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Llanddulas Breakwater surfForecast / Wales – North / UK
48hr Weather and Surf, issued 12 pm Sunday 17 May 2026 BSTForecast update in hr min s Forecast update imminent
Llanddulas Breakwater surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Llanddulas Breakwater sea temperature is
12.4° C
(Which is 1.8°C warmer than normal for this time of year)| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 3.5ft (1.0m) | 5s |
| Afternoon (17 May) | 2.5ft (0.7m) | 4s |
| Evening (17 May) | - | - |
Table - waves today at Llanddulas Breakwater. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 12mm), heaviest on Tue night. Very mild (max 15°C on Tue afternoon, min 7°C on Sun night). Winds increasing (calm on Mon afternoon, fresh winds from the SW by Tue afternoon). | ||||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 5 | W 5 | W 4 | WSW 4 | WSW 4 | WSW 4 | WSW 4 | W 4 | W 4 | W 4 | W 3 | — | — | — | SE 3 | SE 4 | SE 4 | SSW 3 | SW 5 | SW 6 | SW 5 | WSW 6 | WSW 5 | WSW 5 | |
37 | 28 | 18 | 0 | 0 | 0 | 0 | 3 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | glassy | glassy | glassy | glassy | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 11:48AM8.02m | 00:11AM8.02m | 12:36PM8.02m | 00:57AM8.01m | 1:24PM7.81m | 1:44AM7.82m | ||||||||||||||||||
Low Tide | 6:21PM0.09m | 6:44AM0.03m | 7:08PM0.20m | 7:33AM0.05m | 7:56PM0.46m | |||||||||||||||||||
 |  | |  |  |  |  | |  | | | | | |  |  | | | | | |  | | | |
 | 5:11 | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:07 | — |
 | — | — | — | 9:09 | — | — | — | — | — | — | — | 9:10 | — | — | — | — | — | — | — | 9:13 | — | — | — | 9:14 |
— | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | 1 | 2 | — | — | — | — | 2 | 4 | — | — | |
Temp °C | 10 | 13 | 12 | 10 | 7 | 7 | 8 | 9 | 11 | 11 | 13 | 13 | 10 | 11 | 10 | 11 | 13 | 14 | 15 | 13 | 12 | 13 | 12 | 12 |
5 | 8 | 7 | 6 | 4 | 4 | 6 | 7 | 9 | 9 | 11 | 11 | 7 | 8 | 6 | 7 | 10 | 11 | 9 | 8 | 8 | 10 | 8 | 8 | |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | WSW 4 | W 4 | W 4 | W 4 | W 3 | — | — | — | — | SW 6 | SW 8 | ESE 3 | — | — | — | — | — | — |
 kJ | — | — | — | — | — | — | 6 | 3 | 3 | 1 | 1 | — | — | — | — | 1 | 2 | 1 | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 5 | W 5 | W 4 | WSW 4 | WSW 4 | WSW 4 | — | — | — | — | — | — | — | — | SE 3 | SE 4 | SE 4 | SSW 3 | SW 5 | SW 6 | SW 5 | WSW 6 | WSW 5 | WSW 5 |
| kJ | 37 | 28 | 18 | 25 | 14 | 10 | — | — | — | — | — | — | — | — | 8 | 17 | 7 | 7 | 77 | 133 | 72 | 101 | 80 | 95 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 226 | 226 | 226 | 226 | 226 | 226 | 78 | 78 | 78 | 78 | 282 | 285 | 285 | 331 | 331 | 331 | 285 | 384 | 333 | 226 | 226 | 280 | 278 | 289 |
Best forecast wave conditions in North Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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