Surf Forecasts:
How big are the waves at Big Bay today (14 Sep):
- Morning surf: Morning surf (14 Sep, local time) - 4.5ft (1.3m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (14 Sep, local time) - 3.5ft (1.1m), 12s period with SW swell.
- Evening surf: Evening surf (14 Sep, local time) - 6ft (1.8m), 7s period with NW swell.
The current surf forecast for Big Bay at 1AM is: 1.6m 13s primary swell from a Southwest direction and 0.5m 7s secondary swell from a South direction, 0.7m 4s secondary swell from a North-northwest direction (forecast issued at 07:00pm September 13). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Sep) | 4.5ft (1.3m) | 12s |
| Afternoon (14 Sep) | 3.5ft (1.1m) | 12s |
| Evening (14 Sep) | 6ft (1.8m) | 7s |
Table - waves today at Big Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 28mm), heaviest during Tue night. Very mild (max 18°C on Mon afternoon, min 12°C on Tue night). Mainly fresh winds. | |||||||||||||||||||
Sun 13 | Monday 14 | Tuesday 15 | |||||||||||||||||
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 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | NW 7 | NW 8 | NW 8 | NW 8 | SW 11 | SW 18 | SW 17 | SW 16 | SW 15 | WSW 15 |
Wave Graph  | |||||||||||||||||||
 kJ | 1304 | 933 | 834 | 732 | 581 | 504 | 430 | 361 | 273 | 318 | 292 | 276 | 202 | 194 | 165 | 346 | 813 | 1251 | 3164 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 4:29PM1.62m | 4:48AM1.45m | 4:59PM1.52m | 5:18AM1.35m | 5:29PM1.40m | ||||||||||||||
Low Tide | 10:45PM0.07m | 10:49AM0.16m | 11:15PM0.17m | 11:18AM0.26m | |||||||||||||||
 |  |  | | |  |  | |  | | | | | | | | | | | |
 | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — |
 | 6:36 | — | — | — | — | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | 1 | — | 1 | 1 | 1 | 1 | — | 1 | — | — | — | — | 1 | — | — | — | — | — | 1 |
Temp °C | 16 | 15 | 15 | 15 | 15 | 15 | 17 | 17 | 18 | 15 | 14 | 15 | 15 | 15 | 16 | 16 | 16 | 14 | 14 |
Feels °C | 16 | 14 | 14 | 13 | 12 | 12 | 13 | 12 | 13 | 11 | 10 | 11 | 12 | 12 | 10 | 9 | 11 | 10 | 11 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 16 | SW 15 | WSW 15 |
| kJ | 1304 | 933 | 834 | 732 | 581 | 504 | 430 | 361 | 272 | 268 | 263 | 220 | 202 | 194 | 165 | 150 | 813 | 1251 | 3164 |
Swell 2 Height (m) Direction Period (s) | SSE 8 | S 7 | S 7 | SSE 7 | — | — | — | SSE 8 | SE 7 | SE 13 | SE 13 | — | S 13 | SW 16 | SW 18 | SW 17 | — | WSW 8 | — |
| kJ | 39 | 33 | 22 | 15 | — | — | — | 6 | 2 | 6 | 7 | — | 3 | 43 | 150 | 346 | — | 94 | — |
Swell 3 Height (m) Direction Period (s) | S 7 | — | — | SE 8 | — | — | — | — | SE 13 | — | — | — | — | — | — | — | — | — | — |
| kJ | 32 | — | — | 17 | — | — | — | — | 6 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | NNW 3 | NNW 4 | NNW 5 | NNW 5 | NW 5 | NW 6 | NW 6 | NW 7 | NW 8 | NW 8 | NW 8 | NW 7 | NW 6 | NW 6 | WNW 7 | WNW 7 | — |
| kJ | — | — | 7 | 14 | 31 | 44 | 60 | 138 | 273 | 318 | 292 | 276 | 200 | 174 | 131 | 247 | 349 | 237 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 29 | 4 | 2 | 2 | 36 | 36 | 79 | 79 | 185 | 34 | 36 | 87 | 36 | 34 | 192 | 192 | 232 | 192 | 36 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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