Primary tabs
Check the 16-day forecast with Swellnet Pro for $8.95/month
Siouville Surf Forecast
◀
6am Mon 12 May
0.5ft WNW
8kt SSE
(Ankle High)
0.2m @ 12.5s WNW (292°)
0.2m @ 8.2s WNW (282°)
12pm Mon 12 May
0.5ft WNW
10kt ESE
(Ankle High)
0.2m @ 12.5s WNW (292°)
0.2m @ 8.2s WNW (283°)
6pm Mon 12 May
0.5ft WNW
13kt E
(Ankle High)
0.2m @ 12.2s WNW (293°)
0.2m @ 8s WNW (283°)
0.5m @ 3.6s SE (128°)
6am Tue 13 May
0.5ft WNW
8kt SE
(Ankle High)
0.2m @ 11.2s WNW (293°)
0.5m @ 4.1s SE (126°)
12pm Tue 13 May
0.5ft WNW
7kt ESE
(Ankle High)
0.2m @ 10.9s WNW (291°)
0.3m @ 3.9s SE (146°)
0.2m @ 3.8s ENE (73°)
6pm Tue 13 May
0.5ft WNW
7kt ENE
(Ankle High)
0.2m @ 10.1s WNW (293°)
0.2m @ 3.9s SSE (155°)
6am Wed 14 May
Flat
11kt NE
(Flat)
0.5m @ 3.1s ENE (58°)
12pm Wed 14 May
Flat
11kt ENE
(Flat)
0.6m @ 3.8s ENE (63°)
6pm Wed 14 May
Flat
9kt ENE
(Flat)
0.5m @ 4s ENE (64°)

Mon
6am
Mon
12pm
Mon
6pm
Tue
6am
Tue
12pm
Tue
6pm
Wed
6am
Wed
12pm
Wed
6pm
Wave Height & Swell Direction
Swell Train Data
Wind Speed & Direction
A
SSE
8kt
A
ESE
10kt
A
E
13kt
A
SE
8kt
A
ESE
7kt
A
ENE
7kt
A
NE
11kt
A
ENE
11kt
A
ENE
9kt
Tide Times & Weather



▶
Surf Forecast Swell Train Analysis
Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Mon
12/05
12am
0.5ft
SSE
6kt
0.2
m
12.9s
290 (WNW)
0.2
m
8.4s
283 (WNW)
6am
0.5ft
SSE
8kt
0.2
m
12.5s
292 (WNW)
0.2
m
8.2s
282 (WNW)
12pm
0.5ft
ESE
10kt
0.2
m
12.5s
292 (WNW)
0.2
m
8.2s
283 (WNW)
6pm
0.5ft
E
13kt
0.2
m
12.2s
293 (WNW)
0.2
m
8s
283 (WNW)
0.5
m
3.6s
128 (SE)
Mon
12/05
0.5ft
ESE
10kt
0.2
m
12.5s
292 (WNW)
0.2
m
8.2s
283 (WNW)
-
Tue
13/05
12am
0.5ft
ESE
10kt
0.2
m
11.9s
293 (WNW)
0.8
m
3.9s
118 (ESE)
6am
0.5ft
SE
8kt
0.2
m
11.2s
293 (WNW)
0.5
m
4.1s
126 (SE)
12pm
0.5ft
ESE
7kt
0.2
m
10.9s
291 (WNW)
0.3
m
3.9s
146 (SE)
0.2
m
3.8s
73 (ENE)
6pm
0.5ft
ENE
7kt
0.2
m
10.1s
293 (WNW)
0.2
m
3.9s
155 (SSE)
Tue
13/05
0.5ft
ESE
7kt
0.2
m
10.9s
291 (WNW)
0.3
m
3.9s
146 (SE)
0.2
m
3.8s
73 (ENE)
-
Wed
14/05
12am
Flat
ENE
9kt
6am
Flat
NE
11kt
0.5
m
3.1s
58 (ENE)
12pm
Flat
ENE
11kt
0.6
m
3.8s
63 (ENE)
6pm
Flat
ENE
9kt
0.5
m
4s
64 (ENE)
Wed
14/05
Flat
ENE
11kt
0.6
m
3.8s
63 (ENE)
- bulletin_datetime_utc => 2025-05-11 12:00:00
- location_identifier => 482
- timezone => Europe/Paris