Surf Forecasts:
Belle Ile surf forecast from 18 Jun 2026:
- Best quality surf: Saturday 20 Jun, 11AM (local time) - 3.5ft (1.0m), 8s period, W swell with glassy winds.
- Most powerful swell: Thursday 18 Jun, 11PM (local time) - 3.5ft (1.1m), 10s period, W swell with 231 kJ wave energy.
- Next surfable swell (1★+): Saturday 20 Jun, 11AM (local time) - 3.5ft (1.0m), 8s 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 Saturday (Jun 20) at 11AM. The primary swell is predicted to be 1.0m and 8s period with a secondary swell of 0.1m and 10s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Belle Ile in the next 16 days are 1.1m 10s and forecast to arrive on Thursday (Jun 18) at 11PM. 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 4s period and expected on Thursday (Jun 25) at 8AM.
| Wave Type | Time (CEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11AM (Sat 20th Jun) | 3.5ft (1.0m) 8s |
| Best Surf | 11AM (Sat 20th Jun) | 3.5ft (1.0m) 8s |
| Most Powerful | 11PM (Thu 18th Jun) | 3.5ft (1.1m) 10s |
Table - best surf conditions forecast for Belle Ile over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Thu morning. Warm (max 23°C on Sat night, min 16°C on Thu morning). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Warm (max 33°C on Tue night, min 19°C on Sun morning). Winds increasing (light winds from the SE on Sun afternoon, fresh winds from the NNE by Tue night). | ||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||
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) | W 10 | W 10 | W 10 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 7 | W 7 | W 7 | W 7 | WSW 7 | W 12 | W 11 | WSW 10 | W 9 | WSW 9 | WSW 8 | W 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 279 | 230 | 221 | 164 | 162 | 173 | 130 | 102 | 93 | 39 | 39 | 25 | 9 | 10 | 11 | 21 | 33 | 42 | 25 | 23 | 12 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | on | cross-on | on | on | cross-on | glassy | cross-on | cross-off | off | on | cross-off | cross-off | cross-on | cross-off | cross-off | cross-on | cross-off | cross-off | cross-on | cross-off |
High Tide | 8:12PM4.28m | 8:43AM3.79m | 9:04PM4.07m | 9:38AM3.57m | 10:00PM3.82m | 10:36AM3.38m | 10:59PM3.58m | 11:40AM3.24m | 00:05AM3.37m | 12:47PM3.18m | 1:12AM3.25m | 1:50PM3.20m | 2:15AM3.22m | ||||||||
Low Tide | 1:57PM0.27m | 2:33AM0.19m | 2:48PM0.44m | 3:26AM0.40m | 3:42PM0.64m | 4:21AM0.63m | 4:38PM0.85m | 5:17AM0.84m | 5:37PM1.02m | 6:15AM0.99m | 6:39PM1.13m | 7:13AM1.08m | 7:41PM1.15m | ||||||||
 |  |  |  | | | | | | | | | | | | | | | | | | |
 | 6:15 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — |
 | — | — | 10:12 | — | — | 10:12 | — | — | 10:12 | — | — | 10:12 | — | — | 10:13 | — | — | 10:13 | — | — | 10:13 |
mm | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 19 | 19 | 19 | 18 | 19 | 18 | 22 | 23 | 21 | 26 | 28 | 26 | 31 | 32 | 24 | 32 | 33 | 23 | 32 | 33 |
Feels °C | 17 | 18 | 17 | 18 | 17 | 17 | 19 | 20 | 20 | 21 | 26 | 27 | 26 | 30 | 30 | 23 | 29 | 28 | 20 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 7 | W 7 | W 7 | W 7 | WSW 7 | WNW 7 | W 11 | WSW 10 | W 9 | WSW 9 | WSW 8 | W 8 |
| kJ | 279 | 230 | 221 | 164 | 162 | 173 | 130 | 102 | 93 | 39 | 39 | 25 | 9 | 10 | 4 | 21 | 33 | 42 | 25 | 23 | 12 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | W 10 | W 10 | NW 4 | WNW 4 | — | W 9 | WNW 8 | WNW 7 | WSW 7 | WSW 7 | E 3 | WSW 7 | NW 7 | SE 4 | — |
| kJ | — | — | — | — | — | — | 2 | 2 | 11 | 2 | — | 2 | 7 | 5 | 5 | 5 | 2 | 5 | 2 | 4 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | W 9 | NW 8 | — | — | — | — | W 12 | NW 6 | WSW 7 | NW 6 | — | NW 7 | W 13 |
| kJ | — | — | — | — | — | — | — | — | 2 | 2 | — | — | — | — | 11 | 2 | 5 | 2 | — | 2 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | NW 3 | — | — | NW 3 | — | — | NNE 3 | NE 3 | — | NE 3 | NE 3 | — | NNE 4 | E 4 | — | ENE 3 | E 4 | — | NE 3 |
| kJ | — | — | 2 | — | — | 2 | — | — | 7 | 2 | — | 2 | 2 | — | 11 | 10 | — | 10 | 11 | — | 9 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 45 | 36 | 90 | 90 | 36 | 0 | 90 | 29 | 21 | 429 | 462 | 581 | 524 | 524 | 595 | 90 | 328 | 581 | 50 | 356 |
Best forecast wave conditions in Morbihan - Brittany | |||||||||||||||||||||
Best forecast wave conditions in France | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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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