Cape St Martin surfForecast / West Coast / South Africa

information circle12 Day Weather and Surf, issued 7 pm Saturday 05 Jul 2025 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
14.7° C
(Which is slightly cooler than normal)


Best Forecast Surf Conditions for Cape St Martin this week:

The surf forecast for Cape St Martin over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Jul 06) at 5AM. The primary swell is predicted to be 3.5m and 13s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Cape St Martin in the next 12 days are 5.5m 16s and forecast to arrive on Friday (Jul 11) at 5PM. Winds are predicted to be cross-offshore at the time the swell arrives.

Wave TypeTime (SAST) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Sun 6th Jul)11ft (3.5m) 13s
Best Surf 5AM (Sun 6th Jul)11ft (3.5m) 13s
Most Powerful 5PM (Fri 11th Jul)18ft (5.5m) 16s

Table - best surf conditions forecast for Cape St Martin over the next 12 days.

Updates in  hr  min  s Forecast update imminent
Sunday
06
Monday
07
Tuesday
08
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thu
17
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
0
Swell
Height Map
Wave Height (m) & direction (?)
3.5
SW
3.5
SW
3
SSW
3
SSW
2.3
SSW
2.4
SSW
2.1
S
1.8
S
1.6
S
1.6
SW
2.4
SW
2.5
SW
3.5
SW
3.5
SW
3.5
SW
3.5
SW
5
SW
5.5
SW
4.5
SW
4
SW
3.5
SW
3
SW
2.5
SW
2.1
SW
1.7
SW
1.3
SW
1.4
SW
1.6
SW
2.2
SW
3
SW
3
SW
3
SW
3
SW
3.5
SW
3
SW
3
SW
Period(s) (?)141313121214141413121413131313141616151414131312121110101213131314141414
Wave
Graph
(?)Metric surfscale
Energy (?)5323405535862717228227942335173413821160227923164216430942334599120491434093636237455528242013132278842747676219633343411937603466450939683341
Wind
(km/h)
15
WSW
20
SW
25
SSW
10
ESE
5
ESE
10
SSW
15
ESE
15
E
10
ENE
10
NNE
15
W
10
W
5
NW
10
SSE
15
SW
20
W
25
WSW
30
S
20
SSE
20
SSE
25
S
25
SSE
25
SSE
25
SSE
20
SSE
10
SE
10
S
15
NW
10
W
10
SW
15
SSE
15
SSE
20
S
15
SSE
15
SSE
25
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
crosscross-
on
crosscross-
on
glassoffcross-
off
cross-
on
crosscross-
off
offoffoffoffoffoffoffcross-
off
cross-
off
cross-
on
cross-
on
cross-
off
offoffcross-
off
offoffoff
High Tide
/ height (m)
11:44PM
1.20
12:35PM
1.14
12:40AM
1.24
1:24PM
1.21
1:28AM
1.30
2:06PM
1.29
2:10AM
1.37
2:44PM
1.36
2:49AM
1.42
3:21PM
1.44
3:27AM
1.47
3:57PM
1.50
4:04AM
1.49
4:33PM
1.54
4:42AM
1.49
5:09PM
1.57
5:21AM
1.46
5:48PM
1.58
6:03AM
1.41
6:28PM
1.55
6:49AM
1.35
7:14PM
1.50
7:44AM
1.27
Low Tide
/ height (m)
6:27AM
0.47
6:39PM
0.57
7:15AM
0.41
7:29PM
0.51
7:57AM
0.34
8:11PM
0.44
8:35AM
0.27
8:50PM
0.37
9:10AM
0.21
9:26PM
0.31
9:44AM
0.16
10:03PM
0.27
10:17AM
0.14
10:40PM
0.24
10:51AM
0.14
11:18PM
0.23
11:27AM
0.16
11:59PM
0.24
12:05PM
0.21
12:44AM
0.27
12:48PM
0.29
1:35AM
0.31
1:38PM
0.38
Sunday
06
Monday
07
Tuesday
08
Wednesday
09
Thursday
10
Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thu
17
Sunrise-7:50--7:50--7:50--7:50--7:50--7:50--7:48--7:48--7:48--7:48--7:48--7:47-
Sunset--5:54--5:54--5:55--5:55--5:57--5:57--5:58--5:58--5:59--5:59--6:00--6:00
rain showersrain showersclearclearpart cloudclearclearclearclearclearclearclearpart cloudcloudpart cloudpart cloudrain showersrain showersclearclearclearclearclearclearclearclearclearclearpart cloudcloudclearclearclearclearclearclear
Rain (mm)
41--------------11------------------
Temp. °C15151414131413142020151515131414141412912111013131418171415151316151415
Feels °C (?)111091111139916161212141213119863755881014131213121013121111

Short Range Forecast: Light rain (total 5mm), mostly falling on Sat night. Warm (max 20°C on Tue afternoon, min 12°C on Mon night). Wind will be generally light.

Days 3-6 Weather Summary Light rain (total 2mm), mostly falling on Fri morning. Warm (max 20°C on Tue night, min 13°C on Wed night). Winds increasing (calm on Wed night, fresh winds from the SSW by Fri afternoon).

Days 6-9 Weather Summary Mostly dry. Very mild (max 18°C on Mon afternoon, min 9°C on Sat morning). Wind will be generally light.

Long Range Forecast: Mostly dry. Very mild (max 17°C on Mon night, min 13°C on Wed morning). Wind will be generally light.

  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Cape St Martin Surf forecast

The above surf forecast table for Cape St Martin provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Cape St Martin can be found by selecting the local surf guide option on the grey menu. Our Cape St Martin surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Cape St Martin) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Cape St Martin may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Cape St Martin is 33 km (20 miles) from the city of Saldanha. If you plan a holiday in West Coast, look for hotels and other accommodation in Saldanha. Saldanha has rooms for a wide range of budgets as well as car hire and transport links.

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