM0.11m | 5:53AM0.22m | 6:09PM0.26m | ||||||||||||||||||
 | | |  |  | |  | |  | | |  | | | | | | |  |  | | | | | |
 | — | — | 7:35 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — |
 | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:27 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 2 | — | — | — | — |
Temp °C | 11 | 11 | 11 | 11 | 13 | 13 | 13 | 12 | 13 | 13 | 14 | 15 | 16 | 16 | 16 | 15 | 17 | 17 | 14 | 15 | 15 | 15 | 15 | 14 |
Feels °C | 6 | 7 | 9 | 10 | 10 | 9 | 10 | 8 | 9 | 9 | 10 | 12 | 13 | 12 | 11 | 11 | 13 | 11 | 10 | 12 | 10 | 10 | 11 | 12 |
Swell 1 Height (m) Direction Period (s) | WSW 5 | WSW 5 | SW 5 | SW 5 | SW 6 | SW 5 | SW 6 | — | SW 6 | SW 7 | SW 8 | WSW 13 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | — | SW 7 | — | — | — | WSW 10 | SW 10 |
| kJ | 25 | 17 | 12 | 7 | 5 | 5 | 1 | — | 46 | 99 | 143 | 17 | 28 | 68 | 24 | 44 | 24 | — | 204 | — | — | — | 68 | 192 |
Swell 2 Height (m) Direction Period (s) | — | — | NNW 5 | WNW 4 | WNW 4 | — | — | — | W 14 | W 14 | WSW 14 | WSW 12 | WSW 12 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 5 | 1 | 1 | — | — | — | 4 | 4 | 18 | 15 | 26 | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | NW 4 | NNW 5 | NNW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 3 | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 5 | NW 5 | WNW 4 | — | — | SSW 2 | S 3 | S 5 | SSE 4 | SSE 4 | SSE 4 | SSW 8 | SSW 4 | SW 5 | SSW 6 | SW 6 | SW 6 | SW 7 | — | SW 7 | WSW 5 | WSW 5 | WSW 6 | WNW 4 |
| kJ | 45 | 25 | 3 | — | — | 1 | 8 | 34 | 12 | 19 | 21 | 151 | 44 | 98 | 114 | 182 | 209 | 267 | — | 153 | 106 | 86 | 80 | 7 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 177 | 49 | 175 | 162 | 172 | 270 | 270 | 278 | 278 | 275 | 239 | 38 | 62 | 291 | 95 | 95 | 286 | 284 | 110 | 35 | 284 | 284 | 35 | 35 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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