Surf Forecasts:
How big are the waves at Extensions today (13 Jun):
- Afternoon surf: Afternoon surf (13 Jun, local time) - 11ft (3.5m), 13s period with SSW swell.
- Evening surf: Evening surf (13 Jun, local time) - 10ft (3.0m), 13s period with SSW swell.
The current surf forecast for Extensions at 10PM is: 3.0m 13s primary swell from a South-southwest direction and 0.9m 10s secondary swell from a West direction (forecast issued at 07:00pm June 13). The wind direction is predicted to be offshore and the swell rating is 4.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Jun) | - | - |
| Afternoon (13 Jun) | 11ft (3.5m) | 13s |
| Evening (13 Jun) | 10ft (3.0m) | 13s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Sun afternoon. Very mild (max 16°C on Tue afternoon, min 13°C on Mon night). Winds increasing (calm on Mon morning, strong winds from the SE by Tue afternoon). | ||||||||||||||||||||||||
Sat 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
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) | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SW 11 | SW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 11 | SSW 10 | SSW 10 | SSW 10 | SW 10 | SSW 13 | SSW 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 3331 | 3139 | 2663 | 2481 | 2005 | 1833 | 1553 | 1302 | 1106 | 976 | 787 | 773 | 1087 | 849 | 838 | 826 | 587 | 425 | 198 | 204 | 208 | 142 | 408 | 458 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | on | on | glassy | cross-on | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 2:08AM1.57m | 2:45PM1.47m | 2:59AM1.59m | 3:34PM1.52m | 3:49AM1.58m | |||||||||||||||||||
Low Tide | 7:57PM0.22m | 8:33AM0.03m | 8:50PM0.16m | 9:22AM0.01m | 9:41PM0.12m | 10:09AM0.01m | ||||||||||||||||||
 |  | | | |  | | |  |  | |  | | | | | | | | | | | | | |
 | — | — | — | — | 7:48 | — | — | — | — | — | — | — | 7:50 | — | — | — | — | — | — | — | 7:50 | — | — | — |
 | 5:42 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | — | 5:42 |
mm | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 14 | 14 | 13 | 13 | 13 | 16 |
Feels °C | 11 | 10 | 12 | 12 | 12 | 11 | 10 | 9 | 10 | 11 | 11 | 11 | 13 | 12 | 13 | 12 | 8 | 8 | 6 | 6 | 5 | 5 | 6 | 8 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SW 11 | SW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 11 | SSW 10 | SSW 10 | SSW 10 | SW 10 | SSW 13 | SSW 12 |
| kJ | 3331 | 3139 | 2663 | 2481 | 2005 | 1833 | 1553 | 1302 | 1106 | 976 | 787 | 773 | 1087 | 849 | 838 | 826 | 587 | 425 | 198 | 204 | 208 | 142 | 408 | 458 |
Swell 2 Height (m) Direction Period (s) | W 10 | W 10 | W 9 | W 10 | W 8 | NW 11 | NW 11 | NW 12 | NW 12 | NW 12 | W 6 | W 6 | NW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | WSW 10 | SW 10 | SW 10 | SSW 13 | SW 10 | SW 10 |
| kJ | 190 | 151 | 142 | 92 | 71 | 5 | 5 | 5 | 6 | 6 | 106 | 89 | 6 | 121 | 99 | 80 | 19 | 106 | 133 | 65 | 35 | 99 | 16 | 16 |
Swell 3 Height (m) Direction Period (s) | NW 13 | NW 13 | NW 13 | NW 13 | NW 11 | NW 11 | — | E 12 | E 12 | E 11 | NW 12 | NW 12 | E 11 | W 12 | WSW 14 | SW 11 | E 10 | — | S 11 | SW 13 | WSW 13 | SW 10 | — | — |
| kJ | 7 | 7 | 7 | 7 | 5 | 5 | — | 3 | 3 | 3 | 6 | 6 | 2 | 3 | 19 | 79 | 2 | — | 21 | 7 | 16 | 38 | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | WNW 9 | WNW 4 | W 5 | W 6 | — | — | — | — | — | — | SSE 8 | SSE 7 | SSE 7 | SE 6 | SE 6 | SE 7 | SE 7 | SE 7 |
| kJ | — | — | — | — | — | — | 84 | 27 | 61 | 96 | — | — | — | — | — | — | 102 | 142 | 222 | 195 | 278 | 386 | 404 | 434 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 18 | 0 | 0 | 1 | 20 | 35 | 24 | 1 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 27 | 37 | 30 | 37 | 37 | 30 | 26 | 30 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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