Surf Forecasts:
Rhosneigr surf forecast from 20 Jul 2026:
- Best quality surf: Sunday 26 Jul, 7AM (local time) - 3.5ft (1.1m), 6s period, SW swell with cross-offshore winds.
- Most powerful swell: Sunday 26 Jul, 10AM (local time) - 5ft (1.5m), 5s period, WSW swell with 112 kJ wave energy.
- Next surfable swell (1★+): Sunday 26 Jul, 7AM (local time) - 3.5ft (1.1m), 6s period with SW swell.
Best Forecast Surf Conditions for Rhosneigr this week:
The surf forecast for Rhosneigr over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jul 26) at 7AM. The primary swell is predicted to be 1.1m and 6s period with a secondary swell of 1.1m and 5s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Rhosneigr in the next 16 days are 1.5m 5s and forecast to arrive on Sunday (Jul 26) at 10AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 7s period and expected on Wednesday (Jul 22) at 4AM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Sun 26th Jul) | 3.5ft (1.1m) 6s |
| Best Surf | 7AM (Sun 26th Jul) | 3.5ft (1.1m) 6s |
| Most Powerful | 10AM (Sun 26th Jul) | 5ft (1.5m) 5s |
Table - best surf conditions forecast for Rhosneigr over the next 16 days.
The Lowdown
Alright folks, Rusty here. Let's have a look at the forecast for Rhosneigr. I gotta be straight with you, this is a tough one to write. The next 16 days are looking pretty grim for a paddle. We've got a long stretch of nothing, then a few small pulses that just don't line up right.
The first half of the outlook, from Monday the 20th right through to the end of the week, is a total write-off. The combined energy is zero (0) for days, with no swell at all. It's a frustrating gap of about 4 days with absolutely nothing to recommend.
We finally see a sniff of something on Friday the 24th, but it's weak. A tiny WNW swell of 1ft with a period of just 3 seconds, and it's coming in with a cross-onshore breeze. The combined energy is a measly 8. That's not surfable, just messy wind chop. The weekend offers a little more size, with Saturday the 25th seeing a 4ft SW swell with a 5 second period, but the wind is cross-onshore again, making it choppy and poor. The energy climbs to 65, but it's still a messy, blown-out affair.
The best of a bad bunch, and I'm using that term loosely, looks like Sunday the 26th morning. The swell pushes to 5ft from the WSW with a 5 second period, and the wind is a cross-shore breeze from the NW. The combined energy hits 112 (moderate). It's still not clean, with a slight cross-chop noted, but it's the only time the energy gets over 100. For a beginner-friendly spot like Rhosneigr, 5ft is right at the top end of what's manageable, but with the average conditions, it's not a day for learners.
After that, it's back to tiny, weak, and onshore for the rest of the outlook. The second week of the forecast is more of the same: small, choppy, and uninspiring. There are no standouts, no hidden gems. This is a classic flat spell for the area. Honestly, if you're desperate for a splash, the setup on the 26th might look more interesting for a kite surfer than a paddle surfer, but for a proper surf, we're waiting for the next system.
Stay patient, folks.
Rusty.
Short Range ForecastMostly dry. Very mild (max 19°C on Wed afternoon, min 11°C on Tue night). Wind will be generally light. | Days 4-6 Weather SummarySome drizzle, heaviest during Fri night. Very mild (max 18°C on Thu afternoon, min 12°C on Wed night). Wind will be generally light. | ||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | N 5 | NNW 5 | N 6 | NNW 5 | N 5 | N 7 | NNW 6 | NNW 5 | N 6 | N 5 | N 5 | WSW 3 | S 13 | NW 4 | WNW 3 | SW 4 | SW 5 | SW 5 | WSW 5 | SW 5 | W 4 |
Wave Graph  | |||||||||||||||||||||
 kJ | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 5 | 4 | 18 | 53 | 100 | 112 | 41 | 48 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | cross-on | on | cross-on | cross-on | cross-on | cross | cross | cross | cross-off |
High Tide | 2:34PM3.37m | 2:51AM3.65m | 3:28PM3.18m | 3:49AM3.33m | 4:30PM3.04m | 4:56AM3.09m | 5:37PM2.97m | 6:08AM2.98m | 6:44PM3.01m | 7:16AM2.99m | 7:44PM3.13m | 8:13AM3.09m | 8:35PM3.31m | ||||||||
Low Tide | 8:56AM0.43m | 9:06PM0.83m | 9:44AM0.78m | 9:59PM1.11m | 10:38AM1.10m | 11:03PM1.32m | 11:45AM1.31m | 00:23AM1.40m | 1:01PM1.37m | 1:39AM1.32m | 2:06PM1.28m | 2:38AM1.14m | 2:56PM1.10m | 3:23AM0.93m | |||||||
 |  |  | | |  | | | | | | | | |  |  | | | | | | |
 | 5:15 | — | — | 5:16 | — | — | 5:18 | — | — | 5:18 | — | — | 5:20 | — | — | 5:22 | — | — | 5:24 | — | — |
 | — | — | 9:31 | — | — | 9:30 | — | — | 9:29 | — | — | 9:28 | — | — | 9:25 | — | — | 9:24 | — | — | 9:22 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — |
Temp °C | 14 | 16 | 15 | 15 | 16 | 13 | 17 | 19 | 17 | 15 | 18 | 17 | 15 | 18 | 17 | 15 | 16 | 15 | 15 | 16 | 14 |
Feels °C | 11 | 13 | 13 | 12 | 13 | 12 | 14 | 16 | 15 | 13 | 17 | 17 | 12 | 15 | 16 | 12 | 14 | 15 | 12 | 12 | 10 |
Swell 1 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | N 5 | N 5 | N 4 | S 13 | NW 4 | — | NW 4 | NW 4 | S 11 | — | NW 5 | SW 6 |
| kJ | — | — | — | — | — | — | — | — | — | 18 | 7 | 1 | 3 | 5 | — | 10 | 9 | 2 | — | 15 | 13 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | S 13 | — | S 12 | S 12 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | 3 | 3 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 5 | NNW 5 | N 6 | NNW 5 | N 5 | N 7 | NNW 6 | NNW 5 | N 6 | — | — | WSW 3 | WNW 3 | — | WNW 3 | SW 4 | SW 5 | SW 5 | WSW 5 | SW 5 | W 4 |
| kJ | 25 | 27 | 80 | 26 | 23 | 148 | 150 | 51 | 101 | — | — | 1 | 5 | — | 4 | 18 | 53 | 100 | 112 | 41 | 48 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 283 | 324 | 284 | 262 | 354 | 53 | 271 | 300 | 53 | 277 | 359 | 253 | 1523 | 1188 | 1561 | 571 | 331 | 46 | 187 | 183 | 187 |
Best forecast wave conditions in Anglesy | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
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Information about the Rhosneigr Surf forecast
The above surf forecast table for Rhosneigr provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Rhosneigr can be found by selecting the local surf guide option on the grey menu. Our Rhosneigr surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Rhosneigr) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Rhosneigr may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in Anglesy? If you are looking for accommodation near Rhosneigr, camping, hotels and holiday cottages in Anglesy, consider staying in Anglesey which is 2 km (1 miles) away. Other places in and around Anglesy where you can find information about places to rent, and car hire include Holyhead which is 12 km (7 miles) away, Bangor, Porthmadog and Llandudno.
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