Surf Forecasts:
How big are the waves at Big Bay today (13 Aug):
- Morning surf: Morning surf (13 Aug, local time) - 7ft (2.2m), 17s period with WSW swell.
- Afternoon surf: Afternoon surf (13 Aug, local time) - 7ft (2.1m), 17s period with WSW swell.
- Evening surf: Evening surf (13 Aug, local time) - 6.5ft (2.0m), 16s period with WSW swell.
The current surf forecast for Big Bay at 1AM is: 1.9m 16s primary swell from a Southwest direction and 0.9m 22s secondary swell from a Southwest direction (forecast issued at 07:00pm August 12). An open ocean swell of 0.5m 10s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Aug) | 7ft (2.2m) | 17s |
| Afternoon (13 Aug) | 7ft (2.1m) | 17s |
| Evening (13 Aug) | 6.5ft (2.0m) | 16s |
Table - waves today at Big Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Thu afternoon, min 13°C on Fri night). Wind will be generally light. | |||||||||||||||||||
Wed 12 | Thursday 13 | Friday 14 | |||||||||||||||||
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) | SW 18 | SW 17 | SW 17 | SW 16 | SW 20 | SW 16 | WSW 17 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 1952 | 2162 | 2037 | 1916 | 1864 | 2438 | 2998 | 2796 | 2262 | 2164 | 1957 | 1663 | 1572 | 1431 | 1275 | 1275 | 1257 | 1106 | 947 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | cross-off | off | cross-off | cross | cross | on | cross-off | cross | cross | cross | cross | cross | cross-on | on | cross-on | on |
High Tide | 3:13PM1.62m | 3:29AM1.57m | 3:52PM1.68m | 4:09AM1.56m | 4:29PM1.69m | ||||||||||||||
Low Tide | 9:27PM0.05m | 9:40AM-0.01m | 10:07PM0.02m | 10:16AM-0.00m | 10:45PM0.03m | ||||||||||||||
 |  |  | | | | | | | | | | | | |  | | | | |
 | — | — | — | — | 7:26 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — | — |
 | 6:14 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 20 | 21 | 20 | 18 | 19 | 21 | 27 | 23 | 21 | 21 | 19 | 17 | 14 | 16 | 15 | 15 | 14 | 14 |
Feels °C | 18 | 16 | 15 | 15 | 14 | 16 | 18 | 22 | 20 | 18 | 17 | 15 | 13 | 11 | 12 | 12 | 13 | 14 | 14 |
Swell 1 Height (m) Direction Period (s) | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | WSW 17 | WSW 17 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 |
| kJ | 1952 | 2162 | 2037 | 1916 | 1611 | 2438 | 2998 | 2796 | 2262 | 2164 | 1957 | 1663 | 1572 | 1431 | 1275 | 1275 | 1257 | 1106 | 947 |
Swell 2 Height (m) Direction Period (s) | SSW 10 | SSE 10 | SW 22 | SW 21 | SW 20 | SW 20 | — | NNW 7 | — | — | — | — | — | — | — | — | WNW 5 | WNW 5 | W 5 |
| kJ | 116 | 19 | 382 | 898 | 1864 | 557 | — | 15 | — | — | — | — | — | — | — | — | 23 | 22 | 29 |
Swell 3 Height (m) Direction Period (s) | SW 10 | — | SE 7 | SE 7 | SE 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | W 18 |
| kJ | 65 | — | 65 | 54 | 90 | — | — | — | — | — | — | — | — | — | — | — | — | — | 162 |
Wind waves Height (m) Direction Period (s) | — | SSE 8 | SE 10 | ESE 10 | — | — | — | — | NNW 7 | NNW 6 | — | — | NNW 4 | NW 4 | NW 5 | NW 5 | NW 5 | — | — |
| kJ | — | 37 | 35 | 56 | — | — | — | — | 38 | 27 | — | — | 13 | 14 | 22 | 24 | 23 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 2 | 2 | 0 | 0 | 2 | 25 | 29 | 0 | 2 | 2 | 2 | 2 | 36 | 29 | 29 | 4 | 29 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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