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Surf Forecasts:
Dame Jouanne surfForecast / Brittany – Ile et Vilaine / France
48hr Weather and Surf, issued 1 am Saturday 30 May 2026 CESTForecast update in hr min s Forecast update imminent
Dame Jouanne surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dame Jouanne sea temperature is
16.6° C
(Which is 2.8°C warmer than normal for this time of year)How big are the waves at Dame Jouanne today (30 May):
- Morning surf: Morning surf (30 May, local time) - 1ft (0.3m), 8s period with WNW swell.
- Afternoon surf: Afternoon surf (30 May, local time) - 1.5ft (0.4m), 8s period with WNW swell.
- Evening surf: Evening surf (30 May, local time) - 0.5ft (0.2m), 14s period with WNW swell.
The current surf forecast for Dame Jouanne at 9AM is: 0.3m 8s primary swell from a West-northwest direction and 0.2m 11s secondary swell from a West direction, 0.3m 3s secondary swell from a North-northeast direction (forecast issued at 01:00am May 30). The wind direction is predicted to be cross-onshore.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | 1ft (0.3m) | 8s |
| Afternoon (30 May) | 1.5ft (0.4m) | 8s |
| Evening (30 May) | 0.5ft (0.2m) | 14s |
Table - waves today at Dame Jouanne. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Mon night. Warm (max 21°C on Mon afternoon, min 13°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 30 | Sunday 31 | Monday 1 | ||||||||||||||||||||||
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 11 | W 11 | WNW 8 | WNW 9 | WNW 9 | WNW 8 | WNW 14 | WNW 13 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | |
10 | 10 | 13 | 27 | 25 | 13 | 19 | 34 | 86 | 111 | 102 | 97 | 104 | 81 | 83 | 113 | 161 | 119 | 100 | 97 | 69 | 68 | 66 | 38 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross | cross | cross-on | on | on | cross-on | cross-on | cross | cross-off | cross-off | glassy | cross-off | cross-off | cross-off | |
High Tide | 7:25AM10.74m | 7:43PM10.92m | 8:01AM10.86m | 8:18PM11.05m | 8:35AM10.87m | 8:51PM11.04m | ||||||||||||||||||
Low Tide | 1:52AM2.88m | 2:08PM2.77m | 2:28AM2.70m | 2:43PM2.70m | 3:03AM2.62m | 3:18PM2.72m | ||||||||||||||||||
 |  |  |  | | | |  |  | | | | |  | | | | | | | | | | | |
 | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 10:00 | — | — | — | — | — | — | — | 10:00 | — | — | — | — | — | — | — | 10:01 | — |
— | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 16 | 16 | 17 | 17 | 17 | 16 | 15 | 14 | 14 | 14 | 16 | 19 | 17 | 16 | 14 | 14 | 13 | 13 | 17 | 20 | 21 | 18 | 17 |
13 | 13 | 14 | 15 | 14 | 12 | 12 | 11 | 11 | 11 | 11 | 14 | 17 | 14 | 13 | 12 | 13 | 12 | 11 | 15 | 20 | 20 | 16 | 14 | |
Swell 1 Height (m) Direction Period (s) | WNW 8 | WNW 8 | WNW 8 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 13 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 |
 kJ | 6 | 6 | 13 | 27 | 25 | 13 | 13 | 34 | 86 | 111 | 102 | 97 | 104 | 81 | 83 | 113 | 161 | 119 | 100 | 97 | 69 | 68 | 66 | 38 |
Swell 2 Height (m) Direction Period (s) | W 11 | W 11 | W 11 | — | W 16 | WNW 10 | WNW 14 | WNW 8 | — | — | — | — | NW 4 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 10 | 10 | 9 | — | 5 | 10 | 19 | 12 | — | — | — | — | 4 | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | W 15 | W 10 | W 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 4 | 8 | 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 3 | N 3 | NNE 3 | NNE 3 | N 3 | NNW 3 | NNW 3 | NW 4 | NW 4 | NW 4 | WNW 4 | NW 4 | — | NW 3 | NW 4 | NW 4 | — | — | — | — | — | — | — | SW 3 |
| kJ | 3 | 2 | 1 | 1 | 1 | 3 | 4 | 6 | 10 | 12 | 11 | 8 | — | 4 | 6 | 7 | — | — | — | — | — | — | — | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 68 | 61 | 97 | 104 | 114 | 172 | 138 | 111 | 98 | 111 | 111 | 156 | 253 | 218 | 177 | 98 | 98 | 97 | 0 | 0 | 1 | 61 | 61 | 98 |
Best forecast wave conditions in Ile et Vilaine - Brittany | ||||||||||||||||||||||||
Best forecast wave conditions in France | ||||||||||||||||||||||||
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