Cape St Martin surfForecast / West Coast / South Africa

information circle48hr Weather and Surf, issued 1 pm Tuesday 12 May 2026 SAST
Forecast update in hr  min  s Forecast update imminent
Cape St Martin surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cape St Martin sea temperature is
15.3° C
(Which is 1.7°C colder than average for this time of year)

How big are the waves at Cape St Martin today?

The current surf forecast for Cape St Martin at 8PM is: 3.0m 12s primary swell from a West direction and 2.5m 12s secondary swell from a South-southwest direction (forecast issued at 01:00pm May 12). The wind direction is predicted to be cross-onshore and the swell rating is 11.

Time (SAST) & DateWave HeightWave Period
Morning (12 May)18ft (5.5m)13s
Afternoon (12 May)13ft (4.0m)12s
Evening (12 May)10ft (3.0m)12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 4mm), mostly falling on Tue afternoon. Very mild (max 18°C on Tue night, min 13°C on Wed night). Winds decreasing (fresh winds from the NW on Tue afternoon, light winds from the SSW by Wed afternoon).

Tue
12
Wednesday
13
Thursday
14
Fri
15
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
2 AM
5 AM
8 AM
Rating
(10 max)
0
0
0
!
!
!
4
4
!
!
!
!
!
4
4
4
4
4
4
4
4
4
4
4
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)
5
WSW
13
4
W
12
3.5
W
12
3
W
12
3
W
12
3
W
12
2.5
W
12
2.5
SSW
12
3
SSW
12
3
SSW
12
3
SSW
12
3
SSW
12
3
SSW
12
2.5
SSW
12
2.5
SSW
12
2.4
SSW
12
2.3
SSW
11
2.2
SSW
11
1.9
SSW
11
1.7
SSW
11
1.7
SSW
11
1.6
SSW
11
1.5
SSW
11
1.3
S
14
Wave Graph
Metric surfscale
Energy kJ
8025
5236
3528
3011
2544
2225
1902
1906
2144
2242
2421
2462
2205
1903
1745
1541
1331
1101
901
680
643
578
485
684
Wind (km/h)
40
NW
40
NW
30
WNW
20
WNW
15
SW
15
SW
20
SSW
20
SSW
15
SSW
10
SSW
15
SSW
10
S
15
SSE
15
SSE
15
SSE
15
SE
15
SSE
15
S
20
S
20
S
20
SSE
15
SSE
20
SSE
20
SSE
cross-on
cross-on
cross-on
cross-on
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
off
cross-off
off
off
off
off
off
off
High Tide
11:57AM1.25m
00:11AM1.45m
12:46PM1.37m
00:56AM1.57m
1:31PM1.48m
1:40AM1.66m
Low Tide
5:56PM0.42m
6:39AM0.26m
6:45PM0.33m
7:22AM0.12m
7:30PM0.23m
light rain
light rain
rain showers
rain showers
part cloud
clear
cloud
cloud
cloud
part cloud
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>
7:28
7:30
7:30
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
5:59
5:58
5:58
1
1
2
1
Temp °C
17
17
17
18
17
17
16
16
16
16
16
15
14
14
13
13
14
16
15
15
15
15
15
15
11
12
13
16
15
16
13
12
13
13
13
13
11
11
10
10
11
13
11
11
12
12
12
13
Swell 1
Height (m)
Direction
Period (s)
5
WSW
13
2.5
SSW
13
3.5
W
12
3
W
12
3
W
12
3
W
12
2.5
W
12
2.5
SSW
12
3
SSW
12
3
SSW
12
3
SSW
12
3
SSW
12
3
SSW
12
2.5
SSW
12
2.5
SSW
12
2.4
SSW
12
2.3
SSW
11
2.2
SSW
11
1.9
SSW
11
1.7
SSW
11
1.7
SSW
11
1.6
SSW
11
1.5
SSW
11
1.4
SSW
10
Energy kJ
8025
2499
3528
3011
2544
2225
1902
1906
2144
2242
2421
2462
2205
1903
1745
1541
1331
1101
901
680
643
572
467
400
Swell 2
Height (m)
Direction
Period (s)
3
SW
13
2.5
SSW
12
2.5
SW
13
2.5
SSW
12
2.4
SSW
12
2.4
W
12
2.1
W
12
2.1
W
12
1.9
WSW
12
1.8
WSW
12
1.7
WSW
12
1.8
WSW
12
1.6
WSW
11
1.6
WSW
11
1.5
WSW
12
1.5
WSW
12
1.5
WSW
13
1.5
WSW
11
1.4
WSW
11
1.3
WSW
13
1.3
WSW
12
1.3
S
14
Energy kJ
2444
2017
2078
1810
1597
1644
1269
1206
995
897
791
843
604
604
583
644
745
560
504
578
485
684
Swell 3
Height (m)
Direction
Period (s)
1.1
N
7
1.2
NNW
7
0.4
NNW
6
0.1
W
20
0.1
SW
20
0.2
WSW
19
0.3
WSW
18
0.4
WSW
18
0.4
SW
18
0.5
WSW
16
0.8
WSW
16
0.9
WSW
16
0.8
S
14
1.2
WSW
12
Energy kJ
124
135
12
8
15
37
63
123
81
151
295
376
246
405
Wind waves
Height (m)
Direction
Period (s)
1.5
NNW
8
4
W
12
0.4
S
3
0.4
S
3
0.5
S
3
Energy kJ
273
5236
3
3
5
Nearest Offshore or Glassy
Rating
(10 max)
4
7
4
4
5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
Distance (km)
164
493
163
163
2
2
6
2
2
2
2
2
2
0
0
0
0
0
0
0
0
0
0
0
Best forecast wave conditions in West Coast
Rating
(10 max)
5
5
4
4
5
5
5
5
4
4
4
4
4
4
4
4
4
4
4
4
Best forecast wave conditions in South Africa
Rating
(10 max)
9
7
9
5
5
5
9
6
5
5
5
9
9
9
5
4
4
4
4
4
4
4
5
5
Header Global
Rating
(10 max)
9
8
9
9
9
9
9
8
8
8
7
9
9
9
9
5
5
5
5
5
5
5
5
5
  • 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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