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Surf Forecasts:
Gansbaai surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 1 pm Wednesday 25 Mar 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
15.3° C
(Which is 4.1°C colder than average for this time of year)How big are the waves at Gansbaai today?
The current surf forecast for Gansbaai at 9PM is: 1.1m 11s primary swell from a South-southwest direction and 1.1m 5s secondary swell from a West direction (forecast issued at 01:00pm March 25). An open ocean swell of 0.6m 9s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Mar) | 4.5ft (1.3m) | 12s |
| Afternoon (25 Mar) | 4.5ft (1.3m) | 11s |
| Evening (25 Mar) | 3.5ft (1.1m) | 11s |
Table - waves today at Gansbaai. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | |||||||||||||||||||||
| 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 | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 12 | 12 | 9 | 6 | 9 | 8 | 8 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 483 | 400 | 379 | 346 | 247 | 226 | 222 | 304 | 557 | 653 | 738 | 724 | 499 | 408 | 347 | 257 | 153 | 150 | 339 | 138 | 550 | 517 | 548 | 784 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | on | on | cross- on | cross- on | cross- on | on | on | cross- on | off | off | cross- off | cross- off | cross- on | on | on | on | on | cross- on | cross- on | on | on |
High Tide / height (m) | 8:32PM 1.09 | 9:20AM 1.09 | 10:43PM 1.09 | 11:25AM 1.12 | 12:14AM 1.22 | |||||||||||||||||||
Low Tide / height (m) | 2:05PM 0.51 | 2:50AM 0.61 | 4:07PM 0.57 | 5:15AM 0.60 | 5:54PM 0.50 | 6:38AM 0.46 | ||||||||||||||||||
Wednesday 25 | Thursday 26 | Friday 27 | Saturday 28 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:50 |
| Sunset | - | - | 6:46 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - |
 | | |  | | | | | |  | | | |  | | | | | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 22 | 20 | 19 | 18 | 18 | 17 | 18 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 |
| Feels °C (?) | 17 | 16 | 16 | 17 | 16 | 17 | 17 | 18 | 18 | 18 | 19 | 19 | 18 | 18 | 18 | 19 | 18 | 17 | 14 | 15 | 16 | 16 | 15 | 14 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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