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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 7 am Monday 04 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
15.5° C
(Which is 1.8°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 12PM is: 2.2m 13s primary swell from a West-southwest direction and 0.8m 12s secondary swell from a South-southwest direction (forecast issued at 07:00am May 04). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 7.5ft (2.3m) | 13s |
| Afternoon (04 May) | 7ft (2.2m) | 13s |
| Evening (04 May) | 7ft (2.2m) | 12s |
Table - waves today at Big Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Mon morning. Very mild (max 18°C on Tue afternoon, min 12°C on Mon night). Winds increasing (light winds from the NE on Tue afternoon, fresh winds from the SSE by Wed morning). | ||||||||||||||||||||||||
Monday 4 | Tuesday 5 | Wednesday 6 | Thu 7 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SSW 11 | SSW 12 | S 12 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | |
2022 | 1723 | 1581 | 1624 | 1574 | 1384 | 1338 | 1455 | 1455 | 1455 | 1431 | 1372 | 1459 | 2092 | 1955 | 1587 | 1137 | 907 | 935 | 786 | 682 | 587 | 375 | 304 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | cross-on | on | on | on | on | cross-on | cross | cross | cross | 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 | |
High Tide | 4:44PM1.33m | 4:50AM1.32m | 5:18PM1.26m | 5:24AM1.24m | 5:57PM1.19m | |||||||||||||||||||
Low Tide | 10:33AM0.22m | 10:45PM0.34m | 11:04AM0.29m | 11:18PM0.41m | 11:38AM0.36m | 11:56PM0.50m | ||||||||||||||||||
 |  | |  | |  |  | | |  | | | |  | | | | | | | | | | | |
 | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | 7:24 |
 | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — | — | 6:00 |
6 | 3 | 1 | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 17 | 17 | 17 | 17 | 15 | 15 | 13 | 12 | 12 | 15 | 18 | 17 | 15 | 15 | 15 | 15 | 16 | 17 | 18 | 17 | 16 | 15 | 15 |
13 | 15 | 14 | 14 | 14 | 12 | 13 | 11 | 9 | 9 | 10 | 16 | 12 | 10 | 12 | 12 | 13 | 14 | 10 | 12 | 11 | 11 | 11 | 12 | |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SSW 11 | SSW 12 | S 12 | S 11 | S 11 | S 11 | WSW 11 | WSW 14 | WSW 14 | SW 13 | WSW 13 | WSW 13 |
 kJ | 2022 | 1723 | 1581 | 1624 | 1574 | 1384 | 1338 | 1455 | 1455 | 1455 | 1431 | 1372 | 1459 | 2092 | 1955 | 1587 | 1137 | 907 | 290 | 362 | 323 | 257 | 357 | 295 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | WSW 11 | WSW 11 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 15 | WSW 11 | WSW 10 | WSW 10 | WSW 18 | SW 16 |
| kJ | 178 | 218 | 202 | 195 | 150 | 145 | 135 | 128 | 126 | 93 | 164 | 1134 | 1111 | 669 | 660 | 583 | 512 | 446 | 372 | 183 | 125 | 94 | 31 | 69 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | S 12 | W 21 | SW 20 | SW 20 | WSW 19 | WSW 18 | SW 18 | SW 18 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | — | W 13 | W 13 | SW 18 | W 13 | W 13 |
| kJ | — | — | — | — | — | 3 | 9 | 16 | 15 | 37 | 32 | 80 | 80 | 130 | 208 | 208 | 232 | 314 | — | 3 | 3 | 13 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | NNE 3 | N 4 | — | — | SSE 3 | — | — | — | — | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 |
| kJ | — | — | — | — | — | — | — | — | — | 3 | 10 | — | — | 9 | — | — | — | — | 935 | 786 | 682 | 587 | 375 | 304 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 29 | 34 | 34 | 34 | 34 | 29 | 29 | 2 | 2 | 2 | 36 | 0 | 14 | 56 | 6 | 6 | 0 | 50 | 882 | 163 | 163 | 166 | 0 | 14 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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