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Belle Ile Surf Forecast
/ Brittany – Morbihan (22 surf breaks) /
Surf Forecasts:
Belle Ile surfForecast / Brittany – Morbihan / France
48hr Weather and Surf, issued 1 am Sunday 17 May 2026 CESTForecast update in hr min s Forecast update imminent
Belle Ile surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Belle Ile sea temperature is
14.5° C
(Which is slightly warmer than usual)How big are the waves at Belle Ile today?
The current surf forecast for Belle Ile at 7AM is: 1.1m 7s primary swell from a West-northwest direction and 0.4m 13s secondary swell from a West-northwest direction (forecast issued at 01:00am May 17). The wind direction is predicted to be cross-onshore.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 3.5ft (1.0m) | 7s |
| Afternoon (17 May) | 2ft (0.6m) | 15s |
| Evening (17 May) | 4.5ft (1.3m) | 13s |
Table - waves today at Belle Ile. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Mon night. Very mild (max 15°C on Mon night, min 11°C on Sun morning). Winds increasing (light winds from the NW on Sun morning, strong winds from the SSW by Mon night). | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | ||||||||||||||||||||||
2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
W 7 | WNW 7 | WNW 7 | W 7 | W 15 | W 14 | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | W 12 | WNW 12 | W 12 | WNW 11 | WNW 11 | WSW 6 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | W 8 | WNW 8 | |
108 | 143 | 121 | 94 | 157 | 423 | 547 | 1026 | 995 | 920 | 807 | 680 | 639 | 550 | 594 | 325 | 222 | 246 | 389 | 587 | 541 | 456 | 228 | 137 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | |
High Tide | 5:30AM4.40m | 5:51PM4.47m | 6:17AM4.36m | 6:37PM4.46m | 7:05AM4.21m | 7:25PM4.33m | ||||||||||||||||||
Low Tide | 11:20PM-0.05m | 11:42AM-0.02m | 00:08AM-0.11m | 12:29PM0.04m | 00:57AM-0.06m | 1:17PM0.19m | ||||||||||||||||||
 |  |  | |  | | | | |  |  | | | | | | | | | |  | | |  | |
 | — | 6:33 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:44 | — | — | — | — | — | — | — | 9:45 | — | — | — | — | — | — | — | 9:46 | — |
— | 1 | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | — | 1 | 2 | 3 | — | — | — | — | — | — | |
Temp °C | 13 | 12 | 11 | 12 | 12 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 13 | 14 | 12 | 14 | 15 | 15 | 14 | 14 | 14 | 14 | 14 |
10 | 7 | 7 | 10 | 8 | 6 | 7 | 8 | 8 | 7 | 8 | 8 | 7 | 9 | 9 | 5 | 7 | 8 | 9 | 8 | 8 | 9 | 10 | 10 | |
Swell 1 Height (m) Direction Period (s) | W 15 | W 14 | WNW 7 | W 7 | W 7 | W 14 | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | W 12 | WNW 12 | W 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | W 16 | WNW 10 | WNW 10 | W 8 | WNW 8 |
 kJ | 17 | 33 | 121 | 94 | 94 | 423 | 547 | 1026 | 995 | 920 | 807 | 680 | 639 | 550 | 594 | 325 | 222 | 164 | 128 | 5 | 83 | 52 | 228 | 137 |
Swell 2 Height (m) Direction Period (s) | W 15 | — | WNW 13 | WNW 13 | W 15 | — | W 11 | — | — | — | — | — | — | — | — | — | W 6 | — | W 16 | W 16 | W 15 | W 15 | WNW 10 | W 8 |
| kJ | 17 | — | 59 | 55 | 157 | — | 57 | — | — | — | — | — | — | — | — | — | 62 | — | 5 | 5 | 4 | 4 | 56 | 133 |
Swell 3 Height (m) Direction Period (s) | — | — | W 16 | W 16 | WNW 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 15 | W 14 |
| kJ | — | — | 21 | 78 | 48 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 17 | 16 |
Wind waves Height (m) Direction Period (s) | W 7 | WNW 7 | N 3 | N 3 | — | W 7 | W 8 | W 4 | — | — | — | — | — | — | — | WSW 5 | SW 6 | WSW 6 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | SW 7 | SW 7 |
| kJ | 108 | 143 | 4 | 1 | — | 100 | 142 | 19 | — | — | — | — | — | — | — | 74 | 159 | 246 | 389 | 587 | 541 | 456 | 152 | 115 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 44 | 44 | 29 | 36 | 434 | 434 | 429 | 202 | 44 | 36 | 36 | 156 | 101 | 121 | 121 | 167 | 259 | 377 | 426 | 426 | 435 | 433 | 101 | 101 |
Best forecast wave conditions in Morbihan - Brittany | ||||||||||||||||||||||||
Best forecast wave conditions in France | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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