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Surf Forecasts:
Big Bay surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 1 am Tuesday 09 Dec 2025 SASTForecast update in hr min s Forecast update imminent
Big Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Big Bay sea temperature is
12.9° C
(Which is 5.8°C colder than average for this time of year)Updates in hr min s Forecast update imminent
Mon 08 | Tuesday 09 | Wednesday 10 | Thursday 11 | |||||||||||||||||||||
| 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) (?) | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1040 | 946 | 930 | 981 | 947 | 930 | 850 | 1214 | 629 | 579 | 585 | 606 | 469 | 416 | 377 | 337 | 330 | 436 | 378 | 320 | 269 | 258 | 225 | 216 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross | cross- off | cross- off | off | off | cross- off | cross- on | on | cross- on | cross- on | cross- on |
High Tide / height (m) | 6:20AM 1.40 | 6:38PM 1.24 | 7:15AM 1.33 | 7:38PM 1.12 | 8:16AM 1.26 | |||||||||||||||||||
Low Tide / height (m) | 11:59PM 0.21 | 12:37PM 0.33 | 12:49AM 0.32 | 1:39PM 0.42 | 1:44AM 0.42 | 2:50PM 0.48 | ||||||||||||||||||
Mon 08 | Tuesday 09 | Wednesday 10 | Thursday 11 | |||||||||||||||||||||
| Sunrise | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:28 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:49 | - | - | - | - | - | - | - | 7:49 | - |
 | | |  | | | | | | | | | | | | | | | | | |  | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 18 | 18 | 20 | 22 | 21 | 19 | 18 | 17 | 16 | 16 | 19 | 24 | 26 | 26 | 24 | 22 | 19 | 19 | 22 | 24 | 22 | 21 | 19 |
| Feels °C (?) | 18 | 18 | 18 | 19 | 20 | 17 | 14 | 14 | 15 | 14 | 15 | 17 | 22 | 22 | 23 | 23 | 20 | 18 | 19 | 21 | 22 | 20 | 21 | 20 |
- 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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