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Surf Forecasts:
Llandanwg surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 12 pm Wednesday 13 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
12.7° 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 4PM is: 1.2m 6s primary swell from a Northwest direction and 0.7m 7s secondary swell from a West-southwest direction, 0.1m 16s secondary swell from a West direction (forecast issued at 12:00pm May 13). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 5.5ft (1.7m) | 6s |
| Afternoon (13 May) | 4ft (1.2m) | 6s |
| Evening (13 May) | 1.5ft (0.4m) | 6s |
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 Wed morning. Very mild (max 11°C on Wed afternoon, min 7°C on Thu night). Winds decreasing (strong winds from the WNW on Wed morning, calm by Fri night). | ||||||||||||||||||||||||
Wed 13 | Thursday 14 | Friday 15 | Sat 16 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
WNW 7 | WNW 7 | NW 6 | WSW 7 | WSW 6 | NW 6 | NW 7 | NW 7 | NW 6 | NW 6 | W 15 | W 14 | NW 4 | NW 6 | NW 7 | NW 6 | NW 6 | W 14 | W 14 | W 14 | NW 4 | NW 4 | NW 6 | NW 5 | |
278 | 209 | 89 | 26 | 16 | 161 | 189 | 143 | 130 | 111 | 4 | 4 | 13 | 23 | 61 | 104 | 23 | 4 | 4 | 4 | 5 | 2 | 1 | 1 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | glassy | glassy | glassy | |
High Tide | 6:23PM3.57m | 6:39AM3.98m | 7:09PM3.96m | 7:26AM4.31m | 7:52PM4.29m | |||||||||||||||||||
Low Tide | 12:54PM0.73m | 1:11AM0.91m | 1:43PM0.50m | 2:01AM0.66m | 2:29PM0.33m | 2:49AM0.44m | ||||||||||||||||||
 |  | | |  |  | |  | | | |  | |  | | | | | | | | | |  | |
 | 5:22 | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:18 | — |
 | — | — | — | 9:02 | — | — | — | — | — | — | — | 9:05 | — | — | — | — | — | — | — | 9:06 | — | — | — | 9:07 |
1 | 1 | 1 | 1 | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 9 | 10 | 11 | 10 | 8 | 8 | 8 | 8 | 9 | 9 | 10 | 11 | 8 | 7 | 7 | 7 | 9 | 10 | 10 | 10 | 8 | 7 | 7 | 7 |
0 | 1 | 3 | 3 | 1 | 1 | 1 | 2 | 2 | 2 | 4 | 6 | 5 | 4 | 3 | 3 | 4 | 3 | 3 | 4 | 4 | 5 | 5 | 5 | |
Swell 1 Height (m) Direction Period (s) | — | W 16 | WSW 7 | WSW 7 | WSW 6 | WSW 6 | W 16 | W 16 | W 16 | W 15 | W 15 | W 14 | NW 4 | NW 6 | — | NW 6 | W 14 | W 14 | W 14 | W 14 | W 13 | NW 4 | — | NW 5 |
 kJ | — | 5 | 41 | 26 | 16 | 4 | 5 | 5 | 5 | 4 | 4 | 4 | 13 | 23 | — | 40 | 4 | 4 | 4 | 4 | 4 | 2 | — | 1 |
Swell 2 Height (m) Direction Period (s) | — | — | W 16 | W 16 | W 16 | W 16 | — | — | — | — | — | — | W 5 | — | W 14 | W 14 | — | — | — | — | — | NW 6 | NW 6 | — |
| kJ | — | — | 5 | 5 | 5 | 5 | — | — | — | — | — | — | 1 | — | 4 | 4 | — | — | — | — | — | 1 | 1 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | W 14 | W 14 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 4 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 7 | WNW 7 | NW 6 | NW 5 | NW 5 | NW 6 | NW 7 | NW 7 | NW 6 | NW 6 | NW 6 | NW 5 | NW 6 | NW 6 | NW 7 | NW 6 | NW 6 | NW 5 | NW 5 | NW 4 | NW 4 | — | — | — |
| kJ | 278 | 209 | 89 | 83 | 66 | 161 | 189 | 143 | 130 | 111 | 89 | 43 | 44 | 34 | 61 | 104 | 23 | 42 | 53 | 21 | 5 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 632 | 595 | 595 | 595 | 572 | 292 | 589 | 293 | 287 | 1271 | 1216 | 301 | 138 | 137 | 333 | 10 | 333 | 301 | 301 | 301 | 60 | 60 | 257 | 282 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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