Siouville Surf Break

Lat Long: 49.56° N 1.86° W

Siouville 48 hour detailed Surf Forecast

Issued: 7 pm 12 Sep 2026 (local time)

Forecast update in  hr  min

Today's Siouville sea temperature is
18.8°C
2.1° 

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


How big are the waves at Siouville today (13 Sep):

  • Afternoon surf: Afternoon surf (13 Sep, local time) - 2.5ft (0.7m), 8s period with W swell.
  • Evening surf: Evening surf (13 Sep, local time) - 2ft (0.6m), 8s period with W swell.

The current surf forecast for Siouville at 12AM is: 0.6m 8s primary swell from a West direction and 0.1m 13s secondary swell from a Northwest direction, 0.6m 5s secondary swell from a West direction (forecast issued at 07:00pm September 12). The wind direction is predicted to be onshore.

Time (CEST) & DateWave HeightWave Period
Morning (13 Sep)--
Afternoon (13 Sep)2.5ft (0.7m)8s
Evening (13 Sep)2ft (0.6m)8s

Table - waves today at Siouville. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 20°C on Mon night, min 17°C on Sat night). Wind will be generally light.

Sat
12
Sunday
13
Monday
14
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
0
0
0
0
0
0
0
0
0
0
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
W
8
0.6
W
8
0.6
W
8
0.6
W
9
0.9
W
9
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
WNW
10
0.9
W
10
0.8
W
10
0.8
W
10
0.8
W
10
0.7
W
10
0.7
W
9
0.7
W
9
0.6
W
9
0.6
W
9
0.6
W
9
Wave Graph
Metric surfscale
Energy kJ
48
49
50
54
142
170
173
177
173
158
125
122
122
92
87
81
57
57
56
Wind (km/h)
20
WSW
20
W
20
W
20
WSW
20
WSW
20
WSW
20
WSW
25
WSW
20
W
15
W
15
W
10
W
10
WSW
10
WSW
15
WSW
15
WSW
10
W
5
NW
5
ESE
Wind State
on
on
on
on
on
on
cross-on
cross-on
on
on
on
on
on
cross-on
cross-on
cross-on
on
glassy
glassy
High Tide
10:19PM4.93m
10:41AM4.77m
10:54PM4.85m
11:13AM4.69m
Low Tide
4:43PM0.03m
5:03AM-0.16m
5:18PM0.08m
5:36AM0.03m
5:51PM0.24m
clear
clear
part cloud
clear
part cloud
cloud
part cloud
clear
clear
part cloud
clear
part cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:39
7:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:28
8:25
8:23
 mm
Temp °C
16
17
17
17
17
17
17
18
18
18
18
19
18
18
19
19
19
20
20
Feels °C
12
15
15
15
15
15
15
16
16
18
18
19
18
18
19
19
19
21
21
  • 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 Siouville 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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