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Surf Forecasts:
Llandanwg surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 6 pm Saturday 23 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
12.9° C
(Which is 1.7°C warmer than normal for this time of year)How big are the waves at Llandanwg today?
The current surf forecast for Llandanwg at 11PM is: 0.4m 9s primary swell from a Southwest direction and 0.4m 4s secondary swell from a Southwest direction (forecast issued at 06:00pm May 23). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | - | - |
| Afternoon (23 May) | 1.5ft (0.4m) | 10s |
| Evening (23 May) | 1.5ft (0.4m) | 9s |
Table - waves today at Llandanwg. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Mon afternoon, min 11°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SW 10 | SW 9 | SW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | SW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | W 13 | W 13 | W 13 | W 13 | W 13 | SW 7 | W 13 | |
23 | 22 | 21 | 16 | 8 | 8 | 8 | 7 | 18 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 3 | 3 | 3 | 3 | 3 | 2 | 3 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | cross | cross | cross | cross-on | glassy | glassy | glassy | glassy | cross-off | cross-off | cross-off | glassy | glassy | glassy | glassy | glassy | cross-off | cross-off | cross-off | glassy | cross-on | |
High Tide | 2:15PM3.15m | 2:44AM3.56m | 3:34PM3.03m | 4:01AM3.46m | 4:49PM3.11m | 5:10AM3.50m | ||||||||||||||||||
Low Tide | 9:31PM1.20m | 10:22AM0.88m | 10:38PM1.24m | 11:27AM0.90m | 11:46PM1.19m | 12:27PM0.87m | ||||||||||||||||||
 |  |  |  | | |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:03 | — | — | — |
 | — | 9:17 | — | — | — | — | — | — | — | 9:20 | — | — | — | — | — | — | — | 9:21 | — | — | — | — | — | 9:22 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 13 | 11 | 11 | 11 | 12 | 15 | 17 | 18 | 19 | 19 | 19 | 19 | 19 | 22 | 24 | 25 | 24 | 23 | 22 | 22 | 22 | 24 | 24 |
12 | 11 | 9 | 9 | 9 | 10 | 13 | 15 | 16 | 18 | 17 | 17 | 17 | 18 | 23 | 25 | 26 | 25 | 25 | 23 | 23 | 23 | 26 | 25 | |
Swell 1 Height (m) Direction Period (s) | SW 10 | SW 9 | SW 4 | SW 4 | SW 4 | WSW 4 | WSW 9 | WSW 9 | SW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | SW 8 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | NW 4 |
 kJ | 23 | 22 | 4 | 4 | 4 | 3 | 8 | 7 | 18 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 2 | 2 | 2 | 2 | 2 | 2 | 1 |
Swell 2 Height (m) Direction Period (s) | — | WSW 3 | SW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 4 | WSW 4 | W 14 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | — | SW 7 |
| kJ | — | 1 | 21 | 16 | 8 | 8 | 1 | 1 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | — | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 13 |
| kJ | — | — | 4 | 4 | 4 | 4 | 4 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 |
Wind waves Height (m) Direction Period (s) | SW 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 135 | 135 | 25 | 129 | 124 | 124 | 129 | 129 | 129 | 129 | 129 | 129 | 129 | 129 | 138 | 166 | 129 | 129 | 129 | 129 | 137 | 129 | 150 | 137 |
Best forecast wave conditions in Mid Wales | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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