Surf Forecasts:
How big are the waves at Big Bay today (11 Sep):
- Afternoon surf: Afternoon surf (11 Sep, local time) - 5ft (1.6m), 12s period with WSW swell.
- Evening surf: Evening surf (11 Sep, local time) - 4.5ft (1.3m), 12s period with WSW swell.
The current surf forecast for Big Bay at 11PM is: 1.3m 12s primary swell from a West-southwest direction and 0.4m 10s secondary swell from a South-southwest direction, 1.8m 7s secondary swell from a South direction (forecast issued at 07:00pm September 11). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Sep) | - | - |
| Afternoon (11 Sep) | 5ft (1.6m) | 12s |
| Evening (11 Sep) | 4.5ft (1.3m) | 12s |
Table - waves today at Big Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Mon morning. Warm (max 23°C on Sun afternoon, min 15°C on Fri night). Winds increasing (calm on Sun night, fresh winds from the NNW by Mon afternoon). | |||||||||||||||||||
Fri 11 | Saturday 12 | Sunday 13 | |||||||||||||||||
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 |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 14 | SW 14 | SW 14 | SW 15 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 680 | 550 | 475 | 485 | 565 | 1170 | 1500 | 1850 | 2895 | 2875 | 2768 | 2341 | 2010 | 1736 | 1463 | 1186 | 1029 | 933 | 755 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | off | off | off | off | off | off | off | cross-off | cross-off | glassy | cross-on |
High Tide | 3:25PM1.70m | 3:44AM1.55m | 3:58PM1.68m | 4:17AM1.52m | 4:29PM1.62m | ||||||||||||||
Low Tide | 9:42PM-0.01m | 9:48AM0.03m | 10:15PM0.01m | 10:19AM0.08m | 10:45PM0.07m | ||||||||||||||
 |  | | | |  | | |  | | | | | | | | |  | | |
 | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — |
 | 6:34 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:36 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 |
Temp °C | 18 | 16 | 15 | 15 | 16 | 16 | 18 | 18 | 19 | 16 | 16 | 15 | 16 | 16 | 20 | 23 | 23 | 19 | 16 |
Feels °C | 14 | 13 | 12 | 13 | 13 | 13 | 15 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 19 | 22 | 21 | 20 | 16 |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 12 | S 7 | SW 14 | SW 14 | SW 14 | SW 15 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 |
| kJ | 680 | 550 | 475 | 320 | 565 | 1170 | 1500 | 1850 | 2895 | 2875 | 2768 | 2341 | 2010 | 1736 | 1463 | 1186 | 1029 | 933 | 755 |
Swell 2 Height (m) Direction Period (s) | — | SW 15 | SSW 10 | WSW 12 | WSW 12 | S 9 | S 8 | SW 18 | — | SSE 7 | SSE 9 | S 8 | S 7 | S 8 | S 8 | S 8 | S 7 | SSE 7 | S 7 |
| kJ | — | 54 | 33 | 407 | 193 | 73 | 206 | 275 | — | 154 | 232 | 153 | 112 | 118 | 100 | 72 | 86 | 82 | 62 |
Swell 3 Height (m) Direction Period (s) | — | — | SSW 10 | SW 15 | — | — | — | — | — | S 9 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 34 | 107 | — | — | — | — | — | 78 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 7 | S 7 | S 7 | SSE 7 | S 8 | SSE 7 | SSE 7 | S 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | — | — | — | SSE 8 | — | — |
| kJ | 478 | 439 | 358 | 485 | 256 | 176 | 301 | 308 | 355 | 393 | 327 | 302 | 260 | — | — | — | 199 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 400 | 0 | 0 | 0 | 0 | 0 | 0 | 340 | 340 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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