Siouville surfForecast / Normandy / France

information circle48hr Weather and Surf, issued 7 pm Monday 18 May 2026 CEST
Forecast update in hr  min  s Forecast update imminent
Siouville surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Siouville sea temperature is
12.8° C
(Which is slightly warmer than usual)

How big are the waves at Siouville today?

The current surf forecast for Siouville at 2AM is: 1.2m 5s primary swell from a South-southwest direction and 0.8m 6s secondary swell from a West direction, 0.4m 11s secondary swell from a West-northwest direction (forecast issued at 07:00pm May 18). The wind direction is predicted to be cross-shore.

Time (CEST) & DateWave HeightWave Period
Morning (19 May)5ft (1.6m)6s
Afternoon (19 May)4ft (1.2m)9s
Evening (19 May)5.5ft (1.7m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 8mm), mostly falling on Mon night. Very mild (max 19°C on Thu afternoon, min 11°C on Mon night). Winds decreasing (strong winds from the SSW on Tue morning, calm by Thu afternoon).

Mon
18
Tuesday
19
Wednesday
20
Thu
21
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
2 AM
5 AM
8 AM
11 AM
2 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
2
2
2
1
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1
W
11
0.9
WNW
11
0.9
W
11
1.2
SSW
5
1.5
SSW
5
1.6
SSW
6
1.7
WSW
8
1.2
W
9
1.5
WSW
9
1.7
W
9
1.8
W
9
1.8
WSW
9
1.9
WSW
9
2.2
W
9
2.3
W
14
2.1
W
14
1.9
W
13
1.7
W
13
1.5
W
13
1.4
W
13
1.3
W
12
1.2
W
12
1.1
W
12
1
W
12
Wave Graph
Metric surfscale
Energy kJ
265
194
181
57
108
160
413
225
329
442
494
528
612
845
2095
1647
1275
986
747
653
497
403
333
266
Wind (km/h)
20
SSW
25
SSW
25
SSW
40
S
40
S
40
SSW
35
SW
30
SW
35
WSW
35
WSW
35
WSW
35
SW
35
SW
35
SW
30
SW
25
WSW
20
W
15
W
10
SW
10
SW
10
SSE
15
SSE
15
S
10
S
cross
cross
cross
cross
cross
cross
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
cross-on
cross-off
cross-off
cross
cross
High Tide
10:35PM4.91m
11:04AM4.69m
11:21PM4.77m
11:53AM4.44m
00:10AM4.52m
12:47PM4.12m
Low Tide
5:00PM0.15m
5:27AM-0.04m
5:48PM0.31m
6:17AM0.10m
6:38PM0.55m
7:10AM0.33m
cloud
cloud
light rain
light rain
light rain
light rain
part cloud
cloud
part cloud
clear
part cloud
cloud
cloud
cloud
part cloud
cloud
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:16
6:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:47
9:49
9:51
9:52
1
1
4
2
Temp °C
13
13
12
12
11
13
14
15
14
14
13
13
13
13
13
15
15
15
15
15
14
14
15
17
8
8
7
5
4
6
8
10
8
8
6
6
7
7
7
10
12
13
14
14
13
12
13
16
Swell 1
Height (m)
Direction
Period (s)
1
W
11
0.9
WNW
11
0.9
W
11
0.8
W
6
0.9
W
6
1
W
8
1
W
9
1.2
W
9
0.1
W
15
0.1
W
15
0.2
W
17
0.4
WNW
16
2.1
W
14
1.9
W
13
1.7
W
13
1.5
W
13
1.4
W
13
1.3
W
12
1.2
W
12
1.1
W
12
1
W
12
Energy kJ
265
194
181
42
65
110
153
225
4
4
24
90
1647
1275
986
747
653
497
403
333
266
Swell 2
Height (m)
Direction
Period (s)
0.4
WNW
11
0.2
WNW
11
0.1
W
13
0.3
WNW
13
Energy kJ
37
12
3
35
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.4
SSW
3
0.4
SSW
3
0.7
SSW
4
1.2
SSW
5
1.5
SSW
5
1.6
SSW
6
1.7
WSW
8
0.8
SSW
5
1.5
WSW
9
1.7
W
9
1.8
W
9
1.8
WSW
9
1.9
WSW
9
2.2
W
9
2.3
W
14
Energy kJ
3
4
11
57
108
160
413
25
329
442
494
528
612
845
2095
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
1
2
2
2
2
1
1
2
2
5
5
5
4
2
2
2
3
2
2
2
2
Distance (km)
23
18
23
397
545
450
450
450
148
394
450
450
266
163
163
350
92
105
16
0
0
0
0
0
Best forecast wave conditions in Normandy
Rating
(10 max)
2
1
1
1
2
2
3
3
2
2
2
2
Best forecast wave conditions in France
Rating
(10 max)
3
3
3
3
3
3
2
2
2
2
2
2
5
5
5
4
4
4
4
4
4
4
3
3
Header Global
Rating
(10 max)
5
5
4
4
4
4
4
4
5
4
5
5
5
4
5
5
4
5
5
4
4
5
5
4
  • 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

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