Siouville Surf Break

Lat Long: 49.56° N 1.86° W

Siouville 48 hour detailed Surf Forecast

Issued: 1 pm 18 Oct 2026 (local time)

Forecast update in  hr  min

Today's Siouville sea temperature is
17.8°C
2.9° 

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 (18 Oct):

  • Morning surf: Morning surf (18 Oct, local time) - 1.5ft (0.5m), 11s period with W swell.
  • Afternoon surf: Afternoon surf (18 Oct, local time) - 1.5ft (0.4m), 11s period with WNW swell.
  • Evening surf: Evening surf (18 Oct, local time) - 1ft (0.3m), 10s period with WNW swell.

The current surf forecast for Siouville at 8PM is: 0.4m 10s primary swell from a West-northwest direction and 0.2m 5s secondary swell from a North-northwest direction (forecast issued at 01:00pm October 18). An open ocean swell of 1.2m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (CEST) & DateWave HeightWave Period
Morning (18 Oct)1.5ft (0.5m)11s
Afternoon (18 Oct)1.5ft (0.4m)11s
Evening (18 Oct)1ft (0.3m)10s

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


Short Range Forecast

Heavy rain (total 25mm), heaviest during Tue morning. Very mild (max 14°C on Tue morning, min 10°C on Mon morning). Winds increasing (calm on Sun night, near gales from the W by Tue night).

Sun
18
Monday
19
Tuesday
20
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
1
0
0
0
1
1
1
1
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
Wave
Height (m)
Direction
Period (s)
0.5
W
11
0.4
WNW
11
0.4
WNW
11
0.4
WNW
10
0.3
WNW
10
0.3
W
10
0.8
N
5
0.6
NNW
5
0.2
W
10
0.3
WNW
17
0.4
WNW
16
0.5
W
16
0.5
W
15
0.5
W
15
0.6
WNW
14
0.6
W
13
1.4
NW
5
1.4
NW
5
1.3
WNW
12
0.6
W
12
0.6
W
12
Wave Graph
Metric surfscale
Energy kJ
61
38
37
36
20
18
34
18
7
59
87
127
110
109
147
128
90
98
501
106
108
Wind (km/h)
35
NNE
35
NNE
35
NE
20
NE
30
NNE
20
N
0
ESE
20
SSE
20
SE
20
SE
20
E
20
ENE
15
E
10
ENE
10
NW
20
NW
25
NW
35
W
30
W
20
SW
35
S
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross
glassy
cross-off
cross-off
cross-off
off
off
off
off
cross-on
cross-on
cross-on
on
on
cross-on
cross
High Tide
1:44PM3.30m
2:32AM3.01m
3:09PM3.08m
4:37AM2.93m
5:07PM3.11m
Low Tide
8:43PM1.67m
9:10AM1.90m
10:08PM1.77m
10:46AM1.92m
part cloud
cloud
rain showers
rain showers
light rain
rain showers
light rain
rain showers
clear
clear
clear
clear
cloud
light rain
light rain
light rain
light rain
light rain
clear
clear
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
—
—
8:33
—
—
—
—
—
—
—
8:34
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
7:12
—
—
—
—
—
—
—
7:09
—
—
—
—
—
—
—
7:07
—
—
 mm
—
—
2
1
1
1
2
1
—
—
—
—
—
1
4
5
1
1
—
—
—
Temp °C
12
12
12
13
13
11
12
11
10
13
13
13
12
11
11
13
14
13
14
13
14
Feels °C
5
5
5
8
6
7
11
6
5
8
8
8
8
9
10
10
10
5
7
8
7
  • 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 

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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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