Surf Forecasts:
How big are the waves at Gansbaai today (18 Sep):
- Afternoon surf: Afternoon surf (18 Sep, local time) - 6ft (1.9m), 12s period with SW swell.
- Evening surf: Evening surf (18 Sep, local time) - 6ft (1.8m), 13s period with SW swell.
The current surf forecast for Gansbaai at 11PM is: 1.7m 13s primary swell from a Southwest direction and 0.2m 18s secondary swell from a West-southwest direction (forecast issued at 07:00pm September 18). An open ocean swell of 1.6m 6s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | - | - |
| Afternoon (18 Sep) | 6ft (1.9m) | 12s |
| Evening (18 Sep) | 6ft (1.8m) | 13s |
Table - waves today at Gansbaai. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 24°C on Mon afternoon, min 12°C on Fri night). Mainly fresh winds. | |||||||||||||||||||
Fri 18 | Saturday 19 | Sunday 20 | |||||||||||||||||
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 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 1109 | 1006 | 903 | 860 | 700 | 760 | 448 | 448 | 1273 | 1804 | 1912 | 1948 | 1682 | 1565 | 1401 | 1198 | 998 | 953 | 784 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | off | cross-off | off | off | off | off | off | off | off | off | cross-off | off | off |
High Tide | 7:21PM1.04m | 8:36AM0.94m | 9:28PM0.96m | 11:24AM0.98m | |||||||||||||||
Low Tide | 1:53AM0.67m | 2:38PM0.76m | 4:45AM0.69m | 5:48PM0.72m | |||||||||||||||
 |  | | | | | | | |  |  | | | | | | | | | |
 | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — |
 | 6:35 | — | — | — | — | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 13 | 13 | 12 | 13 | 17 | 19 | 18 | 15 | 16 | 16 | 16 | 16 | 20 | 23 | 20 | 17 | 15 |
Feels °C | 7 | 7 | 7 | 9 | 8 | 8 | 13 | 14 | 13 | 11 | 12 | 13 | 14 | 13 | 16 | 19 | 16 | 15 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 |
| kJ | 1109 | 1006 | 903 | 860 | 700 | 760 | 448 | 448 | 1273 | 1804 | 1912 | 1948 | 1682 | 1565 | 1401 | 1198 | 998 | 953 | 784 |
Swell 2 Height (m) Direction Period (s) | SW 18 | SW 18 | WSW 18 | SW 16 | SW 16 | SW 16 | SW 14 | SW 14 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 12 | 49 | 31 | 91 | 127 | 40 | 305 | 350 | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ESE 6 | ESE 6 | ESE 6 | ESE 5 | ESE 5 | ESE 6 | ESE 6 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | SE 5 | ESE 5 | ESE 5 |
| kJ | 231 | 229 | 159 | 143 | 122 | 160 | 122 | 149 | 128 | 116 | 87 | 90 | 83 | 77 | 74 | 95 | 106 | 87 | 61 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 111 | 70 | 7 | 7 | 0 | 7 | 0 | 111 | 246 | 7 | 7 | 0 | 0 | 0 | 7 | 7 | 63 | 0 | 0 |
Best forecast wave conditions in Overberg | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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