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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 Tuesday 05 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 4PM is: 2.3m 11s primary swell from a South-southwest direction and 2.1m 11s secondary swell from a West-southwest direction (forecast issued at 01:00pm May 05). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 May) | 7ft (2.2m) | 12s |
| Afternoon (05 May) | 7ft (2.1m) | 12s |
| Evening (05 May) | 8ft (2.5m) | 11s |
Table - waves today at Big Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 18°C on Wed afternoon, min 13°C on Fri morning). Winds increasing (calm on Wed morning, fresh winds from the SSE by Thu afternoon). | ||||||||||||||||||||||||
Tue 5 | Wednesday 6 | Thursday 7 | Fri 8 | |||||||||||||||||||||
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 12 | WSW 12 | SSW 11 | SSW 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | WSW 15 | WSW 14 | WSW 13 | WSW 13 | WSW 18 | WSW 18 | WSW 17 | WSW 16 | |
1293 | 1131 | 1288 | 1914 | 1724 | 1521 | 1270 | 1010 | 789 | 816 | 753 | 585 | 417 | 349 | 298 | 284 | 443 | 316 | 373 | 414 | 408 | 596 | 1003 | 1068 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-on | cross-on | glassy | glassy | cross-off | cross-off | glassy | 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 | off | off | |
High Tide | 5:18PM1.26m | 5:24AM1.24m | 5:57PM1.19m | 6:02AM1.15m | 6:45PM1.12m | 6:52AM1.07m | ||||||||||||||||||
Low Tide | 11:04AM0.29m | 11:18PM0.41m | 11:38AM0.36m | 11:56PM0.50m | 12:18PM0.44m | 00:46AM0.57m | ||||||||||||||||||
 | |  |  | | | | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | — | 7:24 | — |
 | — | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | 5:59 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 16 | 18 | 17 | 16 | 16 | 15 | 15 | 14 | 17 | 18 | 17 | 16 | 15 | 14 | 14 | 13 |
14 | 13 | 12 | 14 | 13 | 13 | 13 | 14 | 14 | 13 | 12 | 12 | 13 | 13 | 13 | 11 | 13 | 13 | 11 | 12 | 12 | 11 | 12 | 10 | |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 12 | SSW 11 | SSW 11 | S 11 | S 11 | S 11 | S 11 | S 10 | WSW 14 | WSW 14 | SW 13 | S 9 | WSW 13 | WSW 13 | WSW 15 | WSW 15 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 17 | WSW 16 |
 kJ | 1293 | 1131 | 1288 | 1914 | 1724 | 1521 | 1270 | 1010 | 789 | 362 | 323 | 257 | 417 | 295 | 209 | 196 | 443 | 316 | 373 | 414 | 408 | 378 | 1003 | 1068 |
Swell 2 Height (m) Direction Period (s) | SSW 11 | SSW 11 | WSW 11 | WSW 11 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 13 | SW 16 | WSW 16 | WSW 12 | WSW 21 | WSW 10 | WSW 20 | WSW 19 | WSW 18 | WSW 18 | S 8 | WSW 13 |
| kJ | 91 | 910 | 1104 | 800 | 625 | 488 | 361 | 306 | 243 | 133 | 88 | 83 | 357 | 69 | 102 | 119 | 44 | 36 | 149 | 212 | 373 | 596 | 153 | 378 |
Swell 3 Height (m) Direction Period (s) | WSW 18 | SW 18 | SW 18 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | W 13 | W 20 | SW 18 | WSW 18 | W 13 | W 22 | SW 22 | W 13 | WSW 20 | SSE 12 | SSE 12 | SSE 11 | S 11 | WSW 13 | S 10 |
| kJ | 32 | 80 | 79 | 130 | 208 | 208 | 232 | 314 | 309 | 3 | 7 | 13 | 31 | 3 | 9 | 18 | 3 | 79 | 29 | 44 | 40 | 58 | 378 | 183 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | S 10 | S 10 | S 10 | — | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 816 | 753 | 585 | — | 349 | 298 | 284 | 228 | 190 | 253 | 219 | 153 | 125 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 29 | 29 | 0 | 0 | 0 | 0 | 0 | 0 | 130 | 129 | 166 | 3 | 0 | 0 | 0 | 0 | 91 | 65 | 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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