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Surf Forecasts:
Gansbaai surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 1 am Tuesday 12 May 2026 SASTForecast update in hr min s Forecast update imminent
Gansbaai surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Gansbaai sea temperature is
17.8° C
(Which is normal for this time of year)How big are the waves at Gansbaai today?
The current surf forecast for Gansbaai at 9AM is: 3.5m 13s primary swell from a Southwest direction and 3.5m 12s secondary swell from a West direction (forecast issued at 01:00am May 12). The wind direction is predicted to be onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 11ft (3.5m) | 13s |
| Afternoon (12 May) | 11ft (3.5m) | 13s |
| Evening (12 May) | 15ft (4.5m) | 12s |
Table - waves today at Gansbaai. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Tue morning. Very mild (max 17°C on Tue morning, min 13°C on Wed night). Winds decreasing (strong winds from the W on Tue afternoon, light winds from the NNW by Thu morning). | ||||||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | ||||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
WSW 13 | WSW 13 | SW 13 | SW 13 | SW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 12 | SSW 12 | SSW 12 | SSW 12 | SW 12 | SW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | |
10343 | 9714 | 4377 | 3804 | 3684 | 5974 | 5540 | 5567 | 5474 | 5745 | 5775 | 6847 | 4124 | 3934 | 3456 | 3615 | 3034 | 2292 | 1587 | 1390 | 1176 | 908 | 757 | 627 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | on | on | cross-on | cross | cross | on | cross-on | cross-on | on | |
High Tide | 11:23PM1.30m | 11:56AM1.21m | 00:12AM1.43m | 12:46PM1.32m | 00:57AM1.55m | 1:31PM1.43m | ||||||||||||||||||
Low Tide | 5:52AM0.41m | 5:54PM0.41m | 6:40AM0.27m | 6:44PM0.32m | 7:23AM0.13m | 7:30PM0.23m | ||||||||||||||||||
 |  |  | |  | |  |  |  | | |  |  | | | | | |  | | | | | | |
 | — | 7:26 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:49 | — | — |
7 | 18 | 2 | 1 | 1 | 1 | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 16 | 16 | 17 | 17 | 17 | 16 | 16 | 15 | 15 | 15 | 15 | 16 | 15 | 15 | 14 | 14 | 13 | 13 | 14 | 15 | 15 | 15 | 15 |
9 | 10 | 10 | 11 | 9 | 10 | 8 | 7 | 6 | 6 | 7 | 8 | 10 | 10 | 11 | 11 | 12 | 11 | 11 | 12 | 13 | 13 | 13 | 13 | |
Swell 1 Height (m) Direction Period (s) | SE 12 | — | SW 13 | SW 13 | SW 13 | — | — | — | — | SE 11 | SE 11 | SW 12 | SSW 12 | SSW 12 | SSW 12 | SW 12 | SW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 |
 kJ | 23 | — | 4377 | 3804 | 3684 | — | — | — | — | 5 | 5 | 4892 | 4124 | 3934 | 3456 | 3615 | 3034 | 2292 | 1587 | 1390 | 1176 | 908 | 757 | 627 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | W 11 | W 11 | W 12 | W 11 | WSW 12 | W 20 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 12 | WSW 11 | S 14 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 930 | 1234 | 1136 | 746 | 83 | 8 | 325 | 704 | 582 | 553 | 593 | 431 | 581 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | SE 11 | — | — | — | — | — | SW 20 | SW 19 | WSW 18 | SW 18 | SW 18 | S 14 | WSW 11 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 5 | — | — | — | — | — | 15 | 15 | 32 | 80 | 81 | 129 | 297 |
Wind waves Height (m) Direction Period (s) | WSW 13 | WSW 13 | W 13 | W 12 | W 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | SW 12 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 10343 | 9714 | 4333 | 3794 | 3470 | 5974 | 5540 | 5567 | 5474 | 5745 | 5775 | 6847 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 262 | 239 | 96 | 96 | 96 | 91 | 91 | 245 | 245 | 245 | 246 | 96 | 96 | 47 | 96 | 63 | 25 | 7 | 7 | 7 | 25 | 7 | 7 | 7 |
Best forecast wave conditions in Overberg | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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