- 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 pm Saturday 30 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
16.2° C
(Which is normal for this time of year)How big are the waves at Big Bay today (30 May):
- Morning surf: Morning surf (30 May, local time) - 7ft (2.1m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (30 May, local time) - 6ft (1.8m), 12s period with SW swell.
- Evening surf: Evening surf (30 May, local time) - 5ft (1.6m), 12s period with SW swell.
The current surf forecast for Big Bay at 4PM is: 1.7m 12s primary swell from a Southwest direction (forecast issued at 01:00pm May 30). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | 7ft (2.1m) | 13s |
| Afternoon (30 May) | 6ft (1.8m) | 12s |
| Evening (30 May) | 5ft (1.6m) | 12s |
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 22°C on Sun afternoon, min 15°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 30 | Sunday 31 | Monday 1 | Tue 2 | |||||||||||||||||||||
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 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | WSW 11 | WSW 13 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | SW 11 | |
1249 | 1048 | 813 | 672 | 672 | 819 | 869 | 786 | 752 | 673 | 655 | 604 | 594 | 503 | 493 | 593 | 702 | 876 | 1341 | 1311 | 1227 | 1083 | 917 | 1151 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | off | glassy | glassy | glassy | cross-on | glassy | cross-off | glassy | glassy | glassy | glassy | glassy | on | cross-on | cross-on | cross-on | glassy | cross | cross-off | |
High Tide | 2:52PM1.34m | 2:56AM1.39m | 3:25PM1.35m | 3:30AM1.38m | 3:59PM1.34m | 4:05AM1.35m | ||||||||||||||||||
Low Tide | 8:44AM0.20m | 8:55PM0.32m | 9:16AM0.19m | 9:28PM0.31m | 9:48AM0.21m | 10:02PM0.33m | ||||||||||||||||||
 | |  |  | | | | | | | | | | | | | |  | |  | | | | | |
 | — | — | — | — | — | — | 7:41 | — | — | — | — | — | — | — | 7:41 | — | — | — | — | — | — | — | 7:41 | — |
 | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | 5:45 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 17 | 17 | 15 | 16 | 16 | 16 | 16 | 19 | 22 | 18 | 18 | 18 | 18 | 17 | 17 | 18 | 19 | 17 | 17 | 17 | 16 | 16 | 15 |
13 | 15 | 15 | 14 | 16 | 15 | 15 | 15 | 18 | 20 | 18 | 17 | 17 | 17 | 16 | 16 | 17 | 18 | 16 | 16 | 17 | 16 | 16 | 13 | |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | WSW 11 | WSW 13 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | SW 11 |
 kJ | 1249 | 1048 | 813 | 672 | 672 | 819 | 869 | 786 | 752 | 673 | 655 | 604 | 594 | 503 | 493 | 593 | 702 | 876 | 1341 | 1311 | 1227 | 1083 | 917 | 1151 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SSE 5 | — | — | W 12 | W 12 | W 12 | W 12 | — | — | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | SW 13 |
| kJ | — | — | — | — | — | — | — | — | 4 | — | — | 3 | 3 | 3 | 3 | — | — | 14 | 14 | 3 | 11 | 12 | 3 | 7 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | S 9 | — | — | — | — | W 12 | — | — | NW 11 | NW 11 | W 11 | W 11 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | 3 | — | — | 5 | 5 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | S 4 | S 4 | S 5 | SSE 5 | — | SSE 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 20 | 25 | 22 | 25 | — | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 29 | 29 | 20 |
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