Surf Forecasts:
How big are the waves at Llanddwyn Island today (12 Oct):
- Morning surf: Morning surf (12 Oct, local time) - 3.5ft (1.1m), 8s period with SSW swell.
- Afternoon surf: Afternoon surf (12 Oct, local time) - 1.5ft (0.4m), 12s period with SW swell.
- Evening surf: Evening surf (12 Oct, local time) - 4.5ft (1.3m), 5s period with SSW swell.
The current surf forecast for Llanddwyn Island at 7AM is: 1.1m 7s primary swell from a Southwest direction and 0.2m 14s secondary swell from a West-southwest direction, 0.6m 4s secondary swell from a Southeast direction (forecast issued at 12:00am October 12). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Oct) | 3.5ft (1.1m) | 8s |
| Afternoon (12 Oct) | 1.5ft (0.4m) | 12s |
| Evening (12 Oct) | 4.5ft (1.3m) | 5s |
Table - waves today at Llanddwyn Island. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 15mm), heaviest on Mon night. Very mild (max 17°C on Mon night, min 12°C on Sun night). Winds increasing (light winds from the WSW on Mon night, strong winds from the SSW by Wed afternoon). | ||||||||||||||||||||||||
Monday 12 | Tuesday 13 | Wednesday 14 | ||||||||||||||||||||||
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 5 | SW 7 | SW 7 | SSW 8 | SSW 8 | SW 4 | SSW 5 | SSW 6 | SW 7 | SW 7 | SW 7 | WSW 8 | WSW 6 | WSW 6 | WSW 6 | SW 7 | SW 10 | SW 10 | SW 5 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 46 | 91 | 122 | 138 | 88 | 42 | 59 | 134 | 342 | 503 | 235 | 247 | 145 | 173 | 149 | 96 | 188 | 188 | 63 | 145 | 231 | 449 | 503 | 472 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | on | on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:28PM4.28m | 10:46AM4.11m | 11:03PM4.16m | 11:19AM4.04m | 11:38PM3.96m | 11:52AM3.88m | ||||||||||||||||||
Low Tide | 5:19AM0.01m | 5:34PM0.11m | 5:53AM0.22m | 6:09PM0.26m | 6:27AM0.48m | 6:45PM0.47m | ||||||||||||||||||
 | |  |  |  | |  | | | |  |  |  | |  | | | | | | | | | | |
 | — | — | 7:37 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:41 | — | — | — | — | — |
 | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:24 | — | — |
mm | — | — | 1 | 1 | — | — | — | — | — | 1 | 11 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 14 | 14 | 15 | 16 | 16 | 15 | 16 | 17 | 17 | 13 | 15 | 15 | 15 | 15 | 14 | 13 | 13 | 14 | 14 | 15 | 15 | 15 | 15 |
Feels °C | 9 | 10 | 11 | 13 | 13 | 13 | 11 | 12 | 12 | 12 | 11 | 10 | 10 | 9 | 10 | 10 | 10 | 10 | 9 | 8 | 8 | 8 | 8 | 9 |
Swell 1 Height (m) Direction Period (s) | SSW 5 | SW 7 | SW 7 | WSW 13 | SW 12 | — | SW 11 | SW 11 | — | — | SW 7 | — | — | — | WSW 10 | SW 7 | NW 4 | NW 4 | NW 4 | — | — | — | — | — |
| kJ | 46 | 91 | 122 | 17 | 35 | — | 57 | 29 | — | — | 235 | — | — | — | 83 | 96 | 4 | 3 | 1 | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | W 14 | W 14 | WSW 14 | WSW 13 | — | — | — | — | — | — | — | — | — | — | — | — | NW 4 | — | — | — | — | — | — | — |
| kJ | 4 | 4 | 18 | 31 | — | — | — | — | — | — | — | — | — | — | — | — | 4 | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 4 | SE 4 | SE 4 | SSW 8 | SSW 8 | SW 4 | SSW 5 | SSW 6 | SW 7 | SW 7 | — | WSW 8 | WSW 6 | WSW 6 | WSW 6 | WNW 4 | SW 10 | SW 10 | SW 5 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 |
| kJ | 11 | 15 | 12 | 138 | 88 | 42 | 59 | 134 | 342 | 503 | — | 247 | 145 | 173 | 149 | 7 | 188 | 188 | 63 | 145 | 231 | 449 | 503 | 472 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 278 | 162 | 110 | 38 | 291 | 291 | 95 | 239 | 279 | 110 | 35 | 286 | 449 | 327 | 272 | 35 | 95 | 78 | 78 | 216 | 416 | 418 | 216 | 216 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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