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Surf Forecasts:
Llandanwg surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 6 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 2.2°C warmer than normal for this time of year)How big are the waves at Llandanwg today?
The current surf forecast for Llandanwg at 10AM is: 0.8m 5s primary swell from a Northwest direction (forecast issued at 06:00am May 11). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 2.5ft (0.8m) | 4s |
| Afternoon (11 May) | - | - |
| Evening (11 May) | 0.5ft (0.1m) | 9s |
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 7°C on Mon night). Winds increasing (light winds from the NW on Mon night, strong winds from the WNW by Wed morning). | ||||||||||||||||||||||||
Monday 11 | Tuesday 12 | Wednesday 13 | Thu 14 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NW 3 | NW 4 | NW 5 | NW 5 | W 9 | W 9 | W 9 | W 9 | W 9 | SW 9 | WNW 3 | NW 4 | NW 4 | WNW 4 | W 3 | WNW 5 | W 5 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | WSW 7 | WSW 7 | W 16 | |
1 | 15 | 30 | 21 | 1 | 1 | 1 | 1 | 2 | 3 | 6 | 20 | 23 | 10 | 6 | 45 | 99 | 170 | 197 | 169 | 102 | 42 | 26 | 5 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross | cross | cross | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross | 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 | 11:03AM1.23m | 11:17PM1.37m | 12:02PM0.99m | 00:17AM1.16m | 12:54PM0.73m | |||||||||||||||||||
 |  |  |  | | | |  | |  | | | | |  | |  |  | | | | | | | |
 | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | 5:20 |
 | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 9:02 | — | 9:05 |
— | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | — | — | |
Temp °C | 9 | 9 | 9 | 11 | 11 | 10 | 8 | 7 | 7 | 9 | 9 | 11 | 12 | 11 | 11 | 9 | 9 | 8 | 8 | 10 | 11 | 10 | 8 | 8 |
5 | 4 | 4 | 7 | 7 | 5 | 5 | 4 | 4 | 5 | 5 | 4 | 6 | 7 | 6 | 1 | 0 | -1 | -2 | 2 | 3 | 3 | 3 | 2 | |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | W 9 | W 9 | NW 4 | WNW 4 | W 9 | SW 9 | SW 9 | SW 9 | SW 8 | SW 8 | SW 8 | — | — | — | — | — | W 16 | WSW 7 | WSW 7 | WSW 5 |
 kJ | — | — | — | — | 1 | 1 | 4 | 1 | 2 | 3 | 3 | 3 | 3 | 3 | 3 | — | — | — | — | — | 5 | 40 | 26 | 2 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | W 9 | W 9 | — | — | — | — | — | W 18 | — | — | — | — | — | — | — | W 16 | W 16 | WSW 6 |
| kJ | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | 6 | — | — | — | — | — | — | — | 5 | 5 | 4 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 16 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 |
Wind waves Height (m) Direction Period (s) | NW 3 | NW 4 | NW 5 | NW 5 | NW 4 | NW 4 | NNW 5 | — | — | WNW 2 | WNW 3 | NW 4 | NW 4 | WNW 4 | W 3 | WNW 5 | W 5 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | NW 5 | NW 5 | NW 6 |
| kJ | 1 | 15 | 30 | 21 | 14 | 18 | 19 | — | — | 1 | 6 | 20 | 23 | 10 | 6 | 45 | 99 | 170 | 197 | 169 | 102 | 42 | 38 | 77 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 219 | 270 | 307 | 293 | 301 | 301 | 282 | 217 | 217 | 226 | 294 | 329 | 296 | 299 | 294 | 289 | 294 | 294 | 1032 | 851 | 1544 | 849 | 846 | 292 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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