Surf Forecasts:
How big are the waves at Llanddwyn Island today (08 Sep):
- Morning surf: Morning surf (08 Sep, local time) - 4.5ft (1.3m), 5s period with W swell.
- Afternoon surf: Afternoon surf (08 Sep, local time) - 4.5ft (1.3m), 5s period with W swell.
- Evening surf: Evening surf (08 Sep, local time) - 4.5ft (1.3m), 5s period with NW swell.
The current surf forecast for Llanddwyn Island at 4AM is: 1.4m 7s primary swell from a West-southwest direction and 0.2m 12s secondary swell from a West-southwest direction (forecast issued at 12:00am September 08). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Sep) | 4.5ft (1.3m) | 5s |
| Afternoon (08 Sep) | 4.5ft (1.3m) | 5s |
| Evening (08 Sep) | 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 Thu afternoon. Very mild (max 16°C on Mon night, min 12°C on Tue night). Winds decreasing (fresh winds from the SW on Mon night, light winds from the WSW by Wed afternoon). | ||||||||||||||||||||||||
Tuesday 8 | Wednesday 9 | Thursday 10 | ||||||||||||||||||||||
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) | WSW 7 | WSW 7 | WSW 6 | W 5 | W 5 | W 5 | W 5 | NW 5 | NW 6 | NW 6 | NW 5 | NW 5 | SW 8 | SW 8 | SW 8 | SW 8 | SW 4 | SW 4 | SW 4 | SW 5 | SSW 5 | SW 6 | SW 6 | SW 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 306 | 180 | 106 | 83 | 90 | 90 | 60 | 87 | 89 | 89 | 62 | 35 | 16 | 15 | 28 | 9 | 6 | 17 | 28 | 49 | 83 | 150 | 212 | 190 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-off | cross | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on |
High Tide | 7:58AM3.37m | 8:11PM3.77m | 8:48AM3.63m | 8:58PM4.11m | 9:29AM3.86m | 9:39PM4.37m | ||||||||||||||||||
Low Tide | 2:07AM0.62m | 2:30PM0.70m | 3:02AM0.22m | 3:19PM0.38m | 3:49AM-0.10m | 4:02PM0.12m | ||||||||||||||||||
 |  |  | |  |  | |  | | |  | | | | |  | | | | | |  |  |  | |
 | — | 6:37 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 7:51 | — | — | — | — | — | — | — | 7:49 | — | — | — | — | — | — | — | 7:45 | — |
mm | 2 | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 7 | 3 |
Temp °C | 15 | 13 | 13 | 13 | 14 | 15 | 15 | 14 | 13 | 13 | 12 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 16 | 15 | 15 | 16 |
Feels °C | 10 | 8 | 8 | 7 | 7 | 9 | 9 | 8 | 7 | 7 | 8 | 8 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 10 | 13 |
Swell 1 Height (m) Direction Period (s) | — | WSW 12 | — | WSW 11 | — | — | SW 10 | WSW 5 | SW 6 | SW 6 | SW 6 | SW 8 | SW 8 | SW 8 | NNW 5 | SW 8 | WSW 8 | — | SW 8 | SW 7 | — | — | — | — |
| kJ | — | 13 | — | 22 | — | — | 4 | 19 | 15 | 9 | 9 | 16 | 16 | 15 | 2 | 9 | 6 | — | 2 | 2 | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | WSW 9 | SW 10 | SW 10 | SW 10 | — | NW 5 | NNW 5 | NW 4 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 8 | 4 | 4 | 4 | — | 7 | 2 | 1 | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 7 | WSW 7 | WSW 6 | W 5 | W 5 | W 5 | W 5 | NW 5 | NW 6 | NW 6 | NW 5 | NW 5 | W 4 | WNW 4 | SW 8 | WSW 3 | SW 4 | SW 4 | SW 4 | SW 5 | SSW 5 | SW 6 | SW 6 | SW 6 |
| kJ | 306 | 180 | 106 | 83 | 90 | 90 | 60 | 87 | 89 | 89 | 62 | 35 | 12 | 5 | 28 | 5 | 6 | 17 | 28 | 49 | 83 | 150 | 212 | 190 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 284 | 159 | 164 | 164 | 339 | 1070 | 608 | 328 | 328 | 164 | 164 | 164 | 175 | 35 | 267 | 267 | 221 | 278 | 261 | 286 | 278 | 267 | 272 | 110 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
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