Surf Forecasts:
How big are the waves at Extensions today (10 Jun):
- Morning surf: Morning surf (10 Jun, local time) - 7ft (2.1m), 11s period with SW swell.
- Afternoon surf: Afternoon surf (10 Jun, local time) - 7ft (2.1m), 12s period with SW swell.
- Evening surf: Evening surf (10 Jun, local time) - 7ft (2.1m), 12s period with SW swell.
The current surf forecast for Extensions at 1AM is: 2.0m 12s primary swell from a Southwest direction and 0.1m 12s secondary swell from a Northwest direction (forecast issued at 07:00pm June 09). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Jun) | 7ft (2.1m) | 11s |
| Afternoon (10 Jun) | 7ft (2.1m) | 12s |
| Evening (10 Jun) | 7ft (2.1m) | 12s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Thu night. Very mild (max 16°C on Wed night, min 14°C on Tue night). Winds increasing (calm on Wed afternoon, strong winds from the NNW by Thu afternoon). | ||||||||||||||||||||||||
Tue 9 | Wednesday 10 | Thursday 11 | Fri 12 | |||||||||||||||||||||
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) | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 12 | SW 12 | SW 12 | SW 12 | SW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | W 11 | WSW 10 | WSW 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 869 | 923 | 892 | 999 | 1054 | 1127 | 1147 | 1111 | 1141 | 1141 | 1055 | 1348 | 1317 | 1474 | 1435 | 1412 | 1528 | 2263 | 2694 | 2779 | 2353 | 1599 | 1429 | 1759 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | glassy | glassy | glassy | glassy | glassy | glassy | on | on | cross-on | cross | cross | cross | cross-on | cross-on | on | on | on | on | on | on | on |
High Tide | 10:19PM1.29m | 11:04AM1.14m | 11:21PM1.36m | 12:07PM1.22m | 00:19AM1.44m | 1:04PM1.31m | ||||||||||||||||||
Low Tide | 3:47PM0.47m | 4:54AM0.38m | 4:57PM0.44m | 5:56AM0.28m | 6:02PM0.37m | 6:51AM0.18m | ||||||||||||||||||
 |  |  | | | | | |  |  | | | | | | |  |  |  | | |  | | | |
 | — | — | — | — | 7:48 | — | — | — | — | — | — | — | 7:48 | — | — | — | — | — | — | — | 7:48 | — | — | — |
 | 5:42 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | — | 5:42 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 1 | — | — | 1 | — | — |
Temp °C | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 16 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 16 | 16 |
Feels °C | 14 | 14 | 13 | 14 | 14 | 14 | 13 | 15 | 15 | 14 | 13 | 12 | 11 | 10 | 10 | 9 | 10 | 11 | 10 | 11 | 11 | 11 | 13 | 14 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 12 | SW 12 | SW 12 | SW 12 | SW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | NW 13 | SW 11 | WSW 11 | WSW 11 | W 11 | WSW 10 | WSW 11 |
| kJ | 869 | 923 | 892 | 999 | 1054 | 1127 | 1147 | 1111 | 1141 | 1141 | 1055 | 1348 | 1317 | 1474 | 1435 | 1412 | 1528 | 7 | 652 | 2510 | 2353 | 1599 | 1429 | 1759 |
Swell 2 Height (m) Direction Period (s) | WNW 6 | WNW 6 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | S 11 | S 11 | S 11 | NW 13 | NW 13 | — | NW 16 | NW 13 | NW 13 | SW 10 | SSW 11 | — |
| kJ | 4 | 4 | 6 | 6 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 5 | 9 | 9 | 9 | 7 | 7 | — | 10 | 6 | 6 | 692 | 563 | — |
Swell 3 Height (m) Direction Period (s) | NW 12 | NW 12 | W 10 | W 10 | WNW 6 | ESE 10 | ESE 10 | NW 14 | NW 11 | NW 11 | NW 11 | NW 11 | WNW 7 | W 7 | NW 11 | — | — | — | — | — | — | — | — | — |
| kJ | 6 | 6 | 2 | 2 | 4 | 10 | 10 | 8 | 5 | 5 | 5 | 5 | 5 | 1 | 5 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | NW 3 | NNW 3 | NNW 4 | NNW 4 | NW 5 | WSW 12 | WSW 12 | WSW 11 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 4 | 21 | 47 | 87 | 2263 | 2694 | 2779 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 26 | 35 | 35 | 167 | 264 | 20 | 30 | 3 | 3 | 3 | 1 | 1 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Extensions surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest