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Rhosneigr Surf Forecast
/ Wales – Anglesy (10 surf breaks) /
Surf Forecasts:
Rhosneigr surfForecast / Wales – Anglesy / UK
48hr Weather and Surf, issued 12 am Thursday 21 May 2026 BSTForecast 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
11.4° C
(Which is slightly warmer than usual)How big are the waves at Rhosneigr today?
The current surf forecast for Rhosneigr at 9AM is: 1.8m 6s primary swell from a South-southwest direction and 0.1m 15s secondary swell from a South direction (forecast issued at 12:00am May 21). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 6ft (1.8m) | 6s |
| Afternoon (21 May) | 4.5ft (1.4m) | 6s |
| Evening (21 May) | 4ft (1.2m) | 7s |
Table - waves today at Rhosneigr. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Wed night. Very mild (max 17°C on Thu night, min 12°C on Wed night). Mainly fresh winds. | ||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | ||||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 5 | SW 5 | SW 7 | SW 6 | SSW 7 | SW 6 | SW 6 | SSW 8 | SW 8 | |
179 | 143 | 241 | 257 | 170 | 154 | 120 | 83 | 77 | 62 | 87 | 80 | 72 | 64 | 68 | 42 | 24 | 49 | 10 | 29 | 20 | 10 | 47 | 11 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | |
High Tide | 00:50AM4.04m | 1:31PM3.54m | 1:49AM3.84m | 2:41PM3.27m | 2:59AM3.64m | 4:04PM3.10m | ||||||||||||||||||
Low Tide | 8:01AM0.17m | 8:20PM0.68m | 9:00AM0.39m | 9:18PM0.91m | 10:05AM0.59m | |||||||||||||||||||
 |  |  |  | |  | |  | |  | | | | | | | | |  | | | | | | |
 | — | 5:09 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:19 | — | — | — | — | — | — | — | 9:21 | — | — | — | — | — | — | — | 9:22 | — |
— | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 12 | 13 | 14 | 15 | 15 | 17 | 16 | 15 | 14 | 14 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 |
7 | 6 | 7 | 8 | 9 | 10 | 11 | 16 | 11 | 10 | 11 | 10 | 11 | 12 | 12 | 11 | 11 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | |
Swell 1 Height (m) Direction Period (s) | — | WSW 8 | — | S 15 | — | — | S 15 | SSW 7 | S 15 | SW 15 | — | SW 8 | SW 10 | SW 11 | SW 11 | SW 10 | SSW 7 | SW 10 | SW 6 | SSW 7 | SW 13 | SW 6 | SW 13 | SW 8 |
 kJ | — | 14 | — | 5 | — | — | 4 | 83 | 4 | 8 | — | 15 | 39 | 19 | 18 | 17 | 18 | 15 | 10 | 29 | 7 | 10 | 7 | 11 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | W 15 | S 15 | W 15 | SW 15 | SW 8 | WSW 10 | — | — | — | — | SW 10 | SW 14 | WSW 10 | SW 13 | — | SW 13 | SW 13 | SW 13 |
| kJ | — | — | — | — | — | — | 4 | 4 | 4 | 8 | 2 | 21 | — | — | — | — | 16 | 7 | 9 | 7 | — | 7 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 14 | — | S 7 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 | — | 1 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 7 | — | SSW 7 | SSW 5 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 7 | SSW 5 | SW 5 | SW 7 | SW 4 | — | SW 6 | SSW 3 | SSW 8 | SSW 4 |
| kJ | 179 | 143 | 241 | 257 | 170 | 154 | 120 | — | 77 | 62 | 87 | 80 | 72 | 64 | 68 | 42 | 24 | 49 | 8 | — | 20 | 2 | 47 | 8 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 107 | 250 | 250 | 250 | 181 | 183 | 183 | 152 | 181 | 75 | 51 | 107 | 46 | 46 | 46 | 107 | 120 | 46 | 46 | 152 | 46 | 46 | 46 | 152 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
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Ocean Swells (m)- Wind Speed (km/h)
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