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Surf Forecasts:
Rhosneigr surfForecast / Wales – Anglesy / UK
48hr Weather and Surf, issued 5 am Wednesday 17 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Rhosneigr surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rhosneigr sea temperature is
11.0° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Rhosneigr today?
The current surf forecast for Rhosneigr at 11AM is: 3.5m 8s primary swell from a South-southwest direction (forecast issued at 05:00am December 17). The wind direction is predicted to be cross-onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 11ft (3.5m) | 8s |
| Afternoon (17 Dec) | 11ft (3.5m) | 8s |
| Evening (17 Dec) | 7ft (2.1m) | 9s |
Table - waves today at Rhosneigr. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||||||||
| 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 | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 6 | 6 | 9 | 6 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 406 | 1178 | 1777 | 1861 | 1475 | 966 | 691 | 537 | 331 | 287 | 421 | 239 | 289 | 403 | 363 | 674 | 1125 | 1422 | 1145 | 763 | 576 | 436 | 386 | 458 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | on | on | on | on | cross- on |
High Tide / height (m) | 7:28AM 3.42 | 7:45PM 3.42 | 8:06AM 3.56 | 8:25PM 3.50 | 8:42AM 3.67 | 9:03PM 3.56 | ||||||||||||||||||
Low Tide / height (m) | 2:13PM 0.86 | 2:30AM 0.79 | 2:52PM 0.70 | 3:07AM 0.70 | 3:30PM 0.58 | |||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Sat 20 | |||||||||||||||||||||
| Sunrise | - | - | 8:26 | - | - | - | - | - | - | - | 8:27 | - | - | - | - | - | - | - | 8:29 | - | - | - | - | - |
| Sunset | - | - | - | - | 4:00 | - | - | - | - | - | - | - | 4:00 | - | - | - | - | - | - | - | 4:00 | - | - | - |
 |  |  | | |  | | |  | |  | | | |  | | | |  |  | | | | | |
Rain (mm) | - | 1 | 5 | 5 | 2 | 9 | 7 | 1 | - | - | - | 1 | 2 | 3 | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 9 | 9 | 9 | 10 | 11 | 12 | 11 | 10 | 11 | 10 | 10 | 9 | 9 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 10 | 10 | 10 |
| Feels °C (?) | -1 | -3 | -2 | -1 | 2 | 6 | 6 | 7 | 3 | 3 | 4 | 2 | 3 | -2 | -2 | -2 | -2 | -1 | -1 | 0 | 0 | 2 | 2 | 1 |
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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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