Surf Forecasts:
How big are the waves at Big Bay today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 6ft (1.9m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 8ft (2.5m), 14s period with SW swell.
- Evening surf: Evening surf (21 Jul, local time) - 8ft (2.5m), 13s period with SW swell.
The current surf forecast for Big Bay at 8PM is: 2.5m 13s primary swell from a Southwest direction (forecast issued at 01:00pm July 21). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 6ft (1.9m) | 14s |
| Afternoon (21 Jul) | 8ft (2.5m) | 14s |
| Evening (21 Jul) | 8ft (2.5m) | 13s |
Table - waves today at Big Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Thu morning. Very mild (max 14°C on Tue afternoon, min 10°C on Wed night). Wind will be generally light. | |||||||||||||||||||||
Tue 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 11 | SW 11 | SW 11 | SW 18 | SW 17 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1895 | 2334 | 2310 | 2305 | 1886 | 1724 | 1550 | 1319 | 1209 | 1229 | 1048 | 1031 | 808 | 789 | 835 | 844 | 1070 | 990 | 1087 | 3193 | 8359 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-on | cross | cross-off | cross-off | glassy | glassy | cross-off | on | on | on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross | cross-off | off |
High Tide | 8:15AM1.07m | 8:37PM1.19m | 9:22AM1.00m | 9:43PM1.11m | 10:48AM0.98m | ||||||||||||||||
Low Tide | 2:09PM0.51m | 3:14AM0.51m | 3:14PM0.60m | 4:34AM0.55m | 4:48PM0.64m | ||||||||||||||||
 | | |  |  |  | | | | | | | | | |  |  | |  | | | |
 | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — |
 | — | — | 5:59 | — | — | — | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 6:00 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — |
Temp °C | 13 | 14 | 14 | 13 | 12 | 12 | 12 | 11 | 13 | 14 | 14 | 13 | 12 | 11 | 10 | 11 | 12 | 13 | 13 | 13 | 13 |
Feels °C | 12 | 12 | 13 | 12 | 11 | 11 | 11 | 9 | 12 | 11 | 12 | 11 | 10 | 8 | 6 | 6 | 7 | 9 | 11 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | SW 11 | SW 11 | SW 11 | SW 18 | SW 17 |
| kJ | 1895 | 2334 | 2310 | 2305 | 1886 | 1724 | 1550 | 1319 | 1209 | 1229 | 1048 | 1031 | 808 | 789 | 835 | 844 | 1070 | 990 | 1087 | 3193 | 8359 |
Swell 2 Height (m) Direction Period (s) | W 9 | W 9 | W 9 | — | — | — | — | — | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | WSW 12 | WSW 12 | SW 20 | SW 12 | — |
| kJ | 39 | 25 | 24 | — | — | — | — | — | 42 | 42 | 115 | 108 | 286 | 267 | 203 | 252 | 196 | 178 | 634 | 1444 | — |
Swell 3 Height (m) Direction Period (s) | WSW 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 21 | WSW 13 | WSW 12 | — |
| kJ | 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 71 | 198 | 175 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 4 | N 4 | N 4 | N 4 | N 4 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 12 | 12 | 19 | 20 | 16 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 29 | 29 | 29 | 2 | 2 | 36 | 36 | 36 | 36 | 2 | 0 | 0 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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