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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 Sunday 03 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 6PM is: 2.1m 14s primary swell from a West-southwest direction and 0.5m 10s secondary swell from a South direction (forecast issued at 01:00pm May 03). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 May) | 6ft (1.8m) | 10s |
| Afternoon (03 May) | 5.5ft (1.7m) | 14s |
| Evening (03 May) | 7ft (2.2m) | 14s |
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 16mm), heaviest on Mon morning. Warm (max 20°C on Sun afternoon, min 12°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Sun 3 | Monday 4 | Tuesday 5 | Wed 6 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | W 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SSW 11 | SSW 12 | SSW 12 | SSW 12 | S 12 | S 11 | S 11 | |
674 | 1261 | 1800 | 1937 | 1856 | 1893 | 1992 | 1687 | 1581 | 1624 | 1574 | 1384 | 1338 | 1455 | 1455 | 1455 | 1280 | 1176 | 3739 | 3759 | 2920 | 2098 | 1559 | 1148 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | on | on | on | on | on | on | cross-on | cross | cross | cross-on | cross-on | cross-off | off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 4:12PM1.38m | 4:18AM1.40m | 4:44PM1.33m | 4:50AM1.32m | 5:18PM1.26m | 5:24AM1.24m | ||||||||||||||||||
Low Tide | 10:03AM0.16m | 10:14PM0.28m | 10:33AM0.22m | 10:45PM0.34m | 11:04AM0.29m | 11:18PM0.41m | ||||||||||||||||||
 | | |  |  |  |  |  |  | | | | |  | |  | | | | | | | |  | |
 | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:24 | — |
 | — | — | 6:04 | — | — | — | — | — | — | — | 6:02 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | 6:00 |
— | — | — | — | — | — | 4 | 5 | 1 | 1 | — | — | — | 2 | 1 | — | 1 | 1 | — | — | — | — | — | — | |
Temp °C | 20 | 20 | 20 | 19 | 18 | 17 | 16 | 16 | 17 | 17 | 16 | 15 | 15 | 14 | 13 | 12 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 15 |
18 | 17 | 18 | 18 | 16 | 14 | 12 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 9 | 11 | 11 | 12 | 13 | 12 | 12 | 12 | 12 | |
Swell 1 Height (m) Direction Period (s) | WSW 10 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | W 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SSW 11 | SSW 12 | SSW 12 | SSW 12 | S 12 | S 11 | S 11 |
 kJ | 573 | 1261 | 1800 | 1937 | 1856 | 1893 | 1992 | 1687 | 1581 | 1624 | 1574 | 1384 | 1338 | 1455 | 1455 | 1455 | 1280 | 1176 | 3739 | 3759 | 2920 | 2098 | 1559 | 1148 |
Swell 2 Height (m) Direction Period (s) | WSW 15 | W 10 | S 10 | S 10 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 12 | WSW 12 | WSW 12 | WSW 11 |
| kJ | 674 | 302 | 48 | 49 | 108 | 139 | 178 | 218 | 202 | 195 | 192 | 145 | 135 | 128 | 126 | 123 | 91 | 1064 | 942 | 737 | 573 | 583 | 446 | 349 |
Swell 3 Height (m) Direction Period (s) | S 10 | S 10 | SSW 15 | SSW 14 | S 10 | S 10 | — | — | — | — | — | 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 |
| kJ | 75 | 74 | 42 | 69 | 31 | 31 | — | — | — | — | — | 3 | 9 | 16 | 15 | 37 | 32 | 81 | 80 | 130 | 208 | 208 | 232 | 309 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | N 4 | — | — | — | — | — | — | — | — | — | — | — | — | NNE 4 | NNE 4 | — | — | — | — |
| kJ | — | — | — | — | — | 36 | — | — | — | — | — | — | — | — | — | — | — | — | 13 | 13 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 36 | 34 | 34 | 36 | 36 | 79 | 29 | 34 | 34 | 37 | 29 | 29 | 29 | 4 | 2 | 2 | 36 | 75 | 0 | 0 | 0 | 0 | 0 | 129 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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