Your 12m, or 9m if you want it calmer. Cross-shore wind, mind the direction. In the gusts, more like your 9m.
Current with the wind: harder to stay upwind.
| Tue 29 September | Wed 30 September | Thu 1 October · coarse model | Fri 2 October · coarse model | Sat 3 October · coarse model | Sun 4 October · coarse model | Mon 5 October · coarse model | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| GO | Go | Go | Marginal | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | Marginal | Go | Go | Go | Go | Go | Go | Marginal | Marginal | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go | No-go |
| Wind | 1825 | 1625 | 1321 | 1118 | 1317 | 1724 | 1524 | 1723 | 1723 | 823 | 814 | 1215 | 1316 | 616 | 67 | 811 | 811 | 1114 | 1316 | 1417 | 1620 | 1422 | 1622 | 1724 | 1723 | 1321 | 1322 | 1120 | 1018 | 1321 | 1519 | 1420 | 1925 | 1324 | 1218 | 1015 | 1113 | 1114 | 1114 | 1014 | 1012 | 1013 | 812 | 710 | 78 | 68 | 812 | 811 | 711 | 711 | 69 | 59 | 48 | 36 | 35 | 23 | 33 | 45 | 34 | 34 | 46 | 57 | 57 | 58 | 58 | 69 | 69 | 69 | 58 | 47 | 46 | 46 | 36 | 16 | 25 | 45 | 46 | 46 | 46 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 68 | 58 | 57 | 47 | 36 | 35 | 35 | 35 | 57 | 610 | 712 | 513 | 614 | 915 | 914 | 812 | 711 | 711 | 711 | 811 | 711 | 711 | 711 | 913 | 1015 | 1016 | 1016 | 1015 | 1015 | 1015 | 914 | 914 | 913 | 813 | 813 | 914 | 1015 | 1115 | 1115 | 1015 | 1015 | 914 | 913 | 913 | 913 | 913 | 913 | 913 | 914 | 1014 | 1014 | 1014 | 914 | 914 | 914 | 913 | 813 | 813 | 812 | 812 | 812 | 913 |
| Sky | partly cloudy | cloudy | cloudy | cloudy | cloudy | rain | rain | cloudy | rain | rain | rain | cloudy | showers | rain | cloudy | cloudy | partly cloudy | cloudy | cloudy | partly cloudy | partly cloudy | partly cloudy | cloudy | partly cloudy | sunny | partly cloudy | partly cloudy | showers | partly cloudy | partly cloudy | partly cloudy | showers | showers | partly cloudy | partly cloudy | partly cloudy | partly cloudy | partly cloudy | partly cloudy | partly cloudy | partly cloudy | sunny | sunny | sunny | partly cloudy | partly cloudy | sunny | sunny | sunny | sunny | partly cloudy | partly cloudy | cloudy | cloudy | clear night | clear night | clear night | clear night | clear night | clear night | clear night | clear night | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | clear night | clear night | sunny | sunny | sunny | sunny | sunny | sunny | sunny | sunny | sunny | sunny | partly cloudy | partly cloudy | partly cloudy | clear night | clear night | clear night | partly cloudy | partly cloudy | partly cloudy | partly cloudy | partly cloudy | partly cloudy | partly cloudy | partly cloudy | partly cloudy | partly cloudy | partly cloudy | partly cloudy | sunny | sunny | sunny | sunny | sunny | sunny | sunny | sunny | sunny | clear night | clear night | clear night | clear night | clear night | clear night | clear night | clear night | clear night | clear night | clear night | sunny | sunny | sunny | sunny | sunny | sunny | sunny | sunny | sunny | sunny | sunny | sunny | sunny | clear night | clear night | clear night |
| individual models per hour, tap to collapse | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| AROME | 18 | 16 | 13 | 11 | 13 | 17 | 15 | 17 | 17 | 8 | 8 | 12 | 13 | 6 | 6 | 8 | 8 | 11 | 13 | 14 | 16 | 14 | 16 | 17 | 17 | 13 | 13 | 11 | 10 | 13 | 15 | 14 | 19 | 13 | 12 | 10 | 11 | 11 | 11 | 10 | 10 | 10 | 8 | 7 | 7 | 6 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| ICON | 16 | 14 | 13 | 10 | 7 | 8 | 11 | 7 | 6 | 7 | 13 | 13 | 18 | 11 | 8 | 9 | 9 | 8 | 9 | 10 | 10 | 11 | 12 | 14 | 14 | 16 | 16 | 15 | 16 | 15 | 15 | 15 | 15 | 15 | 14 | 13 | 13 | 12 | 11 | 9 | 9 | 9 | 8 | 8 | 9 | 8 | 8 | 8 | 7 | 7 | 6 | 5 | 4 | 3 | 3 | 2 | 3 | 4 | 3 | 3 | 4 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 5 | 4 | 4 | 4 | 3 | 1 | 2 | 4 | 4 | 4 | 4 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 5 | 5 | 4 | 3 | 3 | 3 | 3 | 5 | 6 | 7 | 5 | 6 | 9 | 9 | 8 | 7 | 7 | 7 | 8 | 7 | 7 | 7 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| GFS | 19 | 17 | 15 | 14 | 10 | 12 | 12 | 10 | 10 | 20 | 25 | 23 | 21 | 17 | 15 | 15 | 11 | 9 | 12 | 13 | 13 | 14 | 15 | 14 | 15 | 12 | 13 | 15 | 12 | 14 | 13 | 14 | 14 | 15 | 15 | 15 | 14 | 13 | 13 | 12 | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 10 | 11 | 10 | 9 | 9 | 8 | 8 | 9 | 8 | 7 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 7 | 8 | 6 | 5 | 4 | 4 | 2 | 1 | 3 | 6 | 8 | 9 | 10 | 10 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 8 | 6 | 5 | 4 | 5 | 3 | 2 | 3 | 4 | 7 | 10 | 11 | 12 | 13 | 13 | 12 | 12 | 11 | 12 | 12 | 12 | 12 | 12 | 11 | 10 | 9 | 8 | 8 | 8 | 8 | 5 | 1 | 2 | 4 | 7 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 8 | 5 | 3 | 3 | 4 | 4 | 6 | 8 | 10 | 11 | 11 | 11 | 11 |
| Direction | SSE | SSE | SSE | SSE | SE | SSE | SSE | SSE | SSW | SSE | S | SW | WSW | W | SSW | S | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SW | SW | SW | SW | SSW | SSW | SSW | SW | SW | SW | WSW | W | WNW | W | W | W | W | W | WSW | WSW | WSW | WSW | WSW | WSW | SW | SW | SW | SW | SSW | SSW | S | S | SSE | SE | ESE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | E | E | ESE | ESE | SE | SSE | WNW | NW | NW | N | N | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNW | NW | WNW | WNW | WNW | NW | NNE | NE | NE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NNE | NNE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | NE | NE | NE | NE | NE | NE |
| Kite | 12m | 12m | 12m | – | 12m | 12m | 12m | 12m | 12m | – | – | 12m | 12m | – | – | – | – | – | 12m | 12m | 12m | 12m | 12m | 12m | 12m | 12m | 12m | – | – | 12m | 12m | 12m | 9m | 12m | 12m | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Waves | 1.4 | 1.38 | 1.34 | 1.32 | 1.3 | 1.26 | 1.24 | 1.34 | 1.44 | 1.54 | 1.68 | 1.8 | 1.94 | 2.02 | 2.12 | 2.2 | 2.18 | 2.16 | 2.14 | 2.12 | 2.12 | 2.1 | 2.14 | 2.2 | 2.24 | 2.3 | 2.38 | 2.44 | 2.46 | 2.5 | 2.52 | 2.52 | 2.5 | 2.5 | 2.48 | 2.46 | 2.44 | 2.4 | 2.34 | 2.3 | 2.28 | 2.26 | 2.24 | 2.26 | 2.3 | 2.32 | 2.34 | 2.36 | 2.38 | 2.34 | 2.32 | 2.28 | 2.2 | 2.14 | 2.06 | 2 | 1.94 | 1.88 | 1.84 | 1.78 | 1.74 | 1.7 | 1.68 | 1.64 | 1.62 | 1.58 | 1.56 | 1.52 | 1.5 | 1.46 | 1.42 | 1.38 | 1.34 | 1.3 | 1.28 | 1.24 | 1.22 | 1.22 | 1.2 | 1.2 | 1.2 | 1.2 | 1.2 | 1.18 | 1.18 | 1.16 | 1.14 | 1.12 | 1.1 | 1.06 | 1.04 | 1.02 | 1 | 0.98 | 0.98 | 0.98 | 0.98 | 0.98 | 0.96 | 0.96 | 0.94 | 0.94 | 0.92 | 0.9 | 0.88 | 0.86 | 0.84 | 0.82 | 0.8 | 0.78 | 0.78 | 0.76 | 0.76 | 0.76 | 0.76 | 0.74 | 0.72 | 0.7 | 0.68 | 0.68 | 0.66 | 0.66 | 0.68 | 0.68 | 0.68 | 0.66 | 0.66 | 0.66 | 0.66 | 0.66 | 0.64 | 0.64 | 0.62 | 0.6 | 0.6 | 0.58 | 0.56 | 0.56 | 0.54 | 0.54 | 0.52 | 0.52 | 0.5 | 0.5 | 0.48 | 0.48 | 0.48 | 0.48 | 0.48 | 0.48 | 0.48 |
| Current | 0.5 | 0.6 | 0.5 | 0.6 | 0.8 | 1.0 | 1.1 | 1.1 | 1.0 | 0.8 | 0.6 | 0.4 | slack | slack | slack | slack | slack | 0.3 | 0.4 | 0.6 | 0.6 | 0.6 | 0.4 | 0.4 | 0.3 | slack | slack | slack | slack | slack | slack | 0.4 | 0.4 | 0.5 | 0.5 | 0.5 | 0.6 | 0.6 | 0.6 | 0.6 | 0.5 | 0.4 | slack | slack | 0.3 | 0.3 | 0.4 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.4 | 0.3 | slack | slack | slack | slack | slack | slack | slack | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.4 | 0.3 | 0.3 | slack | slack | slack | slack | 0.3 | 0.3 | 0.4 | 0.3 | 0.3 | 0.3 | slack | slack | slack | slack | slack | 0.3 | 0.3 | 0.4 | 0.4 | 0.4 | 0.4 | 0.3 | 0.3 | 0.3 | slack | slack | slack | slack | 0.3 | 0.3 | 0.4 | 0.4 | 0.4 | 0.3 | 0.3 | 0.3 | slack | slack | slack | slack | 0.3 | 0.3 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.3 | 0.3 | slack | slack | slack | slack | 0.3 | 0.3 | 0.3 | 0.3 | 0.4 | 0.4 | 0.3 | 0.3 | 0.3 | slack | slack | slack | slack | slack | 0.3 | 0.4 | 0.4 | 0.5 | 0.5 | 0.5 | 0.4 | 0.4 | 0.3 | slack | slack |
| Water | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Log your sessions; that is how Windulu gets to know you.
The advice is a tool. You remain responsible for your own safety.
All year, water activities are only allowed from 3 hours before to 3 hours after low tide. In high season (June to mid-September), launch only from the technical zone at access 10/11 and head straight out beyond 300 m; not for beginners. Outside kite zones and kite lanes, a 5-knot speed limit applies within 300 m of the shoreline. Source: Saint-Pierre-Quiberon arrêté 187/2026.
The open water at Penthièvre (Quiberon) faces W (260°). The safest wind directions to get on the water here are southwest, west and northwest (onshore or cross-onshore). With the wind from the north, northeast, southeast and south, it runs cross to cross-offshore: doable, but mind your position and don't go alone. With the wind from the east, it blows offshore and is dangerous: you'll be pushed off the beach onto open water (no-go).