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Surf Forecasts:
Gansbaai surfForecast / Overberg / South Africa
48hr Weather and Surf, issued 7 pm Saturday 18 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
19.0° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Gansbaai today?
The current surf forecast for Gansbaai at 2AM is: 3.0m 9s primary swell from a West direction and 1.0m 13s secondary swell from a Southwest direction, 0.1m 20s secondary swell from a Southwest direction (forecast issued at 07:00pm April 18). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Apr) | 8ft (2.5m) | 9s |
| Afternoon (19 Apr) | 16ft (5.0m) | 10s |
| Evening (19 Apr) | 15ft (4.5m) | 10s |
Table - waves today at Gansbaai. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| 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) (?) | 10 | 10 | 9 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 11 | 12 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 926 | 725 | 1019 | 1215 | 1057 | 1032 | 1642 | 4430 | 4431 | 4401 | 4388 | 4382 | 5111 | 8356 | 7399 | 6914 | 6551 | 4541 | 4228 | 4041 | 4855 | 5564 | 4376 | 6865 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | on |
High Tide / height (m) | 3:56PM 1.62 | 4:08AM 1.74 | 4:37PM 1.57 | 4:50AM 1.65 | 5:20PM 1.49 | 5:36AM 1.51 | ||||||||||||||||||
Low Tide / height (m) | 9:58PM 0.06 | 10:28AM -0.02 | 10:39PM 0.12 | 11:10AM 0.08 | 11:24PM 0.22 | 11:56AM 0.21 | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - | 7:09 | - | - |
| Sunset | 6:15 | - | - | - | - | - | - | - | 6:14 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - |
 |  |  | | |  | |  | |  | |  | | | | | | | |  | |  |  |  | |
Rain (mm) | - | - | 1 | 1 | - | 1 | - | 4 | 4 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | - | - | 1 | - | - | - | - | 3 |
| Temp. °C | 17 | 16 | 16 | 16 | 15 | 15 | 17 | 16 | 15 | 14 | 14 | 14 | 14 | 15 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 17 | 16 |
| Feels °C (?) | 8 | 9 | 10 | 11 | 10 | 8 | 7 | 6 | 3 | 2 | 3 | 3 | 3 | 6 | 8 | 7 | 7 | 7 | 8 | 8 | 8 | 9 | 10 | 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)
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