Surf Forecasts:
How big are the waves at J-Bay today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 3.5ft (1.1m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 7ft (2.2m), 14s period with SSW swell.
- Evening surf: Evening surf (21 Jul, local time) - 10ft (3.0m), 14s period with SW swell.
The current surf forecast for J-Bay at 1AM is: 1.3m 11s primary swell from a East-southeast direction and 1.3m 10s secondary swell from a West-southwest direction (forecast issued at 07:00pm July 20). The wind direction is predicted to be offshore and the swell rating is 3.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 3.5ft (1.1m) | 16s |
| Afternoon (21 Jul) | 7ft (2.2m) | 14s |
| Evening (21 Jul) | 10ft (3.0m) | 14s |
Table - waves today at J-Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Wed afternoon, min 13°C on Mon night). Wind will be generally light. | |||||||||||||||||||
Mon 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||||
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 10 | WSW 10 | SW 10 | ESE 11 | SSW 16 | SSW 16 | SW 15 | SW 14 | SSW 14 | SSW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 676 | 466 | 549 | 418 | 493 | 546 | 1396 | 1929 | 2689 | 2775 | 2567 | 2345 | 2045 | 1651 | 1474 | 1319 | 1112 | 1112 | 1749 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | off | cross-off | off | glassy | cross-on | on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 7:58PM1.38m | 8:10AM1.14m | 8:45PM1.26m | 9:10AM1.04m | 9:52PM1.15m | ||||||||||||||
Low Tide | 2:16AM0.49m | 2:10PM0.49m | 3:10AM0.59m | 3:05PM0.61m | |||||||||||||||
 |  | | | | | | | | | | | | | | | |  | | |
 | — | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — |
 | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:32 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 14 | 13 | 13 | 13 | 13 | 16 | 17 | 16 | 15 | 13 | 13 | 13 | 13 | 17 | 18 | 16 | 16 | 16 |
Feels °C | 14 | 12 | 11 | 11 | 11 | 11 | 15 | 16 | 15 | 13 | 11 | 11 | 11 | 11 | 13 | 13 | 12 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 10 | WSW 10 | SW 10 | ESE 11 | SW 10 | ESE 11 | SW 15 | SW 14 | SSW 14 | SSW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 676 | 466 | 549 | 418 | 388 | 382 | 1396 | 1929 | 2689 | 2775 | 2567 | 2345 | 2045 | 1651 | 1474 | 1319 | 1112 | 1112 | 1749 |
Swell 2 Height (m) Direction Period (s) | SE 12 | SE 12 | ESE 11 | WSW 10 | ESE 11 | SW 10 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 12 | ESE 12 |
| kJ | 400 | 393 | 433 | 314 | 396 | 290 | 352 | 305 | 281 | 242 | 222 | 270 | 270 | 226 | 226 | 190 | 200 | 189 | 177 |
Swell 3 Height (m) Direction Period (s) | SSW 12 | SW 11 | SSW 14 | SW 11 | SSW 16 | SSW 16 | E 10 | — | — | E 9 | E 10 | E 9 | E 9 | E 9 | ENE 4 | — | SSW 15 | SSW 14 | E 7 |
| kJ | 239 | 255 | 82 | 176 | 493 | 546 | 8 | — | — | 7 | 7 | 7 | 7 | 6 | 5 | — | 167 | 215 | 9 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | ENE 4 | ENE 4 | — | WSW 4 | WSW 5 | WSW 6 | WSW 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 8 | 9 | — | 25 | 102 | 119 | 111 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 197 | 31 | 31 | 31 | 0 | 0 | 3 | 3 | 140 | 3 | 3 |
Best forecast wave conditions in Eastern Cape (South) | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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