Surf Forecasts:
How big are the waves at J-Bay today (19 Aug):
- Morning surf: Morning surf (19 Aug, local time) - 10ft (3.0m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (19 Aug, local time) - 10ft (3.0m), 12s period with SW swell.
- Evening surf: Evening surf (19 Aug, local time) - 10ft (3.0m), 12s period with SW swell.
The current surf forecast for J-Bay at 12AM is: 3.0m 13s primary swell from a Southwest direction (forecast issued at 07:00pm August 18). An open ocean swell of 0.5m 10s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | 10ft (3.0m) | 13s |
| Afternoon (19 Aug) | 10ft (3.0m) | 12s |
| Evening (19 Aug) | 10ft (3.0m) | 12s |
Table - waves today at J-Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 20°C on Fri afternoon, min 12°C on Tue night). Wind will be generally light. | |||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||
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 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 13 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 2483 | 2660 | 3214 | 3165 | 3020 | 2752 | 2536 | 2457 | 2257 | 2335 | 1659 | 1381 | 2335 | 4058 | 5469 | 5389 | 4873 | 3937 | 3185 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | glassy | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross | cross-off | off |
High Tide | 6:59PM1.39m | 7:09AM1.19m | 7:31PM1.24m | 7:46AM1.06m | 8:17PM1.09m | ||||||||||||||
Low Tide | 1:12AM0.45m | 1:09PM0.48m | 1:49AM0.58m | 1:47PM0.62m | |||||||||||||||
 |  | |  | |  | | | | | | | | | | | | | | |
 | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — |
 | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 15 | 14 | 13 | 12 | 12 | 17 | 18 | 15 | 14 | 14 | 14 | 13 | 13 | 16 | 17 | 15 | 14 | 14 |
Feels °C | 14 | 15 | 14 | 12 | 11 | 11 | 16 | 15 | 11 | 10 | 11 | 10 | 10 | 10 | 13 | 14 | 13 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | E 9 | E 9 | SW 12 | SW 12 | SW 12 | SW 13 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 |
| kJ | 2483 | 2660 | 3214 | 3165 | 3020 | 2752 | 2536 | 2457 | 27 | 27 | 1659 | 1381 | 2335 | 4058 | 5469 | 5389 | 4873 | 3937 | 3185 |
Swell 2 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | — | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 |
| kJ | 69 | 68 | 49 | 48 | 47 | 46 | 44 | 42 | 43 | — | 26 | 26 | 25 | 24 | 23 | 13 | 13 | 13 | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | SW 12 | SW 12 | WSW 6 | SW 7 | SW 8 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 2257 | 2335 | 202 | 323 | 418 | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 52 | 52 | 0 | 0 | 3 | 140 | 3 | 3 | 3 | 0 | 0 | 0 | 3 | 3 | 0 | 0 |
Best forecast wave conditions in Eastern Cape (South) | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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