Anse St Martin Surf Break

Lat Long: 49.71° N 1.89° W

Anse St Martin 48 hour detailed Surf Forecast

Issued: 7 pm 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Anse St Martin sea temperature is
18.8° C
1.5° 

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 (21 Aug):

  • Afternoon surf: Afternoon surf (21 Aug, local time) - 2.5ft (0.7m), 9s period with W swell.
  • Evening surf: Evening surf (21 Aug, local time) - 2ft (0.6m), 8s period with W swell.

The current surf forecast for Anse St Martin at 10PM is: 0.6m 8s primary swell from a West direction (forecast issued at 07:00pm August 21). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (CEST) & DateWave HeightWave Period
Morning (21 Aug)--
Afternoon (21 Aug)2.5ft (0.7m)9s
Evening (21 Aug)2ft (0.6m)8s

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


Short Range Forecast

Mostly dry. Very mild (max 19°C on Sun night, min 16°C on Sat morning). Winds increasing (light winds from the NNW on Fri night, strong winds from the ENE by Mon afternoon).

Fri
21
Saturday
22
Sunday
23
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
W
9
0.6
W
9
0.6
W
8
0.6
W
8
0.4
W
8
0.6
W
5
0.4
W
8
0.9
NE
4
0.4
W
10
0.4
W
9
0.4
W
9
0.3
W
9
0.7
ENE
4
0.8
E
4
0.9
E
4
1
E
5
1.1
ENE
5
1.1
ENE
5
1.3
ENE
5
Wave Graph
Metric surfscale
Energy kJ
76
52
49
49
21
20
21
27
29
28
25
14
17
26
33
43
59
66
98
Wind (km/h)
15
NNW
15
NW
15
NW
10
NNW
10
NE
15
NE
25
ENE
20
NE
20
NE
15
ENE
20
ENE
20
ENE
25
E
20
E
30
E
30
ENE
35
ENE
30
ENE
35
E
Wind State
on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
High Tide
3:09PM3.83m
3:52AM3.58m
4:39PM3.64m
5:34AM3.51m
6:14PM3.74m
Low Tide
9:41PM2.09m
10:18AM2.23m
11:34PM2.21m
12:17PM2.21m
rain showers
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:07
7:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:14
9:12
9:09
 mm
1
Temp °C
17
17
17
17
17
17
16
17
17
17
17
18
18
17
18
18
18
18
19
Feels °C
15
14
14
15
15
14
11
13
13
14
13
14
14
13
12
12
12
12
13
  • 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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