Surf Forecasts:
How big are the waves at Extensions today (23 Jun):
- Afternoon surf: Afternoon surf (23 Jun, local time) - 5.5ft (1.7m), 13s period with SW swell.
- Evening surf: Evening surf (23 Jun, local time) - 10ft (3.0m), 11s period with WSW swell.
The current surf forecast for Extensions at 10PM is: 3.5m 18s primary swell from a Southwest direction and 1.6m 19s secondary swell from a Southwest direction (forecast issued at 07:00pm June 23). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Jun) | - | - |
| Afternoon (23 Jun) | 5.5ft (1.7m) | 13s |
| Evening (23 Jun) | 10ft (3.0m) | 11s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 9mm), mostly falling on Tue night. Warm (max 20°C on Fri afternoon, min 13°C on Tue night). Winds increasing (light winds from the SSE on Tue night, strong winds from the ESE by Wed night). | ||||||||||||||||||||||||
Tue 23 | Wednesday 24 | Thursday 25 | Fri 26 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | WSW 10 | WSW 11 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | WSW 14 | SW 13 | SW 13 | SW 13 | SW 12 | SSW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 917 | 1816 | 8695 | 9389 | 10431 | 9710 | 10370 | 9617 | 9129 | 7147 | 5488 | 4542 | 3469 | 1886 | 2221 | 2013 | 1594 | 907 | 1832 | 3880 | 4288 | 4784 | 4784 | 4664 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | off | off | cross-off | off | cross-off | off | cross-off |
High Tide | 10:48PM1.21m | 11:39AM1.06m | 11:47PM1.20m | 12:36PM1.10m | 00:40AM1.22m | 1:23PM1.16m | ||||||||||||||||||
Low Tide | 4:26PM0.54m | 5:32AM0.45m | 5:36PM0.55m | 6:27AM0.42m | 6:35PM0.52m | 7:14AM0.37m | ||||||||||||||||||
 |  |  | |  |  | | | | |  | | |  | | | | |  | | |  | | | |
 | — | — | — | — | 7:52 | — | — | — | — | — | — | — | 7:52 | — | — | — | — | — | — | — | 7:52 | — | — | — |
 | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | 5:44 |
mm | 2 | 6 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 17 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 18 |
Feels °C | 11 | 9 | 12 | 12 | 9 | 8 | 7 | 7 | 7 | 7 | 8 | 7 | 8 | 8 | 10 | 14 | 16 | 16 | 15 | 15 | 15 | 14 | 15 | 15 |
Swell 1 Height (m) Direction Period (s) | WSW 10 | WSW 11 | SW 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | WSW 14 | SW 13 | SW 13 | SW 13 | SW 12 | SSW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 917 | 1816 | 8695 | 9389 | 10431 | 9710 | 10370 | 9617 | 9129 | 7147 | 5488 | 4542 | 3469 | 1886 | 2221 | 2013 | 1594 | 895 | 1832 | 3880 | 4288 | 4784 | 4784 | 4664 |
Swell 2 Height (m) Direction Period (s) | SW 13 | SW 19 | SW 18 | — | — | — | — | — | — | — | — | — | — | SW 13 | SW 21 | SSW 20 | SSW 17 | SSW 16 | SW 12 | SSE 8 | — | SE 7 | SE 7 | SE 7 |
| kJ | 577 | 1782 | 1850 | — | — | — | — | — | — | — | — | — | — | 867 | 18 | 76 | 267 | 907 | 819 | 175 | — | 119 | 89 | 65 |
Swell 3 Height (m) Direction Period (s) | SW 21 | SW 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 20 | SE 6 | WSW 13 | SE 8 | — | — | — | — | — |
| kJ | 522 | 293 | — | — | — | — | — | — | — | — | — | — | — | — | — | 41 | 31 | 396 | 211 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 6 | — | — | — | — | — | — | ESE 4 | SE 5 | SE 5 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | — | SE 8 | SE 8 | — | SE 7 | — | SE 8 | SE 8 |
| kJ | 219 | — | — | — | — | — | — | 26 | 65 | 92 | 131 | 149 | 169 | 146 | 92 | 98 | — | 371 | 569 | — | 171 | — | 262 | 182 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 25 | 30 | 12 | 0 | 12 | 25 | 27 | 25 | 33 | 37 | 27 | 37 | 37 | 26 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 12 | 0 | 12 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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