Siouville Surf Break

Lat Long: 49.56° N 1.86° W

Siouville 48 hour detailed Surf Forecast

Issued: 1 am 19 Sep 2026 (local time)

Forecast update in  hr  min

Today's Siouville sea temperature is
18.7°C
2.2° 

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 (19 Sep):

  • Morning surf: Morning surf (19 Sep, local time) - 5ft (1.5m), 7s period with W swell.
  • Afternoon surf: Afternoon surf (19 Sep, local time) - 5ft (1.5m), 7s period with W swell.
  • Evening surf: Evening surf (19 Sep, local time) - 4.5ft (1.3m), 7s period with W swell.

The current surf forecast for Siouville at 5AM is: 1.5m 6s primary swell from a West direction and 0.3m 12s secondary swell from a West-northwest direction (forecast issued at 01:00am September 19). The wind direction is predicted to be cross-onshore.

Time (CEST) & DateWave HeightWave Period
Morning (19 Sep)5ft (1.5m)7s
Afternoon (19 Sep)5ft (1.5m)7s
Evening (19 Sep)4.5ft (1.3m)7s

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


Short Range Forecast

Mostly dry. Very mild (max 19°C on Mon afternoon, min 15°C on Sun night). Winds decreasing (fresh winds from the SW on Sat morning, light winds from the NE by Mon morning).

Saturday
19
Sunday
20
Monday
21
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
1
1
1
1
0
1
1
1
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)
1.5
W
6
1.5
W
6
1.5
W
7
1.6
W
7
1.6
W
6
1.4
W
7
1.3
W
7
1.3
W
7
1.4
W
11
1.4
W
11
1.4
W
11
1.2
W
11
1.1
W
11
0.6
WNW
11
0.8
W
11
0.8
W
11
0.7
W
11
0.7
W
11
0.6
W
11
0.6
W
11
0.6
W
11
0.6
W
10
0.5
W
10
0.5
W
10
Wave Graph
Metric surfscale
Energy kJ
165
176
196
222
215
173
181
172
448
440
432
326
275
88
149
151
116
116
86
86
86
78
52
52
Wind (km/h)
30
WSW
30
WSW
30
SW
35
SW
35
WSW
25
WSW
25
W
25
WSW
25
WSW
30
WSW
25
W
15
NNW
10
NW
15
NW
10
NNW
5
N
10
NNE
5
NNE
5
NE
5
NE
10
N
15
NNE
15
NE
10
ENE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
off
High Tide
1:56AM3.26m
2:22PM3.21m
3:13AM2.94m
4:10PM2.99m
5:32AM2.90m
6:06PM3.12m
Low Tide
8:26AM1.74m
9:11PM1.81m
9:44AM1.99m
11:02PM1.92m
11:49AM1.98m
clear
cloud
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
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>
7:48
7:48
7:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:13
8:10
8:07
 mm
Temp °C
16
16
16
16
17
17
18
17
17
17
17
17
16
16
15
16
16
16
15
16
18
19
18
18
Feels °C
11
11
11
11
13
14
15
14
14
14
14
16
16
15
14
15
15
15
14
15
15
15
14
14
  • 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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