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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 Sunday 17 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
11.1° C
(Which is normal for this time of year)How big are the waves at Rhosneigr today?
The current surf forecast for Rhosneigr at 9PM is: 1.2m 5s primary swell from a Southwest direction (forecast issued at 06:00pm May 17). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | - | - |
| Afternoon (17 May) | 3.5ft (1.0m) | 4s |
| Evening (17 May) | 4ft (1.2m) | 5s |
Table - waves today at Rhosneigr. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 19mm), heaviest on Mon night. Very mild (max 12°C on Mon night, min 8°C on Sun night). Winds increasing (light winds from the W on Sun night, strong winds from the SSW by Tue afternoon). | ||||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 4 | SW 5 | SW 5 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SSW 6 | SSW 4 | SSW 4 | SSW 5 | S 6 | SSW 7 | SSW 7 | SSW 6 | SSW 7 | SW 7 | SW 8 | SW 8 | SW 8 | SW 8 | SW 6 | SW 7 | |
39 | 66 | 77 | 86 | 66 | 56 | 42 | 34 | 37 | 16 | 28 | 84 | 267 | 316 | 237 | 265 | 450 | 684 | 703 | 681 | 533 | 494 | 255 | 268 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | on | on | on | on | on | on | on | on | on | |
High Tide | 10:24PM4.29m | 10:49AM4.27m | 11:09PM4.30m | 11:39AM4.11m | 11:57PM4.21m | 12:31PM3.85m | ||||||||||||||||||
Low Tide | 5:00PM-0.03m | 5:24AM-0.11m | 5:47PM0.04m | 6:14AM-0.11m | 6:36PM0.21m | 7:05AM-0.01m | ||||||||||||||||||
 |  |  |  |  | | |  |  | | | | | | | |  | |  | | | | | | |
 | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:11 | — | — | — |
 | — | 9:13 | — | — | — | — | — | — | — | 9:14 | — | — | — | — | — | — | — | 9:15 | — | — | — | — | — | 9:17 |
1 | 1 | — | 1 | 1 | 1 | 1 | — | — | — | 1 | 3 | 2 | 3 | 1 | 1 | — | — | — | 1 | 1 | — | — | — | |
Temp °C | 10 | 9 | 10 | 8 | 9 | 9 | 9 | 10 | 11 | 11 | 10 | 10 | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 12 |
4 | 4 | 4 | 3 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 7 | 6 | 5 | 4 | 4 | 4 | 4 | 5 | 5 | 6 | 6 | |
Swell 1 Height (m) Direction Period (s) | NNW 4 | SW 12 | — | — | SW 6 | SW 6 | SW 6 | SW 6 | — | — | SSW 6 | SW 5 | SW 6 | — | — | — | — | — | — | — | SW 16 | — | SW 14 | SW 13 |
 kJ | 2 | 6 | — | — | 66 | 56 | 42 | 34 | — | — | 4 | 40 | 91 | — | — | — | — | — | — | — | 40 | — | 52 | 26 |
Swell 2 Height (m) Direction Period (s) | SW 12 | — | — | — | WNW 4 | W 12 | NW 4 | WNW 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 6 | — | — | — | 7 | 3 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 4 | SW 5 | SW 5 | SW 6 | — | NW 4 | NW 4 | — | SSW 6 | SSW 4 | SSW 4 | SSW 5 | S 6 | SSW 7 | SSW 7 | SSW 6 | SSW 7 | SW 7 | SW 8 | SW 8 | SW 8 | SW 8 | SW 6 | SW 7 |
| kJ | 39 | 66 | 77 | 86 | — | 4 | 3 | — | 37 | 16 | 28 | 84 | 267 | 316 | 237 | 265 | 450 | 684 | 703 | 681 | 533 | 494 | 255 | 268 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 242 | 242 | 242 | 242 | 46 | 46 | 46 | 46 | 257 | 257 | 257 | 315 | 283 | 250 | 257 | 283 | 279 | 277 | 253 | 259 | 259 | 259 | 381 | 381 |
Best forecast wave conditions in Anglesy | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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