Surf Forecasts:
How big are the waves at Big Bay today (31 Aug):
- Afternoon surf: Afternoon surf (31 Aug, local time) - 8ft (2.5m), 12s period with SW swell.
- Evening surf: Evening surf (31 Aug, local time) - 8ft (2.5m), 12s period with SW swell.
The current surf forecast for Big Bay at 12AM is: 2.3m 12s primary swell from a Southwest direction (forecast issued at 07:00pm August 30). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | - | - |
| Afternoon (31 Aug) | 8ft (2.5m) | 12s |
| Evening (31 Aug) | 8ft (2.5m) | 12s |
Table - waves today at Big Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Wed afternoon, min 11°C on Sun night). Wind will be generally light. | |||||||||||||||||||
Sun 30 | Monday 31 | Tuesday 1 | |||||||||||||||||
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 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 11 | SW 11 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 1447 | 1685 | 1499 | 1499 | 1323 | 1026 | 961 | 927 | 821 | 534 | 573 | 1237 | 1473 | 2082 | 2340 | 2639 | 3208 | 3514 | 3567 |
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 | cross-off | cross-off | cross | cross-off | glassy | cross-off | cross-off | off | cross | cross-on | cross | cross-off | cross-off |
High Tide | 4:31PM1.63m | 4:48AM1.47m | 5:03PM1.59m | 5:23AM1.41m | 5:38PM1.52m | ||||||||||||||
Low Tide | 10:45PM0.07m | 10:48AM0.11m | 11:18PM0.11m | 11:22AM0.18m | |||||||||||||||
 |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — |
 | 6:25 | — | — | — | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:27 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 12 | 12 | 11 | 11 | 11 | 13 | 14 | 14 | 12 | 12 | 11 | 11 | 11 | 13 | 15 | 14 | 14 | 13 |
Feels °C | 7 | 7 | 8 | 8 | 8 | 9 | 10 | 11 | 10 | 10 | 11 | 9 | 10 | 10 | 11 | 13 | 11 | 12 | 11 |
Swell 1 Height (m) Direction Period (s) | WSW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 11 | SW 11 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 |
| kJ | 1447 | 1685 | 1499 | 1499 | 1323 | 1026 | 961 | 927 | 821 | 534 | 573 | 1237 | 1473 | 2082 | 2340 | 2639 | 3208 | 3514 | 3567 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | S 10 | — | — | — | WSW 11 | SW 13 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 2 | — | — | — | 373 | 331 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | SW 14 | WSW 11 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 89 | 226 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 5 | — | — | — | — | S 7 | — | — | SSW 3 | — | — | — | — | — | — | — | — | — | — |
| kJ | 71 | — | — | — | — | 38 | — | — | 3 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 340 | 58 | 50 | 0 | 0 | 0 | 0 | 0 | 34 | 0 | 0 | 0 | 0 | 0 | 14 | 34 | 41 | 0 | 0 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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