Surf Forecasts:
How big are the waves at Gansbaai today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 5ft (1.6m), 12s period with WSW swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 4.5ft (1.4m), 11s period with SSW swell.
- Evening surf: Evening surf (21 Aug, local time) - 4.5ft (1.3m), 11s period with WSW swell.
The current surf forecast for Gansbaai at 12AM 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 cross-offshore and the swell rating is 4.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 5ft (1.6m) | 12s |
| Afternoon (21 Aug) | 4.5ft (1.4m) | 11s |
| Evening (21 Aug) | 4.5ft (1.3m) | 11s |
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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