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Surf Forecasts:
Dame Jouanne surfForecast / Brittany – Ile et Vilaine / France
48hr Weather and Surf, issued 7 pm Sunday 31 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
16.5° C
(Which is 2.7°C warmer than normal for this time of year)How big are the waves at Dame Jouanne today (31 May):
- Afternoon surf: Afternoon surf (31 May, local time) - 1.5ft (0.5m), 12s period with WNW swell.
- Evening surf: Evening surf (31 May, local time) - 2.5ft (0.7m), 12s period with WNW swell.
The current surf forecast for Dame Jouanne at 11PM is: 0.8m 12s primary swell from a West-northwest direction (forecast issued at 07:00pm May 31). The wind direction is predicted to be cross-onshore.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | - | - |
| Afternoon (31 May) | 1.5ft (0.5m) | 12s |
| Evening (31 May) | 2.5ft (0.7m) | 12s |
Table - waves today at Dame Jouanne. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Mon night. Warm (max 22°C on Mon afternoon, min 12°C on Tue night). Winds increasing (calm on Mon afternoon, fresh winds from the WNW by Tue night). | ||||||||||||||||||||||||
Sun 31 | Monday 1 | Tuesday 2 | Wed 3 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | W 10 | W 10 | W 10 | WNW 8 | WNW 5 | WNW 6 | WNW 8 | WNW 9 | WNW 9 | WNW 10 | WNW 10 | WNW 10 | |
161 | 150 | 164 | 125 | 106 | 98 | 97 | 69 | 68 | 66 | 38 | 22 | 128 | 158 | 235 | 206 | 117 | 168 | 329 | 280 | 217 | 192 | 183 | 114 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | cross-on | cross | cross-off | cross-off | cross-off | glassy | cross-off | cross | cross-off | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | |
High Tide | 8:18PM11.05m | 8:35AM10.87m | 8:51PM11.04m | 9:09AM10.76m | 9:24PM10.93m | 9:42AM10.55m | ||||||||||||||||||
Low Tide | 2:43PM2.70m | 3:03AM2.62m | 3:18PM2.72m | 3:38AM2.65m | 3:52PM2.85m | 4:14AM2.77m | ||||||||||||||||||
 | |  |  |  |  | |  | | |  | |  | | |  |  | | | | | | | | |
 | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — |
 | — | 10:00 | — | — | — | — | — | — | — | 10:01 | — | — | — | — | — | — | — | 10:02 | — | — | — | — | — | 10:04 |
— | — | — | — | — | — | — | — | — | — | 1 | 1 | 6 | — | — | 1 | 1 | — | — | — | — | — | — | — | |
Temp °C | 17 | 16 | 14 | 14 | 13 | 13 | 17 | 20 | 22 | 20 | 16 | 16 | 15 | 14 | 16 | 16 | 16 | 15 | 14 | 13 | 12 | 13 | 16 | 17 |
14 | 13 | 13 | 13 | 12 | 11 | 15 | 19 | 20 | 18 | 14 | 13 | 13 | 10 | 11 | 10 | 10 | 9 | 9 | 9 | 8 | 9 | 11 | 13 | |
Swell 1 Height (m) Direction Period (s) | W 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 7 | — | — | — | — | — | — | — | — | WNW 9 | WNW 10 | WNW 10 | WNW 10 |
 kJ | 71 | 150 | 164 | 125 | 106 | 98 | 97 | 69 | 68 | 66 | 38 | 15 | — | — | — | — | — | — | — | — | 217 | 192 | 183 | 114 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | WNW 7 | WNW 11 | — | — | — | — | — | — | — | — | W 16 | — | NW 15 | WNW 14 |
| kJ | — | — | — | — | — | — | — | — | — | — | 9 | 22 | — | — | — | — | — | — | — | — | 5 | — | 9 | 37 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 12 | — | — | — | — | — | — | — | — | — | — | SSW 3 | W 10 | W 10 | W 10 | WNW 8 | WNW 5 | WNW 6 | WNW 8 | WNW 9 | SW 3 | SW 3 | SW 3 | SW 4 |
| kJ | 161 | — | — | — | — | — | — | — | — | — | — | 3 | 128 | 158 | 235 | 206 | 117 | 168 | 329 | 280 | 3 | 5 | 5 | 12 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 220 | 177 | 98 | 97 | 0 | 0 | 0 | 1 | 61 | 98 | 98 | 111 | 233 | 431 | 232 | 383 | 549 | 233 | 218 | 218 | 111 | 580 | 581 | 581 |
Best forecast wave conditions in Ile et Vilaine - Brittany | ||||||||||||||||||||||||
Best forecast wave conditions in France | ||||||||||||||||||||||||
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