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Surf Forecasts:
Llandanwg surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 12 am Monday 11 May 2026 BSTForecast update in hr min s Forecast update imminent
Llandanwg surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Llandanwg sea temperature is
12.5° C
(Which is 2.1°C warmer than normal for this time of year)How big are the waves at Llandanwg today?
The current surf forecast for Llandanwg at 6AM is: 0.6m 4s primary swell from a Northwest direction (forecast issued at 12:00am May 11). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 2.5ft (0.8m) | 5s |
| Afternoon (11 May) | - | - |
| Evening (11 May) | 1.5ft (0.4m) | 4s |
Table - waves today at Llandanwg. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Mon morning. Very mild (max 12°C on Tue afternoon, min 6°C on Mon night). Winds increasing (light winds from the NW on Mon night, strong winds from the WNW by Tue night). | ||||||||||||||||||||||||
Monday 11 | Tuesday 12 | Wednesday 13 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
NNW 3 | NW 3 | NW 4 | NW 5 | NW 5 | W 9 | W 9 | NW 4 | NW 4 | W 9 | SW 9 | WNW 3 | NW 4 | NW 4 | WNW 5 | NW 5 | WNW 4 | WNW 5 | W 6 | WNW 6 | WNW 6 | WNW 6 | NW 5 | WSW 6 | |
0 | 0 | 16 | 44 | 24 | 1 | 1 | 6 | 2 | 2 | 3 | 6 | 19 | 24 | 12 | 8 | 44 | 98 | 160 | 197 | 167 | 114 | 60 | 24 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross | cross-off | off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-off | cross-off | |
High Tide | 3:38AM3.11m | 4:28PM2.89m | 4:52AM3.32m | 5:33PM3.20m | 5:50AM3.63m | 6:23PM3.57m | ||||||||||||||||||
Low Tide | 10:11PM1.51m | 11:03AM1.23m | 11:17PM1.37m | 12:02PM0.99m | 00:17AM1.16m | 12:54PM0.73m | ||||||||||||||||||
 |  |  |  |  | | |  | | |  | | | | | | |  | | | |  | | | |
 | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 9:02 | — |
— | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | — | |
Temp °C | 7 | 9 | 9 | 9 | 10 | 11 | 9 | 7 | 6 | 7 | 8 | 9 | 11 | 12 | 11 | 11 | 9 | 9 | 8 | 8 | 10 | 10 | 10 | 8 |
4 | 5 | 4 | 4 | 5 | 5 | 3 | 3 | 3 | 4 | 4 | 5 | 4 | 6 | 6 | 5 | 1 | 1 | -1 | -1 | 2 | 3 | 4 | 2 | |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | W 9 | W 9 | NW 4 | NW 4 | W 9 | SW 9 | SW 9 | SW 9 | SW 8 | SW 8 | NW 5 | — | — | — | — | — | — | WSW 6 | WSW 6 |
 kJ | — | — | — | — | — | 1 | 1 | 6 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 8 | — | — | — | — | — | — | 37 | 24 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | W 9 | W 9 | — | — | — | — | — | W 18 | — | — | — | — | — | — | — | W 16 | W 16 |
| kJ | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | 6 | — | — | — | — | — | — | — | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 3 | NW 3 | NW 4 | NW 5 | NW 5 | NW 4 | NW 4 | NW 5 | — | — | WNW 3 | WNW 3 | NW 4 | NW 4 | WNW 5 | W 4 | WNW 4 | WNW 5 | W 6 | WNW 6 | WNW 6 | WNW 6 | NW 5 | NW 5 |
| kJ | 1 | 2 | 16 | 44 | 24 | 15 | 19 | 23 | — | — | 1 | 6 | 19 | 24 | 12 | 6 | 44 | 98 | 160 | 197 | 167 | 114 | 60 | 51 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 198 | 229 | 270 | 307 | 27 | 301 | 301 | 131 | 226 | 217 | 226 | 291 | 387 | 296 | 304 | 294 | 289 | 296 | 632 | 643 | 931 | 1171 | 866 | 355 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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