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Surf Forecasts:
Traeth Lligwy surfForecast / Wales – Anglesy / UK
48hr Weather and Surf, issued 6 am Tuesday 12 May 2026 BSTForecast update in hr min s Forecast update imminent
Traeth Lligwy surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Traeth Lligwy sea temperature is
10.9° C
(Which is slightly warmer than usual)| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 1.5ft (0.4m) | 4s |
| Afternoon (12 May) | - | - |
| Evening (12 May) | - | - |
Table - waves today at Traeth Lligwy. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 12mm), heaviest on Wed night. Very mild (max 12°C on Tue afternoon, min 7°C on Tue night). Winds decreasing (strong winds from the WNW on Tue night, light winds from the N by Thu night). | ||||||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NNW 4 | NW 4 | WNW 4 | NW 5 | NW 5 | NW 5 | WNW 5 | WNW 5 | WNW 6 | WNW 7 | NW 7 | NW 7 | NW 7 | NNW 6 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NW 7 | NNW 6 | NNW 6 | NNW 6 | NNW 7 | NW 7 | |
3 | 4 | 0 | 0 | 0 | 41 | 0 | 0 | 432 | 516 | 505 | 398 | 296 | 369 | 603 | 637 | 452 | 372 | 278 | 209 | 202 | 196 | 247 | 178 | |
Wind (km/h) | ||||||||||||||||||||||||
off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | |
High Tide | 7:33AM5.51m | 8:15PM5.47m | 8:28AM5.89m | 9:04PM5.94m | 9:18AM6.33m | 9:50PM6.42m | ||||||||||||||||||
Low Tide | 2:04PM1.56m | 2:25AM1.78m | 2:56PM1.13m | 3:18AM1.35m | 3:45PM0.71m | |||||||||||||||||||
 |  | | |  | | | |  |  |  |  | | |  |  | | | | | | | | | |
 | 5:22 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | 5:18 |
 | — | — | — | — | — | 9:04 | — | — | — | — | — | — | — | 9:06 | — | — | — | — | — | — | — | 9:07 | — | 9:08 |
— | — | — | — | — | — | — | — | 1 | 1 | — | 1 | 1 | 1 | — | — | 1 | 2 | 1 | 1 | 1 | — | — | 1 | |
Temp °C | 8 | 9 | 10 | 10 | 12 | 12 | 10 | 9 | 8 | 7 | 9 | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 9 | 9 | 10 | 10 | 9 | 9 |
3 | 4 | 4 | 3 | 7 | 5 | 3 | 1 | -1 | -2 | 0 | 1 | 3 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 4 | 5 | 5 | 6 | |
Swell 1 Height (m) Direction Period (s) | NNW 4 | NW 4 | — | — | — | NW 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 7 |
 kJ | 3 | 4 | — | — | — | 41 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 178 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 2 | W 3 | WNW 4 | NW 5 | NW 5 | W 4 | WNW 5 | WNW 5 | WNW 6 | WNW 7 | NW 7 | NW 7 | NW 7 | NNW 6 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NW 7 | NNW 6 | NNW 6 | NNW 6 | NNW 7 | — |
| kJ | 1 | 5 | 40 | 84 | 90 | 17 | 40 | 156 | 432 | 516 | 505 | 398 | 296 | 369 | 603 | 637 | 452 | 372 | 278 | 209 | 202 | 196 | 247 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 244 | 244 | 268 | 300 | 249 | 259 | 259 | 260 | 274 | 274 | 587 | 587 | 758 | 858 | 579 | 587 | 352 | 352 | 352 | 352 | 431 | 261 | 84 | 35 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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