Surf Forecasts:
Les Roches Blanches surf forecast from 27 Aug 2026:
- Best quality surf: Sunday 30 Aug, 2AM (local time) - 7ft (2.2m), 9s period, W swell with cross-offshore winds.
- Most powerful swell: Saturday 29 Aug, 8PM (local time) - 8ft (2.4m), 9s period, WSW swell with 977 kJ wave energy.
- Next surfable swell (1★+): Thursday 27 Aug, 11AM (local time) - 2.5ft (0.8m), 7s period with SW swell.
Best Forecast Surf Conditions for Les Roches Blanches this week:
The surf forecast for Les Roches Blanches over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Aug 27) at 11AM. The primary swell is predicted to be 0.8m and 7s period with a secondary swell of 0.4m and 8s. Another secondary swell of 0.1m and 11s is also forecast. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Les Roches Blanches in the next 16 days are 2.5m 8s and forecast to arrive on Saturday (Aug 29) at 8PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 5s period and expected on Thursday (Aug 27) at 8AM.
| Wave Type | Time (CEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11AM (Thu 27th Aug) | 2.5ft (0.8m) 7s |
| Best Surf | 2AM (Sun 30th Aug) | 7ft (2.2m) 9s |
| Most Powerful | 8PM (Sat 29th Aug) | 8ft (2.4m) 9s |
Table - best surf conditions forecast for Les Roches Blanches over the next 16 days.
Short Range ForecastLight rain (total 3mm), mostly falling on Sat morning. Warm (max 21°C on Thu afternoon, min 15°C on Thu night). Winds increasing (calm on Thu night, strong winds from the WSW by Sat afternoon). | Days 4-6 Weather SummaryLight rain (total 5mm), mostly falling on Sun night. Warm (max 21°C on Sun afternoon, min 15°C on Tue morning). Winds decreasing (fresh winds from the SW on Sun night, calm by Tue morning). | ||||||||||||||||||||
Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | Monday 31 | Tuesday 1 | Wednesday 2 | |||||||||||||||
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) | SW 7 | SW 6 | WNW 10 | W 9 | WSW 9 | W 7 | WSW 8 | WSW 8 | W 9 | W 9 | W 9 | WSW 9 | WSW 9 | W 10 | W 10 | W 9 | W 9 | W 8 | W 8 | W 8 | WNW 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 62 | 51 | 56 | 110 | 283 | 243 | 480 | 770 | 812 | 388 | 388 | 754 | 773 | 637 | 400 | 229 | 155 | 88 | 64 | 44 | 75 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | glassy | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross | cross-on | cross-off | glassy |
High Tide | 5:10PM4.43m | 5:26AM4.34m | 5:40PM4.64m | 5:57AM4.53m | 6:11PM4.77m | 6:28AM4.63m | 6:43PM4.81m | 7:01AM4.65m | 7:16PM4.74m | 7:35AM4.57m | 7:52PM4.56m | 8:13AM4.39m | 8:33PM4.28m | ||||||||
Low Tide | 11:12AM0.58m | 11:34PM0.40m | 11:44AM0.37m | 00:04AM0.23m | 12:15PM0.23m | 00:35AM0.13m | 12:47PM0.18m | 1:07AM0.13m | 1:20PM0.22m | 1:40AM0.22m | 1:55PM0.35m | 2:16AM0.42m | 2:34PM0.57m | 2:57AM0.70m | |||||||
 |  |  |  | | |  | | | | |  | | | | | | | | |  | |
 | 7:26 | — | — | 7:28 | — | — | 7:30 | — | — | 7:31 | — | — | 7:33 | — | — | 7:33 | — | — | 7:35 | — | — |
 | — | — | 9:08 | — | — | 9:07 | — | — | 9:05 | — | — | 9:02 | — | — | 9:00 | — | 8:59 | — | — | 8:57 | — |
mm | — | — | — | — | — | — | 3 | — | — | 1 | — | 4 | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 21 | 19 | 18 | 20 | 19 | 19 | 20 | 19 | 19 | 21 | 18 | 18 | 19 | 18 | 17 | 19 | 18 | 17 | 20 | 18 |
Feels °C | 17 | 19 | 19 | 16 | 17 | 16 | 15 | 14 | 16 | 16 | 18 | 14 | 15 | 16 | 17 | 15 | 17 | 17 | 17 | 18 | 17 |
Swell 1 Height (m) Direction Period (s) | W 8 | W 8 | SW 6 | W 9 | W 9 | W 7 | — | — | W 9 | W 9 | — | — | WSW 9 | W 10 | W 10 | W 9 | W 9 | W 8 | W 8 | W 8 | WNW 8 |
| kJ | 21 | 32 | 30 | 110 | 79 | 243 | — | — | 812 | 388 | — | — | 773 | 637 | 400 | 229 | 155 | 88 | 64 | 44 | 75 |
Swell 2 Height (m) Direction Period (s) | W 11 | WNW 10 | W 7 | SW 6 | — | — | — | — | SSW 7 | SW 7 | — | — | — | SSW 6 | — | — | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 |
| kJ | 2 | 20 | 35 | 18 | — | — | — | — | 131 | 67 | — | — | — | 35 | — | — | 11 | 10 | 10 | 9 | 8 |
Swell 3 Height (m) Direction Period (s) | — | — | WNW 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 56 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 7 | SW 6 | — | — | WSW 9 | — | WSW 8 | WSW 8 | — | — | W 9 | WSW 9 | — | — | — | — | WNW 2 | — | — | WSW 2 | — |
| kJ | 62 | 51 | — | — | 283 | — | 480 | 770 | — | — | 388 | 754 | — | — | — | — | 1 | — | — | 1 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 493 | 0 | 509 | 490 | 0 | 27 | 246 | 509 | 27 | 27 | 16 | 0 | 278 | 33 | 16 | 231 | 0 |
Best forecast wave conditions in Finistere - Brittany | |||||||||||||||||||||
Best forecast wave conditions in France | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Les Roches Blanches Surf forecast
The above surf forecast table for Les Roches Blanches provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Les Roches Blanches can be found by selecting the local surf guide option on the grey menu. Our Les Roches Blanches 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 (Les Roches Blanches) 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 Les Roches Blanches 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.
Les Roches Blanches is 3 km (2 miles) from the city of Douarnenez. If you plan a holiday in Finistere - Brittany, look for hotels and other accommodation in Douarnenez. Douarnenez has rooms for a wide range of budgets as well as car hire and transport links.
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