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Surf Forecasts:
Gansbaai surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 1 am Sunday 07 Dec 2025 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
16.9° C
(Which is 2.1°C colder than average for this time of year)How big are the waves at Gansbaai today?
The current surf forecast for Gansbaai at 5AM is: 2.2m 12s primary swell from a Southwest direction and 0.5m 9s secondary swell from a South-southeast direction (forecast issued at 01:00am December 07). An open ocean swell of 0.4m 3s 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 (07 Dec) | 7.5ft (2.3m) | 12s |
| Afternoon (07 Dec) | 7ft (2.1m) | 12s |
| Evening (07 Dec) | 7ft (2.1m) | 12s |
Table - waves today at Gansbaai. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 07 | Monday 08 | Tuesday 09 | ||||||||||||||||||||||
| 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 | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1223 | 1269 | 1392 | 1500 | 1518 | 1292 | 1209 | 1369 | 1169 | 1013 | 939 | 869 | 869 | 1076 | 1160 | 1213 | 1269 | 1247 | 1259 | 1293 | 1193 | 1197 | 1109 | 881 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | cross- off | cross- off | cross- off | cross- off | off | off | off | cross- off | cross | cross- on | cross- on | on | cross- on | cross | cross- on | cross- on | cross | cross- off | cross- off | cross- off |
High Tide / height (m) | 4:41AM 1.57 | 4:56PM 1.53 | 5:29AM 1.51 | 5:44PM 1.41 | 6:19AM 1.44 | 6:36PM 1.27 | ||||||||||||||||||
Low Tide / height (m) | 10:28PM 0.04 | 10:51AM 0.18 | 11:13PM 0.12 | 11:42AM 0.26 | 12:00AM 0.22 | 12:37PM 0.36 | ||||||||||||||||||
Sunday 07 | Monday 08 | Tuesday 09 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:45 | - |
 | | |  | |  |  |  | | | | | | | | | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 17 | 16 | 18 | 22 | 22 | 20 | 19 | 18 | 17 | 16 | 18 | 20 | 20 | 20 | 20 | 19 | 20 | 20 | 20 | 20 | 20 | 19 | 18 |
| Feels °C (?) | 14 | 15 | 14 | 14 | 18 | 17 | 16 | 16 | 16 | 16 | 15 | 18 | 19 | 18 | 18 | 21 | 20 | 20 | 20 | 20 | 19 | 17 | 15 | 14 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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