Surf Forecasts:
How big are the waves at J-Bay today (21 Oct):
- Afternoon surf: Afternoon surf (21 Oct, local time) - 15ft (4.5m), 13s period with SW swell.
- Evening surf: Evening surf (21 Oct, local time) - 13ft (4.0m), 12s period with SW swell.
The current surf forecast for J-Bay at 11PM is: 4.0m 12s primary swell from a Southwest direction and 0.4m 9s secondary swell from a East-southeast direction (forecast issued at 07:00pm October 21). An open ocean swell of 0.2m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | - | - |
| Afternoon (21 Oct) | 15ft (4.5m) | 13s |
| Evening (21 Oct) | 13ft (4.0m) | 12s |
Table - waves today at J-Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Wed night. Warm (max 23°C on Sat morning, min 14°C on Thu night). Winds decreasing (strong winds from the WSW on Thu afternoon, light winds from the NNW by Fri night). | |||||||||||||||||||
Wed 21 | Thursday 22 | Friday 23 | |||||||||||||||||
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 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 11 | SW 11 | SW 12 | SW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 6178 | 4901 | 3999 | 3441 | 3034 | 2647 | 2539 | 2824 | 2915 | 2810 | 2772 | 2688 | 3097 | 3399 | 3181 | 2827 | 2321 | 2000 | 1386 |
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 | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross | cross-on | on | cross-on | cross |
High Tide | 1:05AM1.24m | 1:22PM1.44m | 1:39AM1.37m | 1:53PM1.58m | |||||||||||||||
Low Tide | 7:04PM0.48m | 7:04AM0.40m | 7:37PM0.32m | 7:37AM0.27m | 8:09PM0.18m | ||||||||||||||
 |  | |  | | |  | |  |  | | | |  | | | |  | | |
 | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — |
 | 6:37 | — | — | — | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:39 | — | — |
mm | — | — | — | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 17 | 16 | 15 | 15 | 15 | 18 | 17 | 17 | 15 | 15 | 15 | 14 | 16 | 18 | 17 | 17 | 15 | 15 |
Feels °C | 12 | 11 | 11 | 11 | 11 | 12 | 12 | 9 | 10 | 9 | 10 | 10 | 11 | 12 | 15 | 14 | 13 | 11 | 13 |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | SE 9 | ESE 9 | SE 10 | SE 10 | SE 10 | SE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 |
| kJ | 46 | 32 | 33 | 22 | 17 | 23 | 24 | 26 | 25 | 19 | 19 | 19 | 19 | 3399 | 3181 | 2827 | 2321 | 2000 | 1386 |
Swell 2 Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 8 | ENE 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | — | — | ESE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 |
| kJ | 8 | 7 | 7 | 7 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | — | — | 19 | 24 | 24 | 24 | 25 | 25 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 10 | E 9 | E 9 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | — | — |
Wind waves Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 11 | SW 11 | SW 12 | — | — | — | — | E 9 | E 4 |
| kJ | 6178 | 4901 | 3999 | 3441 | 3034 | 2647 | 2539 | 2824 | 2915 | 2810 | 2772 | 2688 | 3097 | — | — | — | — | 2 | 28 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 142 | 142 | 142 | 3 | 3 | 0 | 179 | 142 | 142 | 142 | 142 | 142 | 0 | 3 | 3 | 517 | 562 | 172 | 140 |
Best forecast wave conditions in Eastern Cape (South) | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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