
Surf Forecasts:
Belle Ile surf forecast from 23 Oct 2026:
- Best quality surf: Sunday 25 Oct, 7PM (local time) - 10ft (3.0m), 13s period, W swell with cross-onshore winds.
- Most powerful swell: Friday 23 Oct, 8PM (local time) - 16ft (5.0m), 13s period, W swell with 7,874 kJ wave energy.
- Next surfable swell (1★+): Sunday 25 Oct, 7PM (local time) - 10ft (3.0m), 13s period with W swell.
Best Forecast Surf Conditions for Belle Ile this week:
The surf forecast for Belle Ile over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Oct 25) at 7PM. The primary swell is predicted to be 3.0m and 13s period with a secondary swell of 1.6m and 9s. The wind is predicted to be cross-onshore as the swell arrives.
The most powerful waves expected at Belle Ile in the next 16 days are 5.0m 13s and forecast to arrive on Friday (Oct 23) at 8PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 5s period and expected on Thursday (Oct 29) at 4PM.
| Wave Type | Time (CEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7PM (Sun 25th Oct) | 10ft (3.0m) 13s |
| Best Surf | 7PM (Sun 25th Oct) | 10ft (3.0m) 13s |
| Most Powerful | 8PM (Fri 23rd Oct) | 16ft (5.0m) 13s |
Table - best surf conditions forecast for Belle Ile over the next 16 days.
Short Range ForecastLight rain (total 9mm), mostly falling on Sat afternoon. Very mild (max 17°C on Sat night, min 12°C on Fri afternoon). Winds decreasing (gales from the WNW on Fri afternoon, light winds from the SW by Sun night). | Days 5-7 Weather SummaryMostly dry. Very mild (max 17°C on Mon afternoon, min 12°C on Thu morning). Winds decreasing (strong winds from the SW on Tue morning, calm by Wed morning). | |||||||||||||||||||
Fri 23 | Saturday 24 | Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | ||||||||||||||
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) | W 14 | W 12 | W 12 | W 8 | W 11 | W 12 | W 13 | W 13 | WSW 12 | W 12 | W 11 | W 12 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 |
Wave Graph | ||||||||||||||||||||
13067 | 3365 | 1794 | 1413 | 4894 | 4390 | 3495 | 2293 | 1622 | 1248 | 1919 | 2839 | 3611 | 2587 | 2128 | 1684 | 1160 | 722 | 449 | 238 | |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross | cross-on | cross-on | cross-on | glassy | cross | cross-off | cross-off | cross | cross |
High Tide | 3:37PM3.80m | 4:00AM3.82m | 4:12PM4.08m | 4:34AM4.10m | 4:48PM4.30m | 5:09AM4.31m | 5:26PM4.43m | 5:45AM4.43m | 6:05PM4.43m | 6:24AM4.44m | 6:46PM4.32m | 7:05AM4.33m | 7:31PM4.08m | |||||||
Low Tide | 9:48PM0.47m | 10:03AM0.46m | 10:25PM0.21m | 10:41AM0.20m | 11:02PM0.03m | 11:20AM0.01m | 11:40PM-0.05m | 12:00PM-0.07m | 00:20AM-0.01m | 12:42PM-0.04m | 1:02AM0.13m | 1:28PM0.11m | 1:48AM0.37m | |||||||
— | — | 8:42 | — | — | 7:45 | — | — | 8:45 | — | — | 8:48 | — | — | 8:48 | — | — | 8:49 | — | — | |
7:10 | — | — | 7:09 | — | — | 6:07 | — | — | 7:06 | — | — | 7:05 | — | — | 7:02 | — | — | 7:00 | — | |
mm | — | 2 | — | 4 | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 14 | 15 | 14 | 17 | 14 | 14 | 14 | 17 | 17 | 17 | 17 | 14 | 15 | 14 | 14 | 14 | 13 | 14 | 16 |
Feels °C | 1 | 7 | 9 | 6 | 7 | 7 | 7 | 8 | 14 | 13 | 12 | 14 | 9 | 9 | 11 | 12 | 12 | 7 | 9 | 13 |
Swell 1 Height (m) Direction Period (s) | — | — | W 12 | — | — | W 12 | W 13 | W 13 | W 12 | WNW 12 | W 11 | W 12 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 11 |
— | — | 1794 | — | — | 4390 | 3495 | 2293 | 735 | 299 | 1919 | 2839 | 3611 | 2587 | 2128 | 1684 | 1160 | 722 | 449 | 238 | |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | SW 9 | SW 9 | SW 8 | — | — | — | — | — | — | — | WSW 16 | W 14 | WNW 12 | W 12 | — |
— | — | — | — | — | 853 | 388 | 136 | — | — | — | — | — | — | — | 85 | 148 | 407 | 278 | — | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | W 14 | W 12 | W 12 | W 8 | W 11 | — | — | — | WSW 12 | W 12 | WSW 11 | — | — | — | — | — | — | SE 4 | SE 5 | SSE 4 |
13067 | 3365 | 1302 | 1413 | 4894 | — | — | — | 1622 | 1248 | 1347 | — | — | — | — | — | — | 15 | 31 | 14 | |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 456 | 434 | 259 | 429 | 426 | 45 | 45 | 117 | 343 | 206 | 177 | 426 | 206 | 36 | 0 | 101 | 0 | 118 | 168 | 177 |
Best forecast wave conditions in Morbihan - Brittany | ||||||||||||||||||||
Best forecast wave conditions in France | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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Information about the Belle Ile Surf forecast
The above surf forecast table for Belle Ile provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Belle Ile can be found by selecting the local surf guide option on the grey menu. Our Belle Ile 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 (Belle Ile) 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 Belle Ile 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.
Belle Ile is 48 km (30 miles) from the city of Ploemeur. If you plan a holiday in Morbihan - Brittany, look for hotels and other accommodation in Ploemeur. Ploemeur has rooms for a wide range of budgets as well as car hire and transport links.










