Anse St Martin Surf Break

Lat Long: 49.71° N 1.89° W

Anse St Martin 48 hour detailed Surf Forecast

Issued: 1 am 20 Sep 2026 (local time)

Forecast update in  hr  min

Today's Anse St Martin sea temperature is
18.4°C
2.0° 

Anse St Martin surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Anse St Martin today (20 Sep):

  • Morning surf: Morning surf (20 Sep, local time) - 2ft (0.6m), 11s period with W swell.
  • Afternoon surf: Afternoon surf (20 Sep, local time) - 3.5ft (1.1m), 10s period with W swell.
  • Evening surf: Evening surf (20 Sep, local time) - 3ft (0.9m), 11s period with W swell.

The current surf forecast for Anse St Martin at 5AM is: 0.5m 11s primary swell from a West direction (forecast issued at 01:00am September 20). An open ocean swell of 1.5m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (CEST) & DateWave HeightWave Period
Morning (20 Sep)2ft (0.6m)11s
Afternoon (20 Sep)3.5ft (1.1m)10s
Evening (20 Sep)3ft (0.9m)11s

Table - waves today at Anse St Martin. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Very mild (max 19°C on Tue afternoon, min 16°C on Sun afternoon). Wind will be generally light.

Sunday
20
Monday
21
Tuesday
22
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
0
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
W
11
0.5
W
11
0.6
W
11
0.7
W
10
1.1
W
10
1
W
10
0.9
W
11
0.8
W
11
0.8
W
11
0.7
W
11
0.7
W
11
0.7
W
11
0.6
W
11
0.6
W
10
0.6
W
10
0.5
W
10
0.5
W
10
0.5
W
9
0.4
W
9
0.4
W
9
0.4
W
9
0.4
W
9
0.5
W
10
0.5
W
10
Wave Graph
Metric surfscale
Energy kJ
83
58
82
106
259
218
181
144
146
112
112
112
81
75
72
50
48
43
26
25
25
27
52
54
Wind (km/h)
30
WSW
30
WSW
25
W
20
WNW
15
NW
15
NW
10
NW
5
NNW
5
NNE
5
NE
5
NE
5
NE
10
N
10
NNE
10
ENE
10
ENE
10
ENE
10
ENE
10
E
10
E
10
NE
20
ENE
15
ENE
15
ENE
Wind State
cross-off
cross-off
cross
cross-on
cross-on
cross-on
cross-on
on
cross-on
glassy
glassy
cross-on
on
on
cross-on
cross
cross-on
cross
cross
cross
cross-on
cross-on
cross
cross
High Tide
2:58AM3.50m
3:51PM3.54m
5:07AM3.42m
5:47PM3.65m
6:37AM3.69m
6:54PM4.00m
Low Tide
9:23AM2.30m
10:40PM2.27m
11:32AM2.32m
00:31AM2.02m
12:56PM1.99m
part cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
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>
7:50
7:50
7:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:10
8:08
8:06
 mm
Temp °C
17
17
17
17
16
16
16
17
16
16
16
16
16
17
17
18
18
18
18
18
19
19
19
19
Feels °C
13
13
14
14
14
14
15
16
15
15
15
15
14
15
14
15
16
15
16
15
16
15
16
17
  • 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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