Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
St Jean de Monts surfForecast / Vendee / France
48hr Weather and Surf, issued 6 pm Saturday 20 Dec 2025 CETForecast update in hr min s Forecast update imminent
St Jean de Monts surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's St Jean de Monts sea temperature is
12.1° C
(Which is slightly cooler than normal)How big are the waves at St Jean de Monts today?
The current surf forecast for St Jean de Monts at 11PM is: 2.5m 13s primary swell from a West direction and 2.2m 13s secondary swell from a West-southwest direction (forecast issued at 06:00pm December 20). The wind direction is predicted to be cross-onshore.
| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Dec) | - | - |
| Afternoon (20 Dec) | 6ft (1.8m) | 14s |
| Evening (20 Dec) | 7ft (2.2m) | 13s |
Table - waves today at St Jean de Monts. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | |||||||||||||||||||||
| 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 13 | 13 | 13 | 13 | 16 | 16 | 16 | 16 | 15 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1224 | 1247 | 2323 | 1671 | 1509 | 1497 | 4220 | 4015 | 3784 | 3531 | 3855 | 3415 | 3134 | 2526 | 2233 | 1826 | 1335 | 1014 | 958 | 775 | 556 | 439 | 344 | 280 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | cross- on | cross- on | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross- off | on | on | cross- on | cross- on | cross- on | cross | cross- off | cross- off | off | cross- off | cross- off | off | off |
High Tide / height (m) | 4:43PM 3.92 | 4:57AM 4.14 | 5:15PM 3.94 | 5:30AM 4.17 | 5:47PM 3.92 | 6:04AM 4.17 | ||||||||||||||||||
Low Tide / height (m) | 11:12PM 0.57 | 11:37AM 0.49 | 11:50PM 0.55 | 12:15PM 0.49 | 12:28AM 0.57 | 12:54PM 0.53 | ||||||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 8:48 | - | - | - | - | - | - | - | 8:49 | - | - | - | - | - | - | - | 8:49 | - |
| Sunset | 5:21 | - | - | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - |
 |  |  |  | | | | | | | | |  | |  | | | | | | | |  | | |
Rain (mm) | 1 | - | 1 | - | - | 2 | 2 | 1 | 1 | - | - | - | 1 | 1 | - | - | - | - | - | - | 2 | 3 | - | - |
| Temp. °C | 13 | 13 | 11 | 11 | 10 | 11 | 10 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 9 | 10 | 10 | 8 | 7 | 7 | 7 | 8 | 8 | 9 |
| Feels °C (?) | 8 | 8 | 7 | 7 | 7 | 5 | 3 | 5 | 5 | 5 | 4 | 5 | 6 | 6 | 4 | 5 | 6 | 3 | 3 | 3 | 3 | 2 | 3 | 3 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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