Surf Forecasts:
Belle Ile surf forecast from 10 Nov 2026:
- Best quality surf: Friday 20 Nov, 1PM (local time) - 18ft (5.5m), 14s period, WSW swell with onshore winds.
- Most powerful swell: Friday 20 Nov, 1PM (local time) - 18ft (5.5m), 14s period, WSW swell with 10,494 kJ wave energy.
- Next surfable swell (1★+): Wednesday 11 Nov, 4PM (local time) - 7.5ft (2.3m), 12s period with WSW 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 Wednesday (Nov 11) at 4PM. The primary swell is predicted to be 2.3m and 12s period with a secondary swell of 0.4m and 5s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Belle Ile in the next 16 days are 5.5m 14s and forecast to arrive on Friday (Nov 20) at 1PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.9m 6s period and expected on Monday (Nov 23) at 1PM.
| Wave Type | Time (CET) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 4PM (Wed 11th Nov) | 7.5ft (2.3m) 12s |
| Best Surf | 1PM (Fri 20th Nov) | 18ft (5.5m) 14s |
| Most Powerful | 1PM (Fri 20th Nov) | 18ft (5.5m) 14s |
Table - best surf conditions forecast for Belle Ile over the next 16 days.
Short Range ForecastLight rain (total 4mm), mostly falling on Tue morning. Very mild (max 15°C on Tue morning, min 9°C on Thu night). Winds increasing (light winds from the SSE on Wed afternoon, strong winds from the NE by Thu afternoon). | Days 4-6 Weather SummaryModerate rain (total 19mm), heaviest on Sun night. Very mild (max 16°C on Sun night, min 7°C on Fri night). Mainly gales. | ||||||||||||||||||||
Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | |||||||||||||||
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 12 | WSW 14 | WSW 13 | WSW 13 | WSW 12 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 9 | SW 12 | SW 11 | WSW 11 | WSW 12 | SW 12 | SW 9 | SSW 7 | SW 11 | WSW 11 | WSW 11 | WSW 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 807 | 2253 | 2275 | 1935 | 1599 | 1104 | 582 | 339 | 169 | 64 | 45 | 126 | 157 | 174 | 3706 | 1182 | 860 | 5378 | 3897 | 3030 | 4586 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-on | on | cross-on | cross | cross-on | on | cross |
High Tide | 5:02PM3.95m | 5:14AM4.05m | 5:32PM3.83m | 5:44AM3.95m | 6:03PM3.68m | 6:17AM3.80m | 6:37PM3.49m | 6:53AM3.61m | 7:14PM3.28m | 7:34AM3.41m | 7:58PM3.07m | 8:23AM3.22m | 8:56PM2.90m | ||||||||
Low Tide | 10:57AM0.29m | 11:11PM0.41m | 11:33AM0.38m | 11:47PM0.55m | 12:11PM0.54m | 00:23AM0.72m | 12:50PM0.74m | 1:02AM0.93m | 1:32PM0.97m | 1:45AM1.13m | 2:21PM1.18m | 2:35AM1.32m | 3:18PM1.33m | 3:36AM1.44m | |||||||
 |  |  |  | |  | | |  | | | |  | |  | | |  |  | | | |
 | 8:07 | — | — | 8:10 | — | — | 8:11 | — | — | 8:12 | — | — | 8:14 | — | — | 8:15 | — | — | 8:17 | — | — |
 | — | 5:44 | — | — | 5:42 | — | — | 5:40 | — | — | 5:39 | — | — | 5:38 | — | — | 5:37 | — | — | 5:37 | — |
mm | 2 | — | 1 | — | 1 | — | — | — | — | — | — | — | — | — | 3 | — | — | 16 | 1 | — | 18 |
Temp °C | 15 | 15 | 15 | 15 | 15 | 14 | 13 | 12 | 11 | 9 | 10 | 9 | 8 | 11 | 15 | 13 | 14 | 16 | 16 | 14 | 16 |
Feels °C | 13 | 12 | 12 | 12 | 13 | 10 | 5 | 3 | 3 | 1 | 2 | 0 | 0 | 4 | 10 | 7 | 10 | 8 | 8 | 6 | 7 |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 14 | WSW 13 | WSW 13 | WSW 12 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 9 | WSW 9 | SW 11 | WSW 11 | WSW 12 | — | WSW 11 | — | — | SSE 8 | SSE 8 | — |
| kJ | 807 | 2253 | 2275 | 1935 | 1599 | 1104 | 582 | 339 | 169 | 64 | 45 | 126 | 157 | 174 | — | 70 | — | — | 167 | 96 | — |
Swell 2 Height (m) Direction Period (s) | S 6 | — | S 6 | S 6 | SSE 5 | — | S 4 | SSE 5 | S 5 | WSW 12 | SW 12 | SW 14 | WSW 13 | — | — | — | — | — | — | — | — |
| kJ | 24 | — | 27 | 15 | 9 | — | 2 | 2 | 1 | 15 | 37 | 53 | 35 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | WSW 16 | — | — | — | — | — | — | — | — | SW 17 | WSW 16 | — | — | — | — | — | — | — | — | — | — |
| kJ | 153 | — | — | — | — | — | — | — | — | 12 | 25 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | S 5 | — | S 6 | — | SE 5 | ENE 4 | NE 4 | ENE 5 | E 5 | E 5 | ESE 6 | ESE 6 | SE 5 | SW 12 | SW 9 | SSW 7 | SW 11 | WSW 11 | WSW 11 | WSW 11 |
| kJ | — | 13 | — | 15 | — | 13 | 16 | 17 | 56 | 75 | 51 | 155 | 194 | 90 | 3706 | 1182 | 860 | 5378 | 3897 | 3030 | 4586 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 32 | 101 | 101 | 101 | 0 | 29 | 126 | 474 | 36 | 31 | 31 | 117 | 117 | 32 | 176 | 290 | 121 | 428 | 435 | 426 | 445 |
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.
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