Surf Forecasts:
Belle Ile surf forecast from 30 Sep 2026:
- Best quality surf: Thursday 1 Oct, 5PM (local time) - 10ft (3.0m), 16s period, W swell with onshore winds.
- Most powerful swell: Thursday 1 Oct, 5PM (local time) - 10ft (3.0m), 16s period, W swell with 4,891 kJ wave energy.
- Next surfable swell (1★+): Thursday 1 Oct, 5PM (local time) - 10ft (3.0m), 16s 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 Thursday (Oct 01) at 5PM. The primary swell is predicted to be 3.0m and 16s period with a secondary swell of 1.6m and 16s. The wind is predicted to be onshore as the swell arrives.
The most powerful waves expected at Belle Ile in the next 16 days are 3.0m 16s and forecast to arrive on Thursday (Oct 01) at 5PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Sunday (Oct 04) at 8AM.
| Wave Type | Time (CEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5PM (Thu 1st Oct) | 10ft (3.0m) 16s |
| Best Surf | 5PM (Thu 1st Oct) | 10ft (3.0m) 16s |
| Most Powerful | 5PM (Thu 1st Oct) | 10ft (3.0m) 16s |
Table - best surf conditions forecast for Belle Ile over the next 16 days.
Short Range ForecastLight rain (total 4mm), mostly falling on Wed morning. Warm (max 20°C on Fri night, min 14°C on Fri morning). Winds decreasing (fresh winds from the WSW on Wed night, light winds from the NE by Fri afternoon). | Days 4-6 Weather SummaryMostly dry. Warm (max 23°C on Sun night, min 15°C on Sun morning). Winds decreasing (fresh winds from the NE on Sun morning, calm by Mon night). | ||||||||||||||||||||
Wednesday 30 | Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | Tuesday 6 | |||||||||||||||
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) | WSW 11 | WSW 10 | WSW 10 | W 13 | W 16 | W 14 | W 13 | W 12 | WNW 11 | W 10 | W 10 | W 10 | WNW 10 | WNW 9 | WNW 9 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1360 | 1030 | 1433 | 2469 | 4891 | 2557 | 1070 | 647 | 422 | 270 | 208 | 204 | 125 | 118 | 92 | 74 | 77 | 92 | 62 | 56 | 54 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | on | cross | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross | glassy | on | cross |
High Tide | 7:41PM4.14m | 8:00AM4.05m | 8:25PM3.82m | 8:47AM3.76m | 9:20PM3.45m | 9:48AM3.45m | 10:38PM3.11m | 11:23AM3.23m | 00:40AM3.01m | 1:19PM3.30m | 2:13AM3.22m | 2:35PM3.59m | 3:13AM3.52m | ||||||||
Low Tide | 1:41PM0.18m | 2:02AM0.37m | 2:27PM0.43m | 2:50AM0.69m | 3:22PM0.74m | 3:49AM1.02m | 4:33PM1.03m | 5:05AM1.26m | 6:00PM1.15m | 6:34AM1.29m | 7:28PM1.02m | 7:54AM1.08m | 8:37PM0.75m | ||||||||
 |  | |  | |  |  | |  | | |  | | | | | | | | | | |
 | 8:08 | — | — | 8:10 | — | — | 8:11 | — | — | 8:12 | — | — | 8:15 | — | — | 8:15 | — | — | 8:17 | — | — |
 | — | 7:54 | — | — | 7:52 | — | — | 7:51 | — | — | 7:49 | — | — | 7:46 | — | — | 7:45 | — | — | 7:43 | — |
mm | 1 | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 19 | 18 | 16 | 17 | 16 | 15 | 18 | 20 | 17 | 21 | 22 | 16 | 22 | 23 | 19 | 21 | 21 | 19 | 18 | 19 |
Feels °C | 17 | 16 | 14 | 12 | 14 | 14 | 13 | 16 | 16 | 12 | 18 | 18 | 10 | 20 | 20 | 15 | 20 | 20 | 18 | 16 | 13 |
Swell 1 Height (m) Direction Period (s) | WSW 11 | WSW 10 | — | W 13 | W 16 | W 14 | W 13 | W 12 | WNW 11 | W 10 | W 10 | W 10 | WNW 10 | WNW 9 | WNW 9 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 |
| kJ | 1360 | 1030 | — | 2469 | 4891 | 2557 | 1070 | 647 | 422 | 270 | 208 | 204 | 125 | 118 | 92 | 74 | 77 | 92 | 62 | 56 | 54 |
Swell 2 Height (m) Direction Period (s) | S 6 | — | — | — | W 16 | — | — | — | — | — | — | — | — | E 4 | SE 4 | W 10 | SE 4 | SSE 4 | W 8 | W 8 | WNW 14 |
| kJ | 46 | — | — | — | 1290 | — | — | — | — | — | — | — | — | 7 | 2 | 2 | 4 | 1 | 1 | 1 | 18 |
Swell 3 Height (m) Direction Period (s) | WNW 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ENE 3 | W 8 | — | — | S 7 |
| kJ | 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | — | — | 1 |
Wind waves Height (m) Direction Period (s) | — | S 6 | WSW 10 | — | — | — | — | — | ENE 3 | ENE 4 | ENE 3 | NE 4 | ENE 4 | NE 3 | ENE 3 | E 4 | ESE 4 | — | SSE 4 | SSE 3 | — |
| kJ | — | 24 | 1433 | — | — | — | — | — | 1 | 11 | 4 | 17 | 28 | 3 | 3 | 13 | 10 | — | 1 | 1 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 144 | 158 | 156 | 44 | 82 | 23 | 0 | 0 | 29 | 29 | 1 | 29 | 29 | 0 | 31 | 0 | 0 | 48 | 0 | 90 | 44 |
Best forecast wave conditions in Morbihan - Brittany | |||||||||||||||||||||
Best forecast wave conditions in France | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Belle Ile surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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.
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