Cap St Louis Surf Break

Lat Long: 43.18° N 5.68° E

Cap St Louis 48 hour detailed Surf Forecast

Issued: 1 pm 17 Aug 2026 (local time)

Forecast update in  hr  min

Today's Cap St Louis sea temperature is
27.8° C
4.4° 

Cap St Louis surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Cap St Louis today (17 Aug):

  • Morning surf: Morning surf (17 Aug, local time) - 2.5ft (0.8m), 4s period with W swell.
  • Afternoon surf: Afternoon surf (17 Aug, local time) - 4ft (1.2m), 5s period with W swell.
  • Evening surf: Evening surf (17 Aug, local time) - 4.5ft (1.3m), 6s period with W swell.

The current surf forecast for Cap St Louis at 7PM is: 1.4m 6s primary swell from a West direction (forecast issued at 01:00pm August 17). The wind direction is predicted to be cross-offshore.

Time (CEST) & DateWave HeightWave Period
Morning (17 Aug)2.5ft (0.8m)4s
Afternoon (17 Aug)4ft (1.2m)5s
Evening (17 Aug)4.5ft (1.3m)6s

Table - waves today at Cap St Louis. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 33°C on Mon night, min 26°C on Wed night). Winds decreasing (strong winds from the NNW on Mon night, calm by Wed night).

Mon
17
Tuesday
18
Wednesday
19
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)
0
0
0
0
0
0
0
1
1
0
0
0
0
1
1
1
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
W
4
1.1
W
5
1.5
W
5
1.3
W
6
1.6
WNW
6
1.3
WNW
6
1.4
WNW
5
1.3
WNW
6
1.7
WNW
6
1.1
W
7
1.6
W
7
1.7
W
6
1.2
W
6
1.2
WNW
6
1
WNW
5
1.1
WNW
5
0.7
W
5
0.7
W
4
0.6
W
4
0.5
WSW
4
0.6
WSW
4
Wave Graph
Metric surfscale
Energy kJ
22
50
129
105
170
0
102
117
235
107
220
219
92
91
56
55
21
17
10
9
10
Wind (km/h)
20
WNW
35
WNW
35
W
35
NNW
40
NNW
40
NW
25
NW
20
NNW
15
NW
20
W
35
WNW
30
WNW
15
NW
10
N
5
NNW
5
NW
15
WNW
25
W
15
WSW
10
SW
5
W
Wind State
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
glassy
High Tide
12:31PM0.18m
00:44AM0.21m
1:23PM0.18m
1:14AM0.19m
2:26PM0.17m
Low Tide
6:22PM0.06m
7:13AM0.06m
7:10PM0.09m
7:48AM0.07m
8:14PM0.11m
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:45
6:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:37
8:36
8:34
 mm
Temp °C
29
32
32
33
31
30
28
27
30
33
33
32
31
28
27
27
30
31
29
28
27
Feels °C
27
27
28
27
24
24
25
25
28
31
28
28
28
27
27
27
28
28
28
30
30
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Cap St Louis surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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