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Surf Forecasts:
Cape St Martin surfForecast / West Coast / South Africa
48hr Weather and Surf, issued 1 pm Tuesday 12 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
15.3° 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) & Date | Wave Height | Wave 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 ForecastLight 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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | S 14 | |
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) | ||||||||||||||||||||||||
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 | |||||||||||||||||||
 | |  |  |  |  |  |  | |  |  | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — | — | 7:30 | — | — | — | — | — | — | — | 7:30 | — |
 | — | — | 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) | WSW 13 | SSW 13 | W 12 | W 12 | W 12 | W 12 | W 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 10 |
 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) | — | — | SW 13 | SSW 12 | SW 13 | SSW 12 | SSW 12 | W 12 | W 12 | W 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 12 | WSW 12 | WSW 13 | WSW 11 | WSW 11 | WSW 13 | WSW 12 | S 14 |
| 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) | — | — | N 7 | NNW 7 | — | — | NNW 6 | — | — | — | — | — | — | W 20 | SW 20 | WSW 19 | WSW 18 | WSW 18 | SW 18 | WSW 16 | WSW 16 | WSW 16 | S 14 | WSW 12 |
| kJ | — | — | 124 | 135 | — | — | 12 | — | — | — | — | — | — | 8 | 15 | 37 | 63 | 123 | 81 | 151 | 295 | 376 | 246 | 405 |
Wind waves Height (m) Direction Period (s) | NNW 8 | W 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 3 | — | — | S 3 | S 3 |
| kJ | 273 | 5236 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | — | 3 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
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 | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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