Surf Forecasts:
How big are the waves at Arniston today (29 Jun):
- Morning surf: Morning surf (29 Jun, local time) - 7.5ft (2.3m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (29 Jun, local time) - 7ft (2.1m), 14s period with SSW swell.
- Evening surf: Evening surf (29 Jun, local time) - 7ft (2.1m), 14s period with SSW swell.
The current surf forecast for Arniston at 4AM is: 3.5m 16s primary swell from a Southwest direction and 2.5m 15s secondary swell from a Southwest direction (forecast issued at 07:00pm June 28). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Jun) | 7.5ft (2.3m) | 14s |
| Afternoon (29 Jun) | 7ft (2.1m) | 14s |
| Evening (29 Jun) | 7ft (2.1m) | 14s |
Table - waves today at Arniston. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Sun night. Very mild (max 14°C on Sun night, min 11°C on Tue morning). Winds decreasing (strong winds from the W on Sun night, calm by Mon night). | ||||||||||||||||||||||||
Sun 28 | Monday 29 | Tuesday 30 | Wed 1 | |||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SSW 17 | SW 16 | SW 16 | SW 16 | SW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SW 13 | SSW 13 | SW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | S 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1608 | 3978 | 6128 | 5965 | 8167 | 2274 | 2148 | 1874 | 1874 | 1748 | 1496 | 854 | 784 | 689 | 620 | 601 | 466 | 458 | 443 | 405 | 469 | 392 | 532 | 426 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross | glassy | glassy | cross-on | cross-on | cross-on | cross | cross-on | cross-on | on | on | on | on | on | on | cross-on | cross-on |
High Tide | 2:41PM1.56m | 2:46AM1.64m | 3:16PM1.62m | 3:20AM1.67m | 3:49PM1.67m | 3:53AM1.69m | ||||||||||||||||||
Low Tide | 8:45PM0.47m | 9:06AM0.30m | 9:19PM0.42m | 9:38AM0.26m | 9:52PM0.39m | 10:08AM0.24m | ||||||||||||||||||
 |  |  |  | | |  |  |  | | | | | | | | | | |  | | | | | |
 | — | — | — | — | 7:47 | — | — | — | — | — | — | — | 7:47 | — | — | — | — | — | — | — | 7:47 | — | — | — |
 | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | 5:37 |
mm | 4 | 2 | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 |
Temp °C | 13 | 14 | 14 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 11 | 12 | 13 | 13 | 14 | 14 | 13 | 13 | 13 | 14 | 14 |
Feels °C | 4 | 5 | 6 | 4 | 5 | 6 | 8 | 9 | 10 | 10 | 10 | 8 | 8 | 7 | 8 | 9 | 10 | 11 | 11 | 11 | 11 | 11 | 12 | 11 |
Swell 1 Height (m) Direction Period (s) | SSW 17 | SW 16 | SW 16 | SW 16 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SW 13 | SSW 13 | SW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | S 11 |
| kJ | 1608 | 3978 | 3412 | 3178 | 2691 | 2274 | 2148 | 1874 | 1874 | 1748 | 1496 | 854 | 784 | 689 | 620 | 601 | 466 | 458 | 443 | 405 | 469 | 392 | 532 | 426 |
Swell 2 Height (m) Direction Period (s) | E 7 | — | — | — | — | — | — | — | — | — | E 10 | S 9 | S 9 | S 8 | S 8 | S 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSW 14 | SSW 15 | SSW 14 |
| kJ | 9 | — | — | — | — | — | — | — | — | — | 2 | 239 | 185 | 149 | 143 | 125 | 126 | 123 | 116 | 116 | 50 | 280 | 355 | 336 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | E 10 | E 10 | — | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | S 15 | SSE 7 | E 9 | E 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | — | 2 | 2 | 2 | 2 | 6 | 6 | 113 | 47 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | SW 12 | WSW 12 | SW 16 | SW 16 | SW 15 | — | — | — | — | — | — | — | — | — | — | ENE 3 | — | SSE 8 | — | — | — | — | — | S 3 |
| kJ | 1243 | 2779 | 6128 | 5965 | 8167 | — | — | — | — | — | — | — | — | — | — | 2 | — | 98 | — | — | — | — | — | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 226 | 168 | 184 | 184 | 304 | 113 | 113 | 113 | 113 | 113 | 76 | 76 | 76 | 76 | 76 | 81 | 81 | 81 | 76 | 76 | 81 | 81 | 81 | 107 |
Best forecast wave conditions in Overberg | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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