Surf Forecasts:
How big are the waves at Gansbaai today (20 Aug):
- Afternoon surf: Afternoon surf (20 Aug, local time) - 10ft (3.0m), 13s period with SW swell.
- Evening surf: Evening surf (20 Aug, local time) - 8ft (2.5m), 12s period with SW swell.
The current surf forecast for Gansbaai at 10PM is: 2.5m 12s primary swell from a Southwest direction (forecast issued at 07:00pm August 20). An open ocean swell of 0.2m 9s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 4.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | - | - |
| Afternoon (20 Aug) | 10ft (3.0m) | 13s |
| Evening (20 Aug) | 8ft (2.5m) | 12s |
Table - waves today at Gansbaai. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Fri afternoon, min 10°C on Fri morning). Mainly fresh winds. | |||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||
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 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | WSW 11 | SSW 11 | SSW 11 | WSW 11 | SSW 10 | WSW 11 | SSW 11 | SSW 12 | SSW 13 | SSW 12 | SW 11 | SW 11 | SW 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 2577 | 2221 | 1830 | 1605 | 1374 | 821 | 573 | 478 | 444 | 427 | 432 | 370 | 521 | 598 | 569 | 473 | 999 | 1317 | 1371 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | off | off | off | off | off | off | off | glassy | on | on | cross-on | cross-on | on | on | on | glassy |
High Tide | 8:25PM1.07m | 9:40AM0.94m | 10:21PM1.01m | 11:57AM0.98m | |||||||||||||||
Low Tide | 3:11AM0.66m | 3:40PM0.74m | 5:33AM0.65m | 6:09PM0.70m | |||||||||||||||
 |  | | | | | | | | |  | | | | |  | | | | |
 | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — |
 | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 13 | 12 | 12 | 11 | 10 | 14 | 17 | 17 | 13 | 13 | 13 | 13 | 14 | 16 | 16 | 16 | 15 | 14 |
Feels °C | 11 | 11 | 10 | 10 | 8 | 6 | 10 | 13 | 13 | 10 | 13 | 12 | 10 | 10 | 10 | 11 | 13 | 14 | 14 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | WSW 11 | SSW 11 | SSW 11 | SSW 10 | SSW 10 | SSW 10 | SSW 11 | SSW 12 | SSW 13 | SSW 12 | SW 11 | SW 11 | SW 11 |
| kJ | 2577 | 2221 | 1830 | 1605 | 1374 | 821 | 573 | 478 | 444 | 352 | 432 | 370 | 521 | 598 | 569 | 473 | 999 | 1317 | 1371 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | SSW 11 | SSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 11 | WSW 10 | SW 17 | SW 16 | WSW 15 |
| kJ | 7 | 7 | 6 | 6 | 6 | 423 | 436 | 435 | 435 | 427 | 366 | 366 | 286 | 216 | 176 | 97 | 11 | 64 | 91 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | E 9 | — | E 9 | — | — | E 9 | E 9 | SSW 14 | SSW 13 | E 4 | E 9 | W 18 | WSW 16 | SW 16 | E 8 |
| kJ | — | — | — | — | 6 | — | 6 | — | — | 6 | 6 | 118 | 326 | 1 | 6 | 6 | 26 | 64 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | E 3 | ESE 3 | ESE 4 | ESE 4 | E 4 | — | — | W 3 | W 4 | WNW 5 | NW 5 | — | — |
| kJ | — | — | — | — | — | — | 4 | 10 | 25 | 16 | 11 | — | — | 8 | 47 | 84 | 32 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 54 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 33 | 25 | 25 | 52 | 47 | 25 | 0 |
Best forecast wave conditions in Overberg | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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