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Rhosneigr Surf Forecast
/ Wales – Anglesy (10 surf breaks) /
Surf Forecasts:
Rhosneigr surfForecast / Wales – Anglesy / UK
48hr Weather and Surf, issued 6 pm Monday 18 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
11.2° C
(Which is slightly warmer than usual)How big are the waves at Rhosneigr today?
The current surf forecast for Rhosneigr at 9PM is: 1.0m 4s primary swell from a South-southwest direction (forecast issued at 06:00pm May 18). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | - | - |
| Afternoon (18 May) | 2.5ft (0.7m) | 6s |
| Evening (18 May) | 3.5ft (1.0m) | 4s |
Table - waves today at Rhosneigr. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Mon night. Very mild (max 15°C on Thu morning, min 10°C on Mon night). Winds increasing (moderate winds from the S on Mon afternoon, strong winds from the SSW by Tue night). | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SSW 6 | SSW 4 | S 5 | S 6 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SW 8 | SW 8 | SW 8 | SW 8 | SW 7 | SW 6 | SSW 6 | SSW 7 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | |
45 | 22 | 56 | 181 | 260 | 230 | 298 | 335 | 418 | 513 | 620 | 681 | 507 | 401 | 363 | 268 | 230 | 246 | 313 | 238 | 226 | 288 | 241 | 179 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 11:09PM4.30m | 11:39AM4.11m | 11:57PM4.21m | 12:31PM3.85m | 00:50AM4.04m | |||||||||||||||||||
Low Tide | 5:47PM0.04m | 6:14AM-0.11m | 6:36PM0.21m | 7:05AM-0.01m | 7:26PM0.43m | 8:01AM0.17m | ||||||||||||||||||
 | |  | | |  |  | |  | |  |  | | | |  | | |  | | | | | | |
 | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:09 | — | — | — |
 | — | 9:14 | — | — | — | — | — | — | — | 9:15 | — | — | — | — | — | — | — | 9:17 | — | — | — | — | — | 9:19 |
— | — | 1 | 3 | 3 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 11 | 10 | 11 | 12 | 12 | 12 | 12 | 13 | 12 | 11 | 11 | 11 | 11 | 11 | 12 | 13 | 12 | 12 | 12 | 12 | 12 | 13 | 15 |
6 | 6 | 5 | 4 | 5 | 6 | 6 | 5 | 6 | 4 | 2 | 4 | 5 | 5 | 5 | 6 | 7 | 6 | 7 | 7 | 6 | 6 | 7 | 10 | |
Swell 1 Height (m) Direction Period (s) | — | — | SW 5 | SW 6 | — | — | — | — | — | — | — | — | SW 16 | — | SW 13 | SW 13 | SW 13 | WSW 13 | — | — | — | — | — | — |
 kJ | — | — | 28 | 75 | — | — | — | — | — | — | — | — | 10 | — | 83 | 26 | 26 | 17 | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 6 | SSW 4 | S 5 | S 6 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SW 8 | SW 8 | SW 8 | SW 8 | SW 7 | SW 6 | SSW 6 | SSW 7 | SSW 6 | SSW 6 | SSW 6 | SSW 6 | SSW 6 |
| kJ | 45 | 22 | 56 | 181 | 260 | 230 | 298 | 335 | 418 | 513 | 620 | 681 | 507 | 401 | 363 | 268 | 230 | 246 | 313 | 238 | 226 | 288 | 241 | 179 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 253 | 253 | 257 | 257 | 257 | 283 | 283 | 257 | 304 | 300 | 300 | 277 | 277 | 253 | 253 | 257 | 299 | 461 | 292 | 253 | 89 | 107 | 250 | 228 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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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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