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Cape St Martin surfForecast / West Coast / South Africa
48hr Weather and Surf, issued 1 am Monday 11 May 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
15.4° C
(Which is 1.6°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 10AM is: 6.5m 12s primary swell from a West direction and 4.0m 13s secondary swell from a West-southwest direction (forecast issued at 01:00am May 11). The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 20ft (6.0m) | 11s |
| Afternoon (11 May) | 23ft (7.0m) | 13s |
| Evening (11 May) | 23ft (7.0m) | 13s |
Table - waves today at Cape St Martin. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 29mm), heaviest during Mon afternoon. Very mild (max 18°C on Mon afternoon, min 14°C on Wed night). Winds decreasing (gales from the NW on Mon morning, light winds from the SSE by Wed night). | ||||||||||||||||||||||||
Monday 11 | Tuesday 12 | Wednesday 13 | ||||||||||||||||||||||
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 | |
Swell Height Map |    |    |    | |||||||||||||||||||||
WSW 12 | WSW 12 | W 11 | W 12 | W 13 | W 13 | W 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | |
6625 | 5196 | 8041 | 12909 | 17391 | 18477 | 16787 | 10583 | 8967 | 9179 | 8085 | 5943 | 5224 | 3801 | 3100 | 2586 | 2225 | 1780 | 1624 | 1686 | 1874 | 2205 | 2393 | 2171 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | |
High Tide | 10:58AM1.14m | 11:22PM1.33m | 11:57AM1.25m | 00:11AM1.45m | 12:46PM1.37m | |||||||||||||||||||
Low Tide | 4:56AM0.54m | 5:00PM0.51m | 5:52AM0.40m | 5:56PM0.42m | 6:39AM0.26m | 6:45PM0.33m | ||||||||||||||||||
 |  |  | | | | | | | | | | |  |  | |  | |  |  | | |  | | |
 | — | 7:26 | — | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 5:59 | — | — |
— | 2 | 3 | 3 | 5 | 4 | 3 | 1 | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 14 | 15 | 16 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 15 | 14 |
9 | 4 | 2 | 3 | 6 | 10 | 11 | 12 | 12 | 11 | 13 | 13 | 11 | 13 | 16 | 14 | 15 | 14 | 13 | 13 | 14 | 13 | 12 | 11 | |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 12 | — | WSW 13 | — | — | — | WSW 13 | WSW 13 | — | WSW 13 | SSW 13 | SSW 12 | SW 13 | W 12 | W 12 | W 12 | W 12 | W 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 |
 kJ | 6625 | 5196 | — | 6084 | — | — | — | 10583 | 8967 | — | 8085 | 2477 | 2273 | 2444 | 3100 | 2586 | 2225 | 1780 | 1624 | 1686 | 1874 | 2205 | 2393 | 2171 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 7 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | W 12 | W 12 | WSW 12 | WSW 12 | WSW 12 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 91 | 2460 | 2098 | 1780 | 1485 | 1570 | 1488 | 1248 | 978 | 1001 | 905 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 7 | NNW 6 | — | N 6 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 57 | 55 | — | 19 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | NW 7 | W 11 | W 12 | W 13 | W 13 | W 13 | NNW 9 | NNW 8 | WSW 13 | NNW 8 | W 13 | W 13 | W 12 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 698 | 8041 | 12909 | 17391 | 18477 | 16787 | 883 | 500 | 9179 | 352 | 5943 | 5224 | 3801 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 811 | 437 | 437 | 936 | 933 | 1052 | 1075 | 493 | 153 | 1080 | 153 | 153 | 164 | 163 | 162 | 163 | 163 | 6 | 6 | 6 | 6 | 2 | 2 | 2 |
Best forecast wave conditions in West Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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