Siouville Surf Break

Lat Long: 49.56° N 1.86° W

Siouville 48 hour detailed Surf Forecast

Issued: 1 am 15 Sep 2026 (local time)

Forecast update in  hr  min

Today's Siouville sea temperature is
18.9°C
2.3° 

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 (15 Sep):

  • Morning surf: Morning surf (15 Sep, local time) - 2ft (0.6m), 8s period with W swell.
  • Afternoon surf: Afternoon surf (15 Sep, local time) - 3.5ft (1.1m), 4s period with W swell.
  • Evening surf: Evening surf (15 Sep, local time) - 5ft (1.5m), 6s period with WNW swell.

The current surf forecast for Siouville at 7AM is: 0.6m 8s primary swell from a West direction and 0.1m 12s secondary swell from a West direction (forecast issued at 01:00am September 15). The wind direction is predicted to be cross-onshore.

Time (CEST) & DateWave HeightWave Period
Morning (15 Sep)2ft (0.6m)8s
Afternoon (15 Sep)3.5ft (1.1m)4s
Evening (15 Sep)5ft (1.5m)6s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Thu morning. Very mild (max 18°C on Tue morning, min 15°C on Wed afternoon). Winds increasing (light winds from the WSW on Tue morning, strong winds from the WSW by Thu afternoon).

Tuesday
15
Wednesday
16
Thursday
17
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)
0
0
0
0
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)
0.6
W
9
0.6
W
8
0.6
W
8
0.7
W
8
1
W
4
1.2
WNW
5
1.5
WNW
6
1.6
WNW
6
1.4
WNW
6
1.3
WNW
8
1.1
W
8
1.1
W
9
1.3
WNW
9
1.3
WNW
10
1.3
WNW
10
1.3
WNW
10
1.2
WNW
10
1.2
W
10
1.3
W
10
1.5
W
5
1.7
W
6
1.8
W
7
1.5
W
7
1.4
WNW
7
Wave Graph
Metric surfscale
Energy kJ
55
51
49
66
38
75
126
164
139
201
165
181
260
322
356
385
331
308
338
124
197
278
196
214
Wind (km/h)
5
SSW
10
SW
15
WSW
20
WSW
30
WNW
35
WNW
30
WNW
30
WNW
25
NW
20
WNW
20
NW
25
NW
25
NW
25
WNW
25
WNW
25
WNW
20
W
25
W
30
WSW
35
WSW
40
WSW
30
WNW
30
WNW
30
WNW
Wind State
cross-on
cross-on
cross-on
on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
on
on
cross-on
High Tide
11:28PM4.65m
11:45AM4.50m
00:01AM4.37m
12:17PM4.23m
00:35AM4.02m
12:51PM3.91m
Low Tide
6:07AM0.32m
6:23PM0.50m
6:37AM0.67m
6:54PM0.82m
7:08AM1.04m
7:27PM1.17m
clear
part cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
cloud
clear
part cloud
cloud
cloud
cloud
light rain
light rain
rain showers
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:41
7:43
7:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:22
8:19
8:16
 mm
1
1
1
Temp °C
18
18
17
18
17
17
17
17
16
16
16
16
16
15
16
16
15
16
16
17
16
17
16
16
Feels °C
18
18
16
15
13
11
11
12
12
12
12
12
12
10
11
11
11
11
11
11
10
11
10
10
  • 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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