Siouville Surf Break

Lat Long: 49.56° N 1.86° W

Siouville 48 hour detailed Surf Forecast

Issued: 7 pm 26 Sep 2026 (local time)

Forecast update in  hr  min

Today's Siouville sea temperature is
18.6°C
2.5° 

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 (26 Sep):

  • Afternoon surf: Afternoon surf (26 Sep, local time) - 3ft (0.9m), 12s period with WNW swell.
  • Evening surf: Evening surf (26 Sep, local time) - 2.5ft (0.8m), 12s period with WNW swell.

The current surf forecast for Siouville at 11PM is: 0.8m 12s primary swell from a West-northwest direction (forecast issued at 07:00pm September 26). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (CEST) & DateWave HeightWave Period
Morning (26 Sep)--
Afternoon (26 Sep)3ft (0.9m)12s
Evening (26 Sep)2.5ft (0.8m)12s

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


Short Range Forecast

Heavy rain (total 27mm), heaviest during Mon afternoon. Warm (max 23°C on Tue afternoon, min 15°C on Sat night). Winds decreasing (fresh winds from the NNE on Mon night, light winds from the SSW by Tue morning).

Sat
26
Sunday
27
Monday
28
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
1
1
1
0
0
0
0
0
0
0
0
1
2
1
1
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.8
WNW
12
0.8
WNW
12
0.8
WNW
12
0.8
WNW
11
0.7
W
11
0.7
W
11
0.7
W
11
0.6
W
10
0.6
W
10
1.1
WSW
10
1.4
W
7
1.3
W
8
1.1
W
9
1.1
W
9
1
W
9
0.9
W
11
0.9
WNW
12
0.8
W
12
0.7
W
11
Wave Graph
Metric surfscale
Energy kJ
192
189
179
164
119
119
114
80
77
265
206
198
203
203
169
205
224
169
125
Wind (km/h)
10
N
15
ENE
15
E
15
ESE
20
SE
20
SSE
30
S
25
SSW
25
SSW
25
W
20
WNW
15
NW
15
N
10
NE
10
NE
20
NE
25
NE
35
NNE
20
NE
Wind State
cross
cross-off
off
off
cross-off
cross-off
cross
cross-on
cross-on
on
on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
9:23PM4.69m
9:44AM4.70m
9:56PM4.87m
10:15AM4.85m
10:29PM4.94m
Low Tide
3:42PM0.34m
4:01AM0.02m
4:16PM0.14m
4:35AM-0.08m
4:51PM0.05m
cloud
part cloud
part cloud
cloud
part cloud
cloud
part cloud
part cloud
light rain
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
heavy rain
mod rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
8:00
—
—
—
—
—
—
—
8:00
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:58
—
—
—
—
—
—
—
7:54
—
—
—
—
—
—
—
7:52
—
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 mm
—
—
—
—
—
—
—
—
1
—
—
—
—
—
—
2
13
9
2
Temp °C
16
16
15
15
15
15
17
18
18
17
17
16
16
15
16
15
15
15
16
Feels °C
14
13
12
12
12
12
12
14
15
14
15
14
14
13
15
13
11
10
14
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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How to use the Wavefinder 

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