La Tranche sur Mer Surf Break

Lat Long: 46.34° N 1.47° W

La Tranche sur Mer 48 hour detailed Surf Forecast

Issued: 1 am 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's La Tranche sur Mer sea temperature is
21.9° C
1.0° 

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


How big are the waves at La Tranche sur Mer today (20 Aug):

  • Morning surf: Morning surf (20 Aug, local time) - 3ft (0.9m), 9s period with W swell.
  • Afternoon surf: Afternoon surf (20 Aug, local time) - 3ft (0.9m), 9s period with W swell.
  • Evening surf: Evening surf (20 Aug, local time) - 3ft (0.9m), 9s period with W swell.

The current surf forecast for La Tranche sur Mer at 7AM is: 0.9m 9s primary swell from a West direction and 0.4m 10s secondary swell from a West direction, 0.3m 11s secondary swell from a West-northwest direction (forecast issued at 01:00am August 20). The wind direction is predicted to be cross-offshore.

Time (CEST) & DateWave HeightWave Period
Morning (20 Aug)3ft (0.9m)9s
Afternoon (20 Aug)3ft (0.9m)9s
Evening (20 Aug)3ft (0.9m)9s

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


Short Range Forecast

Some drizzle, heaviest during Fri morning. Warm (max 24°C on Sat night, min 15°C on Sat morning). Winds increasing (calm on Sat afternoon, fresh winds from the ENE by Sat night).

Thursday
20
Friday
21
Saturday
22
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
Rating
(10 max)
1
1
0
!
0
0
0
1
1
1
1
1
!
0
0
1
1
0
0
0
1
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1
W
6
0.9
W
6
0.9
W
9
1.1
WNW
9
0.9
W
9
0.9
W
9
0.9
W
9
0.9
W
9
0.9
W
10
0.9
W
10
0.9
W
10
0.8
W
10
1.1
WNW
10
0.9
W
10
0.9
W
10
0.9
W
9
0.8
W
9
0.7
W
9
0.7
W
9
0.6
W
9
0.6
W
8
0.5
W
8
0.5
W
8
0.4
W
10
Wave Graph
Metric surfscale
Energy kJ
76
68
126
202
133
132
134
140
146
146
146
116
240
151
148
137
102
74
73
52
50
34
33
34
Wind (km/h)
25
WNW
20
WNW
20
WNW
20
WSW
25
W
20
W
20
WNW
20
WNW
15
WNW
15
NW
10
NNW
10
NW
25
W
25
WNW
25
WNW
20
WNW
10
NW
10
NE
10
ENE
10
E
5
SSE
10
NW
10
N
20
NE
Wind State
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
cross-off
cross-off
cross-off
off
off
cross
cross
cross-on
glassy
off
cross-off
cross
High Tide
9:39AM3.25m
10:05PM3.03m
10:49AM2.99m
12:30PM2.99m
1:43AM2.92m
2:15PM3.08m
Low Tide
4:28AM1.15m
4:56PM1.28m
5:22AM1.46m
11:39AM2.99m
5:59PM1.53m
6:30AM1.64m
7:14PM1.59m
part cloud
clear
cloud
cloud
cloud
cloud
cloud
cloud
cloud
clear
rain showers
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:09
7:11
7:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:07
9:06
9:04
 mm
1
Temp °C
18
18
19
20
21
21
20
19
19
18
17
18
19
20
19
19
18
16
15
17
20
22
24
24
Feels °C
15
15
16
17
18
18
17
17
17
16
16
16
15
15
15
16
17
15
14
16
19
20
21
19
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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