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Surf Forecasts:
Cape St Martin surfForecast / West Coast / South Africa
48hr Weather and Surf, issued 7 pm Thursday 16 Apr 2026 SASTForecast 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
15.7° C
(Which is 1.8°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 1AM is: 2.5m 13s primary swell from a Southwest direction and 0.1m 20s secondary swell from a Southwest direction (forecast issued at 07:00pm April 16). The wind direction is predicted to be onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Apr) | 8ft (2.4m) | 12s |
| Afternoon (17 Apr) | 10ft (3.0m) | 12s |
| Evening (17 Apr) | 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
Thursday 16 | Friday 17 | Saturday 18 | Sunday 19 | |||||||||||||||||||||
| 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 | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 12 | 12 | 11 | 11 | 13 | 13 | 13 | 13 | 9 | 10 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3508 | 2722 | 2241 | 1972 | 1819 | 1795 | 1742 | 2027 | 2233 | 2077 | 2272 | 2770 | 3280 | 2925 | 2824 | 2326 | 1838 | 1677 | 1518 | 1634 | 1527 | 627 | 475 | 2451 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | glass | on | on | on | on | cross- off | cross | cross | cross- on | cross- on | on | on | on | on | cross- on | cross- on | cross- on | on | cross- on | on | on | cross- on |
High Tide / height (m) | 2:40PM 1.61 | 2:50AM 1.78 | 3:18PM 1.66 | 3:29AM 1.80 | 3:57PM 1.65 | 4:09AM 1.76 | ||||||||||||||||||
Low Tide / height (m) | 8:41PM 0.09 | 9:09AM -0.07 | 9:19PM 0.05 | 9:47AM -0.08 | 9:58PM 0.06 | 10:27AM -0.03 | ||||||||||||||||||
Thursday 16 | Friday 17 | Saturday 18 | Sunday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:11 | - | - | - | - | - | - | - | 7:11 | - | - |
| Sunset | 6:24 | - | - | - | - | - | - | - | 6:23 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - |
 |  | |  |  |  |  |  |  |  | | | |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | 2 | 17 | 2 | 1 | - | - | - | - | 1 | 1 | - | - | - | - | 1 | 2 | 1 | 1 |
| Temp. °C | 17 | 16 | 16 | 17 | 16 | 16 | 15 | 14 | 15 | 16 | 16 | 17 | 17 | 16 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 |
| Feels °C (?) | 12 | 13 | 15 | 14 | 11 | 10 | 8 | 9 | 13 | 13 | 14 | 14 | 15 | 12 | 10 | 11 | 14 | 14 | 13 | 12 | 11 | 10 | 9 | 10 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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