Cap St Louis Surf Break

Lat Long: 43.18° N 5.68° E

Cap St Louis 48 hour detailed Surf Forecast

Issued: 7 am 10 Sep 2026 (local time)

Forecast update in  hr  min

Today's Cap St Louis sea temperature is
25.1°C
3.6° 

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 (10 Sep):

  • Morning surf: Morning surf (10 Sep, local time) - 5.5ft (1.7m), 7s period with WNW swell.
  • Afternoon surf: Afternoon surf (10 Sep, local time) - 5ft (1.5m), 6s period with WNW swell.
  • Evening surf: Evening surf (10 Sep, local time) - 5ft (1.5m), 6s period with WNW swell.

The current surf forecast for Cap St Louis at 11AM is: 1.6m 7s primary swell from a West-northwest direction and 1.4m 7s secondary swell from a West direction (forecast issued at 07:00am September 10). The wind direction is predicted to be cross-offshore.

Time (CEST) & DateWave HeightWave Period
Morning (10 Sep)5.5ft (1.7m)7s
Afternoon (10 Sep)5ft (1.5m)6s
Evening (10 Sep)5ft (1.5m)6s

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


Short Range Forecast

Mostly dry. Warm (max 27°C on Fri afternoon, min 17°C on Thu morning). Winds decreasing (fresh winds from the NW on Thu afternoon, calm by Sat morning).

Thursday
10
Friday
11
Saturday
12
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
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
1.7
WNW
7
1.8
WNW
7
1.6
WNW
7
1.5
WNW
6
1.3
WNW
6
1.5
WNW
6
1.3
WNW
6
0.9
W
6
0.5
W
6
0.5
W
6
0.3
W
6
0.8
WNW
5
0.8
WNW
4
1.1
W
5
1
W
5
0.9
WNW
5
0.4
WNW
4
0.3
WNW
4
0.2
WNW
5
0.2
WSW
4
0.2
WSW
4
0.1
SW
4
0.1
SW
4
Wave Graph
Metric surfscale
Energy kJ
234
289
214
170
134
140
98
50
18
15
6
0
26
54
44
39
6
3
2
2
1
1
1
Wind (km/h)
25
NW
25
NW
20
NW
25
WNW
35
NW
30
NW
15
NNW
10
NNW
10
NNW
15
NNW
10
WNW
20
WNW
15
WNW
20
WNW
15
WNW
10
NE
15
NE
10
NE
0
SW
10
SW
10
WSW
5
WSW
5
WNW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross-off
cross-off
cross-off
off
glassy
cross-on
cross-on
glassy
glassy
High Tide
8:44AM0.18m
9:24PM0.28m
9:25AM0.20m
9:57PM0.27m
10:04AM0.21m
10:28PM0.26m
Low Tide
3:17AM0.05m
2:40PM0.00m
3:49AM0.04m
3:21PM0.01m
4:19AM0.03m
4:01PM0.02m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
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>
7:57
7:54
7:53
 mm
Temp °C
17
17
21
25
26
24
22
21
20
19
22
25
27
25
23
22
21
21
24
25
25
24
23
Feels °C
11
11
16
19
19
17
18
19
18
17
20
21
23
20
20
21
20
21
25
25
25
25
24
  • 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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