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Surf Forecasts:
Gansbaai surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 1 am Monday 20 Apr 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
18.8° C
(Which is slightly warmer than usual)How big are the waves at Gansbaai today?
The current surf forecast for Gansbaai at 7AM is: 4.5m 12s primary swell from a West-southwest direction and 1.6m 16s secondary swell from a Southwest direction (forecast issued at 01:00am April 20). The wind direction is predicted to be onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Apr) | 15ft (4.5m) | 13s |
| Afternoon (20 Apr) | 15ft (4.5m) | 14s |
| Evening (20 Apr) | 11ft (3.5m) | 14s |
Table - waves today at Gansbaai. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
| 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) (?) | 11 | 11 | 12 | 12 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 13 | 14 | 15 | 16 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 5830 | 4904 | 5199 | 6805 | 7747 | 7257 | 6459 | 4839 | 5538 | 3642 | 3214 | 4128 | 3339 | 5077 | 4892 | 5488 | 5322 | 6937 | 8927 | 10487 | 11197 | 10870 | 10092 | 8856 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross | cross- off | cross- off | cross- off | cross- off | off |
High Tide / height (m) | 4:50AM 1.65 | 5:20PM 1.49 | 5:36AM 1.51 | 6:10PM 1.37 | 6:29AM 1.34 | 7:12PM 1.25 | ||||||||||||||||||
Low Tide / height (m) | 10:39PM 0.12 | 11:10AM 0.08 | 11:24PM 0.22 | 11:56AM 0.21 | 12:17AM 0.36 | 12:51PM 0.36 | ||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:09 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:12 | - | - | - | - | - | - | - | 6:10 | - |
 |  | |  | |  | |  | |  | | | |  | | |  | | |  | | | | | |
Rain (mm) | 3 | 3 | 2 | 1 | 1 | - | - | - | 1 | - | - | - | 1 | 4 | 1 | - | - | - | - | - | - | - | - | - |
| Temp. °C | 14 | 14 | 14 | 15 | 16 | 17 | 16 | 15 | 15 | 15 | 15 | 14 | 17 | 15 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 17 | 16 |
| Feels °C (?) | 3 | 3 | 3 | 6 | 8 | 9 | 7 | 7 | 8 | 8 | 8 | 8 | 9 | 8 | 10 | 10 | 11 | 12 | 12 | 13 | 13 | 11 | 11 | 10 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Gansbaai surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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