La Tranche sur Mer Surf Forecast

/ Vendee (19 surf breaks) /

France (410 surf breaks) / Lat Long: (46.34° N 1.47° W)

Surf Forecasts:

La Tranche sur Mer surfForecast / Vendee / France

48hr Weather and Surf, issued 7 pm Friday 17 Oct 2025 CEST

Forecast update in hr min s Forecast update imminent

La Tranche sur Mer surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's La Tranche sur Mer sea temperature is 17.1° C
(Which is normal for this time of year)

How big are the waves at La Tranche sur Mer today?

The current surf forecast for La Tranche sur Mer at 12AM is: 0.2m 10s primary swell from a West direction and 0.1m 13s secondary swell from a West direction, 0.4m 3s secondary swell from a East-northeast direction (forecast issued at 07:00pm October 17). The wind direction is predicted to be cross-onshore.

Time (CEST) & Date	Wave Height	Wave Period
Morning (18 Oct)	-	-
Afternoon (18 Oct)	0.5ft (0.2m)	10s
Evening (18 Oct)	0.5ft (0.2m)	10s

Table - waves today at La Tranche sur Mer. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Friday 17			Saturday 18								Sunday 19								Monday 20
	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
Rating (10 max)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	!	!	!	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	W	W	W	W	WSW	WSW	WSW	WSW	WSW	W	WSW	WSW	WSW	WSW	WSW	WSW	WSW	W	WSW	WSW	WSW	WSW	WSW	WSW
Period(s) (?)	10	10	10	10	8	9	8	8	8	12	11	11	10	11	11	11	11	11	10	10	9	9	9	9
Wave Graph (?)
kJ (?)	8	8	8	7	7	8	6	7	7	11	13	22	37	73	42	41	88	141	506	506	543	415	505	682
Wind (km/h)	ENE	ENE	ENE	E	E	E	E	SE	SSW	SSE	SE	SSE	SSE	SE	S	SW	SW	SSW	WSW	WSW	WSW	WSW	WSW	WSW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross	cross	cross- on	cross- on	cross- on	cross- on	on	cross- on	cross- on	on	on	cross- on	on	cross- on	cross	cross	cross	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off
High Tide / height (m)	3:34PM 4.02				4:00AM 3.92				4:12PM 4.17				4:33AM 4.07				4:44PM 4.26					5:01AM 4.17
Low Tide / height (m)			9:03PM 0.76				9:20AM 0.76				9:47PM 0.51				10:02AM 0.50				10:25PM 0.31				10:40AM 0.30

	Friday 17			Saturday 18								Sunday 19								Monday 20
Sunrise	-	-	-	-	-	-	8:26	-	-	-	-	-	-	-	8:26	-	-	-	-	-	-	-	8:29	-
Sunset	7:15	-	-	-	-	-	-	-	7:15	-	-	-	-	-	-	-	7:13	-	-	-	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1	-	4	3	-	1	1	-	1
Temp. °C	18	17	15	12	11	10	11	15	18	18	18	17	17	16	17	18	18	17	17	17	16	16	16	16
Feels °C (?)	13	12	9	6	6	4	7	12	16	16	15	14	15	10	11	16	13	11	12	12	10	10	9	7

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Recent Eyeball Surf Reports for Vendee

Wind Update Recent cross-onshore wind has turned cross-shore at La Tranche sur Mer (light winds from the ENE at Ile de Ré (PSL LOIX) 13 km from La Tranche sur Mer). 0.3m 10s swell from the W to make surfable waves.
1 hour 32 minutes ago La Tranche sur Mer

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1 h 32 min ago

19 km/h

ENE

Cross-Shore

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