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Big Bay Surf Forecast
/ Cape Town (70 surf breaks) /
Surf Forecasts:
Big Bay surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 1 pm Friday 29 May 2026 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
15.7° C
(Which is slightly cooler than normal)How big are the waves at Big Bay today (29 May):
- Morning surf: Morning surf (29 May, local time) - 10ft (3.0m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (29 May, local time) - 10ft (3.0m), 14s period with SW swell.
- Evening surf: Evening surf (29 May, local time) - 8ft (2.5m), 13s period with SW swell.
The current surf forecast for Big Bay at 8PM is: 2.5m 13s primary swell from a Southwest direction (forecast issued at 01:00pm May 29). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 May) | 10ft (3.0m) | 14s |
| Afternoon (29 May) | 10ft (3.0m) | 14s |
| Evening (29 May) | 8ft (2.5m) | 13s |
Table - waves today at Big Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 20°C on Sun afternoon, min 14°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 29 | Saturday 30 | Sunday 31 | Mon 1 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | |
3301 | 2909 | 2719 | 2542 | 2248 | 1945 | 1806 | 1521 | 1249 | 899 | 813 | 672 | 672 | 683 | 800 | 786 | 739 | 726 | 655 | 604 | 594 | 503 | 493 | 582 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | glassy | glassy | glassy | cross-on | cross | glassy | glassy | glassy | glassy | glassy | |
High Tide | 2:19PM1.31m | 2:22AM1.39m | 2:52PM1.34m | 2:56AM1.39m | 3:25PM1.35m | 3:30AM1.38m | ||||||||||||||||||
Low Tide | 8:11AM0.22m | 8:21PM0.34m | 8:44AM0.20m | 8:55PM0.32m | 9:16AM0.19m | 9:28PM0.31m | ||||||||||||||||||
 | |  |  | | | |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:41 | — | — | — | — | — | — | — | 7:41 | — |
 | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | 5:45 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 18 | 18 | 17 | 16 | 15 | 14 | 14 | 16 | 17 | 17 | 15 | 15 | 16 | 16 | 16 | 18 | 20 | 18 | 18 | 17 | 17 | 17 | 16 |
12 | 16 | 16 | 16 | 15 | 14 | 13 | 13 | 15 | 15 | 15 | 14 | 14 | 16 | 16 | 15 | 17 | 19 | 17 | 18 | 16 | 17 | 17 | 16 | |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 |
 kJ | 3301 | 2909 | 2719 | 2542 | 2248 | 1945 | 1806 | 1521 | 1249 | 899 | 813 | 672 | 672 | 683 | 800 | 786 | 739 | 726 | 655 | 604 | 594 | 503 | 493 | 582 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 5 | — | S 4 | — | — | — | W 12 | W 12 | W 12 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 17 | — | 4 | — | — | — | 3 | 3 | 3 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 12 | — | NW 12 | W 12 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | — | 6 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SSE 4 | S 4 | S 4 | S 4 | S 5 | S 5 | — | — | SSE 4 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 13 | 16 | 22 | 31 | 28 | 22 | — | — | 6 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 14 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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