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Surf Forecasts:
Llandanwg surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 6 pm Saturday 09 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 1AM is: 0.5m 6s primary swell from a Northwest direction (forecast issued at 06:00pm May 09). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 May) | 1ft (0.3m) | 5s |
| Afternoon (10 May) | 0.5ft (0.1m) | 5s |
| Evening (10 May) | - | - |
Table - waves today at Llandanwg. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Tue morning. Very mild (max 14°C on Sat afternoon, min 6°C on Sun night). Mainly fresh winds. | ||||||||||||||||||||||||
Sat 9 | Sunday 10 | Monday 11 | Tue 12 | |||||||||||||||||||||
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 | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NNW 5 | NW 5 | NNW 6 | NW 6 | NW 6 | NW 6 | NNW 5 | NW 5 | NNW 4 | NNW 4 | NNW 4 | NNW 4 | NW 3 | NW 4 | NW 4 | NW 5 | NW 4 | NW 4 | NW 4 | — | — | WSW 3 | W 3 | W 4 | |
0 | 0 | 0 | 18 | 5 | 5 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 21 | 0 | 0 | 2 | 0 | 0 | 1 | 3 | 10 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | on | cross-on | cross-on | cross | |
High Tide | 1:45PM2.85m | 2:18AM3.10m | 3:02PM2.76m | 3:38AM3.11m | 4:28PM2.89m | 4:52AM3.32m | ||||||||||||||||||
Low Tide | 9:03PM1.54m | 9:59AM1.38m | 10:11PM1.51m | 11:03AM1.23m | 11:17PM1.37m | 12:02PM0.99m | ||||||||||||||||||
 | |  | |  |  | |  | | |  | | | | | | | | | | | |  | | |
 | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — |
 | — | 8:55 | — | — | — | — | — | — | — | 8:58 | — | — | — | — | — | — | — | 9:00 | — | — | — | — | — | 9:00 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | |
Temp °C | 14 | 12 | 11 | 9 | 9 | 8 | 8 | 11 | 12 | 10 | 7 | 6 | 8 | 9 | 9 | 10 | 11 | 10 | 8 | 7 | 8 | 10 | 9 | 11 |
9 | 8 | 8 | 5 | 5 | 3 | 4 | 6 | 6 | 4 | 3 | 2 | 4 | 5 | 4 | 5 | 5 | 5 | 5 | 4 | 4 | 6 | 4 | 4 | |
Swell 1 Height (m) Direction Period (s) | — | — | NNW 6 | NW 6 | NW 6 | NW 6 | NNW 5 | NW 5 | — | — | — | — | — | — | — | — | — | — | NW 4 | — | — | — | W 9 | W 8 |
 kJ | — | — | 43 | 18 | 5 | 5 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | 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) | NNW 5 | NW 5 | NNW 6 | NE 3 | NE 3 | NE 2 | — | — | NNW 4 | NNW 4 | NNW 4 | NNW 4 | NW 3 | NW 4 | NW 4 | NW 5 | NW 4 | NW 4 | — | — | — | WSW 3 | W 3 | W 4 |
| kJ | 33 | 30 | 22 | 2 | 2 | 1 | — | — | 3 | 12 | 7 | 3 | 2 | 8 | 24 | 21 | 16 | 8 | — | — | — | 1 | 3 | 10 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 500 | 39 | 537 | 566 | 360 | 339 | 442 | 671 | 285 | 295 | 289 | 293 | 293 | 270 | 270 | 301 | 301 | 294 | 285 | 226 | 226 | 285 | 294 | 1044 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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