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Surf Forecasts:
Llandanwg surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 6 am Saturday 16 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
12.4° C
(Which is 1.6°C warmer than normal for this time of year)How big are the waves at Llandanwg today?
The current surf forecast for Llandanwg at 12PM is: 0.4m 3s primary swell from a Southwest direction (forecast issued at 06:00am May 16). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 0.5ft (0.2m) | 4s |
| Afternoon (16 May) | 2ft (0.6m) | 4s |
| Evening (16 May) | 1.5ft (0.5m) | 4s |
Table - waves today at Llandanwg. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 21mm), heaviest during Sat afternoon. Very mild (max 12°C on Mon afternoon, min 8°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 16 | Sunday 17 | Monday 18 | Tue 19 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
W 3 | W 3 | WSW 4 | WSW 3 | WSW 4 | WSW 4 | WSW 4 | W 4 | W 4 | W 5 | WSW 5 | WSW 5 | WSW 5 | WSW 5 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | SW 6 | SW 3 | SW 4 | |
2 | 1 | 2 | 4 | 10 | 10 | 9 | 21 | 25 | 36 | 37 | 39 | 48 | 78 | 96 | 91 | 60 | 41 | 25 | 25 | 14 | 9 | 4 | 12 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | glassy | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross | cross | |
High Tide | 8:11AM4.55m | 8:35PM4.54m | 8:57AM4.68m | 9:19PM4.68m | 9:43AM4.65m | 10:04PM4.70m | ||||||||||||||||||
Low Tide | 3:15PM0.25m | 3:37AM0.28m | 4:02PM0.26m | 4:27AM0.20m | 4:50PM0.36m | |||||||||||||||||||
 |  | |  | | |  |  |  | | | | | |  | | |  | | | | | | | |
 | 5:18 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | 5:13 |
 | — | — | — | — | — | 9:07 | — | — | — | — | — | — | — | 9:08 | — | — | — | — | — | — | — | 9:10 | — | 9:13 |
— | — | — | 1 | 2 | 2 | 1 | — | — | — | 1 | 1 | 1 | 1 | 1 | 2 | 1 | — | — | — | — | — | 1 | 2 | |
Temp °C | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 9 | 8 | 8 | 9 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 11 | 11 | 12 | 11 | 10 |
6 | 7 | 6 | 7 | 6 | 7 | 7 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 5 | 5 | 6 | 6 | 6 | 7 | 8 | 9 | 8 | 6 | |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | NW 5 | — | — | — | — | WSW 6 | W 12 | WSW 6 | WSW 6 | WSW 6 | SW 6 | SW 3 | SW 4 |
 kJ | — | — | — | — | — | — | — | — | — | — | — | 7 | — | — | — | — | 60 | 3 | 25 | 25 | 14 | 9 | 3 | 12 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 12 | NW 4 | WNW 4 | WNW 4 | — | — | WSW 6 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 4 | 1 | 1 | — | — | 4 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 11 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 3 | W 3 | WSW 4 | WSW 3 | WSW 4 | WSW 4 | WSW 4 | W 4 | W 4 | W 5 | WSW 5 | WSW 5 | WSW 5 | WSW 5 | WSW 6 | WSW 6 | — | WSW 6 | — | — | — | — | SSE 2 | SE 2 |
| kJ | 2 | 1 | 2 | 4 | 10 | 10 | 9 | 21 | 25 | 36 | 37 | 39 | 48 | 78 | 96 | 91 | — | 41 | — | — | — | — | 1 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 282 | 282 | 282 | 285 | 285 | 285 | 285 | 285 | 282 | 140 | 285 | 285 | 285 | 285 | 285 | 60 | 25 | 25 | 124 | 262 | 244 | 205 | 300 | 244 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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