Surf Forecasts:
Les Roches Blanches surf forecast from 21 Aug 2026:
- Best quality surf: Wednesday 26 Aug, 8PM (local time) - 6ft (1.8m), 8s period, SW swell with offshore winds.
- Most powerful swell: Wednesday 26 Aug, 2PM (local time) - 7ft (2.1m), 8s period, SW swell with 596 kJ wave energy.
- Next surfable swell (1★+): Saturday 22 Aug, 2PM (local time) - 1.5ft (0.5m), 10s period with W 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 Saturday (Aug 22) at 2PM. The primary swell is predicted to be 0.5m and 10s period with a secondary swell of 0.5m and 8s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Les Roches Blanches in the next 16 days are 2.1m 8s and forecast to arrive on Wednesday (Aug 26) at 2PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.7m 4s period and expected on Tuesday (Aug 25) at 5PM.
| Wave Type | Time (CEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2PM (Sat 22nd Aug) | 1.5ft (0.5m) 10s |
| Best Surf | 8PM (Wed 26th Aug) | 6ft (1.8m) 8s |
| Most Powerful | 2PM (Wed 26th Aug) | 7ft (2.1m) 8s |
Table - best surf conditions forecast for Les Roches Blanches over the next 16 days.
Short Range ForecastMostly dry. Warm (max 26°C on Sun afternoon, min 13°C on Sat morning). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 26mm), heaviest during Tue night. Warm (max 26°C on Mon afternoon, min 16°C on Wed night). Winds decreasing (fresh winds from the E on Mon morning, calm by Tue morning). | ||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | |||||||||||||||
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) | WNW 10 | WNW 9 | WNW 8 | W 10 | W 9 | W 9 | W 9 | SW 12 | WSW 10 | WSW 9 | SW 9 | SW 9 | NW 11 | WNW 10 | SW 7 | SW 7 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 328 | 308 | 149 | 45 | 41 | 25 | 13 | 37 | 38 | 17 | 13 | 20 | 29 | 39 | 91 | 362 | 545 | 186 | 408 | 477 | 270 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | off | off | cross-off | off | off | off | off | cross-off | cross-off |
High Tide | 11:12AM3.18m | 11:58PM2.98m | 12:54PM3.08m | 1:49AM2.99m | 2:28PM3.23m | 3:02AM3.22m | 3:24PM3.52m | 3:48AM3.51m | 4:04PM3.84m | 4:23AM3.82m | 4:38PM4.15m | 4:56AM4.10m | 5:10PM4.43m | ||||||||
Low Tide | 6:00PM1.75m | 6:37AM1.81m | 7:38PM1.77m | 8:10AM1.72m | 8:56PM1.56m | 9:16AM1.46m | 9:48PM1.26m | 10:02AM1.15m | 10:27PM0.94m | 10:39AM0.84m | 11:02PM0.65m | 11:12AM0.58m | 11:34PM0.40m | ||||||||
 | |  | |  |  | | |  |  | |  | |  |  |  | |  | | | | |
 | 7:18 | — | — | 7:20 | — | — | 7:22 | — | — | 7:22 | — | — | 7:24 | — | — | 7:26 | — | — | 7:26 | — | — |
 | — | — | 9:21 | — | — | 9:19 | — | — | 9:16 | — | — | 9:15 | — | — | 9:13 | — | — | 9:10 | — | — | 9:08 |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 1 | 11 | 3 | 4 | 6 | 5 | 2 | 5 |
Temp °C | 18 | 20 | 17 | 17 | 21 | 21 | 20 | 26 | 24 | 22 | 26 | 22 | 22 | 23 | 21 | 19 | 20 | 18 | 18 | 19 | 18 |
Feels °C | 15 | 15 | 12 | 15 | 20 | 19 | 15 | 22 | 18 | 15 | 20 | 20 | 22 | 19 | 20 | 15 | 16 | 16 | 15 | 15 | 14 |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 9 | WNW 8 | W 10 | W 9 | NW 7 | W 9 | SW 12 | WSW 10 | WSW 9 | SW 9 | SW 9 | SW 8 | SW 8 | SW 7 | WNW 9 | WNW 9 | SW 8 | SW 8 | SW 8 | W 11 |
| kJ | 328 | 218 | 149 | 45 | 41 | 11 | 13 | 37 | 38 | 17 | 13 | 20 | 24 | 23 | 91 | 27 | 26 | 186 | 408 | 308 | 143 |
Swell 2 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 16 | NW 8 | NW 7 | W 9 | NW 7 | WSW 10 | NW 6 | SW 12 | SSE 7 | WNW 12 | NW 11 | WNW 10 | WNW 9 | — | — | W 8 | — | W 8 | WNW 8 |
| kJ | 7 | 7 | 9 | 28 | 14 | 25 | 7 | 18 | 2 | 6 | 4 | 14 | 29 | 39 | 28 | — | — | 88 | — | 48 | 21 |
Swell 3 Height (m) Direction Period (s) | SW 16 | SW 16 | — | SW 15 | SW 15 | SW 14 | SW 14 | NW 6 | W 10 | W 9 | SW 12 | W 9 | W 8 | W 8 | — | — | — | — | — | — | SSW 10 |
| kJ | 10 | 10 | — | 9 | 8 | 8 | 8 | 2 | 2 | 2 | 6 | 2 | 1 | 1 | — | — | — | — | — | — | 18 |
Wind waves Height (m) Direction Period (s) | — | WNW 9 | — | — | — | — | E 2 | NE 2 | ENE 3 | ENE 3 | ESE 3 | SSE 6 | S 2 | S 4 | — | SW 7 | SW 8 | — | — | SW 8 | WSW 7 |
| kJ | — | 308 | — | — | — | — | 1 | 1 | 4 | 3 | 3 | 4 | 2 | 14 | — | 362 | 545 | — | — | 477 | 270 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 16 | 246 | 11 | 1 | 16 | 16 | 231 | 1 | 224 | 224 | 121 | 68 | 31 | 61 | 0 | 248 | 465 | 61 | 0 | 27 | 509 |
Best forecast wave conditions in Finistere - Brittany | |||||||||||||||||||||
Best forecast wave conditions in France | |||||||||||||||||||||
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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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