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Surf Forecasts:
Traeth Lligwy surfForecast / Wales – Anglesy / UK
48hr Weather and Surf, issued 12 am Thursday 21 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
11.0° C
(Which is normal for this time of year)Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Wed night. Very mild (max 17°C on Thu night, min 12°C on Wed night). Mainly fresh winds. | ||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SW 4 | SW 4 | SW 5 | SW 5 | SW 5 | SW 4 | SW 4 | SW 6 | SW 6 | SW 4 | SW 6 | SW 6 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | WSW 3 | SW 8 | SW 3 | SW 3 | SW 3 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | off | off | off | off | off | off | |
High Tide | 2:27AM6.81m | 3:03PM6.26m | 3:23AM6.47m | 4:06PM5.82m | 4:26AM6.13m | 5:16PM5.49m | ||||||||||||||||||
Low Tide | 9:04AM0.49m | 9:25PM1.16m | 10:04AM0.84m | 10:24PM1.53m | 11:09AM1.14m | |||||||||||||||||||
 | |  |  | | | |  | |  | | |  | | | | | |  | | | | | | |
 | — | 5:09 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:19 | — | — | — | — | — | — | — | 9:20 | — | — | — | — | — | — | — | 9:22 | — |
— | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 12 | 13 | 16 | 16 | 16 | 16 | 17 | 16 | 15 | 15 | 17 | 17 | 16 | 15 | 14 | 14 | 14 | 15 | 16 | 16 | 16 | 16 |
8 | 7 | 7 | 8 | 11 | 11 | 13 | 15 | 16 | 12 | 12 | 11 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 13 | 14 | 14 | |
Swell 1 Height (m) Direction Period (s) | — | SW 6 | — | — | — | — | — | SW 6 | SW 6 | SW 7 | — | — | SW 8 | W 12 | W 11 | SW 7 | W 10 | SW 7 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 |
 kJ | — | 8 | — | — | — | — | — | 16 | 9 | 2 | — | — | 2 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | SW 6 | SW 7 | — | W 8 | W 12 | — | — | W 8 | W 11 | — | W 10 | W 13 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 2 | 2 | — | 1 | 3 | — | — | 1 | 2 | — | 2 | 3 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | W 8 | — | SW 8 | — | — | W 13 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 1 | — | 2 | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 4 | SW 4 | SW 5 | SW 5 | SW 5 | SW 4 | SW 4 | — | — | SW 4 | SW 6 | SW 6 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | SW 4 | WSW 3 | WSW 3 | SW 3 | SW 3 | SW 3 |
| kJ | 45 | 40 | 71 | 71 | 58 | 34 | 24 | — | — | 2 | 19 | 21 | 8 | 14 | 11 | 6 | 8 | 5 | 3 | 2 | 1 | 2 | 2 | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 119 | 254 | 257 | 250 | 194 | 197 | 197 | 171 | 194 | 84 | 58 | 119 | 62 | 62 | 62 | 119 | 134 | 62 | 62 | 171 | 62 | 62 | 62 | 171 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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