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Surf Forecasts:
Gansbaai surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 7 am Monday 11 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 11AM is: 8.0m 12s primary swell from a West direction and 0.5m 13s secondary swell from a Southeast direction, 0.5m 9s secondary swell from a South direction (forecast issued at 07:00am May 11). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 May) | 23ft (7.0m) | 11s |
| Afternoon (11 May) | 23ft (7.0m) | 13s |
| Evening (11 May) | 21ft (6.5m) | 13s |
Table - waves today at Gansbaai. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 53mm), heaviest during Mon morning. Very mild (max 18°C on Mon morning, min 13°C on Wed night). Winds decreasing (severe gales from the NW on Mon morning, light winds from the NW by Wed night). | ||||||||||||||||||||||||
Monday 11 | Tuesday 12 | Wednesday 13 | Thu 14 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 12 | W 11 | W 12 | W 13 | WSW 13 | WSW 13 | WSW 13 | 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 | SSW 12 | SSW 11 | |
5012 | 10852 | 17477 | 17851 | 16232 | 13611 | 11962 | 10745 | 9586 | 4788 | 4073 | 3511 | 5837 | 5207 | 5245 | 5368 | 5594 | 5825 | 4401 | 4489 | 3552 | 3399 | 2755 | 2375 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | |
High Tide | 10:55AM1.10m | 11:23PM1.30m | 11:56AM1.21m | 00:12AM1.43m | 12:46PM1.32m | 00:57AM1.55m | ||||||||||||||||||
Low Tide | 4:57PM0.50m | 5:52AM0.41m | 5:54PM0.41m | 6:40AM0.27m | 6:44PM0.32m | |||||||||||||||||||
 |  | |  | | | | |  |  | | | |  |  |  | |  |  | | | | | | |
 | 7:24 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — | — | 7:28 |
 | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:50 | — | — | 5:49 |
1 | 6 | 10 | 5 | 2 | 2 | 3 | 4 | 10 | 1 | 1 | 7 | 1 | — | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 15 | 18 | 18 | 18 | 17 | 17 | 16 | 15 | 16 | 16 | 17 | 16 | 16 | 16 | 16 | 15 | 15 | 16 | 16 | 15 | 15 | 15 | 14 |
3 | -1 | 4 | 7 | 8 | 7 | 8 | 9 | 8 | 10 | 11 | 11 | 8 | 8 | 8 | 7 | 6 | 7 | 9 | 9 | 9 | 10 | 11 | 11 | |
Swell 1 Height (m) Direction Period (s) | WSW 12 | S 9 | SE 13 | SE 12 | SE 12 | SE 10 | SE 12 | SE 12 | SE 12 | SW 13 | SW 13 | SW 13 | — | — | — | SSE 11 | SSE 11 | — | SW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 |
 kJ | 5012 | 57 | 80 | 53 | 51 | 16 | 23 | 23 | 22 | 4788 | 4073 | 3511 | — | — | — | 12 | 12 | — | 4401 | 4489 | 3552 | 3399 | 2755 | 2375 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 10 | S 9 | — | — | SSE 12 | ESE 10 | — | — | — | — | — | — | — | — | — | — | — | — | W 12 | W 11 | W 12 | W 11 | WSW 11 |
| kJ | 55 | 39 | 41 | — | — | 15 | 10 | — | — | — | — | — | — | — | — | — | — | — | — | 1870 | 1208 | 800 | 819 | 504 |
Swell 3 Height (m) Direction Period (s) | SE 13 | SE 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 20 |
| kJ | 45 | 45 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 8 |
Wind waves Height (m) Direction Period (s) | NW 7 | W 11 | W 12 | W 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | W 12 | W 12 | W 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 12 | W 11 | W 12 | — | — | — | — |
| kJ | 604 | 10852 | 17477 | 17851 | 16232 | 13611 | 11962 | 10745 | 9586 | 3575 | 3400 | 3330 | 5837 | 5207 | 5245 | 5368 | 5594 | 5825 | 1327 | 1186 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 284 | 303 | 815 | 939 | 946 | 960 | 340 | 262 | 262 | 96 | 96 | 239 | 91 | 91 | 91 | 91 | 245 | 245 | 86 | 86 | 86 | 41 | 41 | 7 |
Best forecast wave conditions in Overberg | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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