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Surf Forecasts:
Gansbaai surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 7 pm Friday 05 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
17.9° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Gansbaai today?
The current surf forecast for Gansbaai at 1AM is: 1.6m 9s primary swell from a South-southwest direction and 0.7m 9s secondary swell from a South-southeast direction, 1.0m 9s secondary swell from a South-southeast direction (forecast issued at 07:00pm December 05). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Dec) | 4.5ft (1.3m) | 8s |
| Afternoon (06 Dec) | 3.5ft (1.1m) | 10s |
| Evening (06 Dec) | 5.5ft (1.7m) | 13s |
Table - waves today at Gansbaai. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 05 | Saturday 06 | Sunday 07 | Monday 08 | |||||||||||||||||||||
| 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 | 5 AM | 8 AM | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 9 | 9 | 9 | 9 | 11 | 10 | 10 | 10 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 572 | 528 | 441 | 413 | 304 | 240 | 205 | 240 | 248 | 744 | 1127 | 1269 | 1392 | 1404 | 1500 | 1292 | 1493 | 1369 | 1189 | 1013 | 939 | 869 | 869 | 1025 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | off | off | off | off | cross | cross |
High Tide / height (m) | 3:21PM 1.68 | 3:54AM 1.59 | 4:08PM 1.62 | 4:41AM 1.57 | 4:56PM 1.53 | 5:29AM 1.51 | ||||||||||||||||||
Low Tide / height (m) | 9:43PM -0.01 | 10:02AM 0.13 | 10:28PM 0.04 | 10:51AM 0.18 | 11:13PM 0.12 | 11:42AM 0.26 | ||||||||||||||||||
Friday 05 | Saturday 06 | Sunday 07 | Monday 08 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - | - |
| Sunset | 7:43 | - | - | - | - | - | - | - | 7:44 | - | - | - | - | - | - | - | 7:45 | - | - | - | - | - | - | - |
 |  | |  | | |  | | |  | | | | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 19 | 19 | 18 | 18 | 19 | 20 | 20 | 20 | 18 | 17 | 16 | 16 | 18 | 21 | 21 | 20 | 19 | 18 | 17 | 16 | 18 | 20 | 20 |
| Feels °C (?) | 16 | 16 | 17 | 15 | 15 | 16 | 17 | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 18 | 18 | 17 |
- 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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