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Llandanwg surfForecast / Wales – Mid / UK
48hr Weather and Surf, issued 11 pm Tuesday 02 Dec 2025 GMTForecast 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
9.5° C
(Which is 1.5°C colder than average for this time of year)How big are the waves at Llandanwg today?
The current surf forecast for Llandanwg at 6AM is: 0.8m 9s primary swell from a Southwest direction and 0.3m 14s secondary swell from a West-southwest direction, 0.3m 3s secondary swell from a South direction (forecast issued at 11:00pm December 02). The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Dec) | 1.5ft (0.4m) | 9s |
| Afternoon (03 Dec) | 3ft (0.9m) | 5s |
| Evening (03 Dec) | 3ft (0.9m) | 6s |
Table - waves today at Llandanwg. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 03 | Thursday 04 | Friday 05 | ||||||||||||||||||||||
| 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 9 | 9 | 5 | 5 | 5 | 6 | 7 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 6 | 7 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 147 | 122 | 41 | 103 | 33 | 35 | 37 | 51 | 46 | 132 | 344 | 256 | 190 | 181 | 153 | 119 | 90 | 101 | 106 | 125 | 48 | 54 | 307 | 561 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | cross- on | cross | cross | cross | cross | cross- on |
High Tide / height (m) | 6:07AM 4.12 | 6:28PM 4.38 | 6:54AM 4.42 | 7:17PM 4.55 | 7:40AM 4.63 | |||||||||||||||||||
Low Tide / height (m) | 12:43AM 0.47 | 1:07PM 0.56 | 1:35AM 0.35 | 2:00PM 0.34 | 2:25AM 0.30 | 2:52PM 0.19 | ||||||||||||||||||
Wednesday 03 | Thursday 04 | Friday 05 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:07 | - | - | - | - | - | - | - | 8:08 | - | - | - | - | - | - | - | 8:10 | - | - | - |
| Sunset | - | - | - | - | - | - | 4:02 | - | - | - | - | - | - | - | 4:02 | - | - | - | - | - | - | - | 4:01 | - |
 |  |  |  |  | |  | | | | | |  | | |  | | | | |  | | | | |
Rain (mm) | 1 | - | - | - | - | - | 1 | 1 | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | 1 | - | - | 1 | 1 | 5 |
| Temp. °C | 8 | 7 | 7 | 7 | 7 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 7 | 6 | 7 | 7 | 9 | 11 |
| Feels °C (?) | 4 | 3 | 3 | 3 | 2 | 4 | 4 | 3 | 3 | 0 | -3 | -1 | 1 | 2 | 2 | 1 | 1 | 1 | 3 | 1 | 1 | -3 | -3 | 4 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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