Surf Forecasts:
How big are the waves at Extensions today (29 Sep):
- Morning surf: Morning surf (29 Sep, local time) - 2.5ft (0.7m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (29 Sep, local time) - 3ft (0.9m), 13s period with SW swell.
- Evening surf: Evening surf (29 Sep, local time) - 3.5ft (1.0m), 13s period with SW swell.
The current surf forecast for Extensions at 5AM is: 0.9m 12s primary swell from a West-southwest direction and 0.6m 14s secondary swell from a Southwest direction (forecast issued at 01:00am September 29). An open ocean swell of 2.1m 8s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Sep) | 2.5ft (0.7m) | 14s |
| Afternoon (29 Sep) | 3ft (0.9m) | 13s |
| Evening (29 Sep) | 3.5ft (1.0m) | 13s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Wed afternoon, min 12°C on Tue morning). Winds decreasing (strong winds from the ESE on Tue night, light winds from the SE by Wed afternoon). | ||||||||||||||||||||||||
Tuesday 29 | Wednesday 30 | Thursday 1 | ||||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | WSW 12 | WSW 12 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 218 | 215 | 189 | 184 | 253 | 335 | 369 | 321 | 336 | 422 | 447 | 440 | 398 | 386 | 386 | 342 | 331 | 273 | 227 | 216 | 209 | 205 | 202 | 161 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross-on |
High Tide | 4:25AM1.51m | 4:38PM1.62m | 5:03AM1.44m | 5:17PM1.51m | 5:45AM1.33m | 6:02PM1.37m | ||||||||||||||||||
Low Tide | 10:26AM0.10m | 10:55PM0.06m | 11:03AM0.18m | 11:35PM0.17m | 11:46AM0.29m | |||||||||||||||||||
 | |  | | | | | | | | | | | | | | | | | | | | |  | |
 | — | 6:26 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:47 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 12 | 12 | 16 | 22 | 22 | 20 | 17 | 18 | 19 | 21 | 24 | 27 | 26 | 25 | 27 | 25 | 15 | 17 | 20 | 18 | 16 | 16 | 16 |
Feels °C | 5 | 5 | 5 | 10 | 16 | 14 | 12 | 11 | 13 | 14 | 17 | 20 | 23 | 24 | 22 | 24 | 20 | 10 | 12 | 14 | 12 | 12 | 15 | 13 |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 12 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SE 9 | SE 9 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 218 | 215 | 171 | 184 | 253 | 335 | 369 | 321 | 336 | 320 | 240 | 440 | 398 | 386 | 386 | 342 | 331 | 273 | 227 | 216 | 209 | 205 | 202 | 161 |
Swell 2 Height (m) Direction Period (s) | SW 15 | SW 14 | SW 14 | WSW 11 | WSW 11 | WSW 11 | — | SW 16 | SW 16 | SW 14 | SW 14 | SE 8 | SE 8 | SE 10 | SE 15 | SE 10 | SE 10 | SE 10 | SE 12 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 |
| kJ | 76 | 130 | 189 | 109 | 74 | 41 | — | 130 | 129 | 422 | 447 | 156 | 112 | 160 | 9 | 196 | 170 | 117 | 161 | 153 | 99 | 60 | 60 | 43 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SW 9 | — | — | — | — | SW 16 | — | — | — | — | — | W 16 | W 16 | — | SE 12 | — | — | — | NW 15 | NW 15 | NW 15 |
| kJ | — | — | — | 3 | — | — | — | — | 127 | — | — | — | — | — | 5 | 5 | — | 52 | — | — | — | 8 | 8 | 8 |
Wind waves Height (m) Direction Period (s) | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | ESE 8 | ESE 9 | SE 9 | — | — | SE 10 | — | NNW 2 | NNW 4 | NNW 4 | NNW 5 | NW 6 | NW 6 | NW 5 | NW 5 |
| kJ | 469 | 512 | 598 | 567 | 567 | 765 | 875 | 569 | 443 | 806 | 608 | 371 | — | — | 192 | — | 2 | 19 | 43 | 88 | 131 | 86 | 54 | 37 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 26 | 26 | 26 | 18 | 12 | 26 | 26 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 35 | 35 | 59 | 220 | 20 | 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