- Forecast
- Maps
- Live
- Weather State
- Spot Information
Big Bay Surf Forecast
/ Cape Town (70 surf breaks) /
Surf Forecasts:
Big Bay surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 1 am Thursday 07 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
15.9° C
(Which is 1.4°C colder than average for this time of year)How big are the waves at Big Bay today?
The current surf forecast for Big Bay at 9AM is: 1.4m 9s primary swell from a South direction and 0.7m 12s secondary swell from a Southwest direction (forecast issued at 01:00am May 07). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 May) | 4.5ft (1.4m) | 9s |
| Afternoon (07 May) | 3.5ft (1.0m) | 14s |
| Evening (07 May) | 3.5ft (1.1m) | 13s |
Table - waves today at Big Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 14mm), heaviest on Sat night. Very mild (max 18°C on Thu afternoon, min 13°C on Sat morning). Winds increasing (calm on Fri night, near gales from the N by Sat night). | ||||||||||||||||||||||||
Thursday 7 | Friday 8 | Saturday 9 | ||||||||||||||||||||||
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 | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
S 9 | S 9 | S 9 | WSW 15 | WSW 14 | WSW 13 | WSW 13 | WSW 18 | WSW 18 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | |
351 | 343 | 292 | 443 | 316 | 373 | 414 | 408 | 596 | 1003 | 1055 | 1772 | 1899 | 1712 | 1475 | 1455 | 1301 | 1143 | 928 | 484 | 883 | 791 | 680 | 669 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | cross-on | cross-on | on | cross-on | cross-on | cross-on | |
High Tide | 6:02AM1.15m | 6:45PM1.12m | 6:52AM1.07m | 7:50PM1.08m | 8:06AM1.01m | 9:10PM1.09m | ||||||||||||||||||
Low Tide | 11:56PM0.50m | 12:18PM0.44m | 00:46AM0.57m | 1:10PM0.50m | 1:59AM0.62m | 2:23PM0.54m | ||||||||||||||||||
 | |  | | | |  |  | | |  | | | | | | | | | | |  | | | |
 | — | 7:24 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 5:58 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 15 | 15 | 17 | 18 | 17 | 16 | 15 | 15 | 14 | 14 | 16 | 18 | 18 | 15 | 15 | 14 | 14 | 13 | 16 | 17 | 16 | 15 | 14 |
13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 14 | 16 | 15 | 12 | 14 | 14 | 13 | 11 | 14 | 13 | 11 | 10 | 7 | |
Swell 1 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | S 8 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 14 | WSW 14 | WSW 13 | WSW 13 |
 kJ | 351 | 343 | 292 | 230 | 316 | 373 | 414 | 408 | 378 | 1003 | 1055 | 1772 | 1899 | 1712 | 1475 | 1455 | 1301 | 1143 | 928 | 484 | 883 | 791 | 680 | 669 |
Swell 2 Height (m) Direction Period (s) | WSW 13 | WSW 13 | SW 12 | WSW 15 | WSW 10 | WSW 20 | WSW 19 | WSW 18 | WSW 18 | S 8 | S 9 | S 9 | S 9 | S 16 | SSE 16 | SSE 16 | S 8 | S 8 | S 8 | SW 14 | S 13 | S 13 | SSE 13 | SSE 12 |
| kJ | 295 | 209 | 144 | 443 | 36 | 149 | 212 | 373 | 596 | 161 | 211 | 164 | 127 | 47 | 50 | 48 | 69 | 50 | 33 | 350 | 90 | 86 | 53 | 50 |
Swell 3 Height (m) Direction Period (s) | SW 16 | WSW 16 | WSW 15 | WSW 21 | WSW 20 | NW 12 | SSE 12 | SSE 11 | S 11 | WSW 13 | WSW 13 | S 18 | — | — | — | — | SSE 15 | SSE 15 | SSE 14 | S 8 | — | — | — | — |
| kJ | 69 | 102 | 196 | 44 | 79 | 6 | 28 | 41 | 57 | 378 | 378 | 6 | — | — | — | — | 74 | 71 | 67 | 21 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | S 8 | S 8 | S 8 | S 8 | S 8 | SSE 10 | — | — | — | S 9 | S 9 | S 9 | — | — | — | — | — | — | NW 3 | NNW 4 |
| kJ | — | — | — | — | 224 | 223 | 185 | 156 | 125 | 385 | — | — | — | 127 | 125 | 96 | — | — | — | — | — | — | 9 | 54 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 14 | 34 | 34 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 0 | 4 | 4 | 29 | 34 | 79 | 79 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
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 Big Bay 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.
Nearest