Surf Forecasts:
How big are the waves at Cape St Martin today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 3.5ft (1.1m), 9s period with SW swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 3ft (0.9m), 13s period with SW swell.
- Evening surf: Evening surf (18 Jul, local time) - 4.5ft (1.3m), 12s period with SW swell.
The current surf forecast for Cape St Martin at 1AM is: 1.5m 10s primary swell from a Southwest direction and 0.3m 13s secondary swell from a South direction (forecast issued at 07:00pm July 17). The wind direction is predicted to be offshore and the swell rating is 2.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 3.5ft (1.1m) | 9s |
| Afternoon (18 Jul) | 3ft (0.9m) | 13s |
| Evening (18 Jul) | 4.5ft (1.3m) | 12s |
Table - waves today at Cape St Martin. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Fri night, min 14°C on Sun night). Wind will be generally light. | |||||||||||||||||||
Fri 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 | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SW 9 | SSW 9 | SW 14 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 606 | 562 | 425 | 425 | 377 | 225 | 172 | 261 | 330 | 555 | 609 | 537 | 511 | 503 | 450 | 442 | 478 | 479 | 462 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | glassy | cross-on | cross | cross-off | glassy | glassy | glassy | glassy | glassy | cross-on | cross-off | off | off |
High Tide | 5:38PM1.67m | 5:57AM1.46m | 6:20PM1.59m | 6:41AM1.35m | 7:02PM1.48m | ||||||||||||||
Low Tide | 11:55PM0.16m | 12:01PM0.18m | 00:40AM0.24m | 12:41PM0.30m | |||||||||||||||
 |  | | | | |  | |  |  | | | | | | | | | | |
 | — | — | — | — | 7:47 | — | — | — | — | — | — | — | 7:47 | — | — | — | — | — | — |
 | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 17 | 17 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 16 | 15 | 15 |
Feels °C | 16 | 14 | 15 | 14 | 15 | 15 | 16 | 17 | 17 | 15 | 16 | 15 | 15 | 15 | 15 | 14 | 13 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 11 | SW 10 | SW 10 | SW 10 | SW 10 | SW 9 | SSW 9 | SW 14 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 |
| kJ | 606 | 562 | 425 | 425 | 377 | 225 | 172 | 261 | 330 | 555 | 609 | 537 | 511 | 503 | 450 | 442 | 478 | 479 | 462 |
Swell 2 Height (m) Direction Period (s) | — | — | S 13 | S 13 | S 13 | WSW 10 | WSW 10 | SW 9 | SW 9 | WSW 12 | WSW 11 | W 11 | WSW 11 | W 11 | W 11 | W 10 | W 10 | W 10 | SSW 13 |
| kJ | — | — | 14 | 31 | 52 | 75 | 135 | 97 | 144 | 288 | 259 | 242 | 198 | 188 | 184 | 177 | 133 | 130 | 192 |
Swell 3 Height (m) Direction Period (s) | — | — | SW 17 | SW 16 | SW 16 | S 12 | SW 14 | WSW 10 | WSW 9 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | W 10 |
| kJ | — | — | 11 | 10 | 38 | 72 | 127 | 132 | 144 | 112 | 81 | 100 | 73 | 73 | 77 | 55 | 34 | 32 | 127 |
Wind waves Height (m) Direction Period (s) | — | S 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 6 | 0 | 0 |
Best forecast wave conditions in West Coast | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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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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