Surf Forecasts:
How big are the waves at Extensions today (27 Jul):
- Morning surf: Morning surf (27 Jul, local time) - 8ft (2.5m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (27 Jul, local time) - 13ft (4.0m), 17s period with SSW swell.
- Evening surf: Evening surf (27 Jul, local time) - 10ft (3.0m), 16s period with SW swell.
The current surf forecast for Extensions at 6PM is: 3.5m 16s primary swell from a Southwest direction (forecast issued at 01:00pm July 27). An open ocean swell of 2.1m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Jul) | 8ft (2.5m) | 16s |
| Afternoon (27 Jul) | 13ft (4.0m) | 17s |
| Evening (27 Jul) | 10ft (3.0m) | 16s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 16°C on Wed night, min 12°C on Tue night). Winds decreasing (near gales from the ESE on Tue afternoon, calm by Wed afternoon). | |||||||||||||||||||||
Mon 27 | Tuesday 28 | Wednesday 29 | |||||||||||||||||||
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) | SW 17 | SSW 17 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 4489 | 8436 | 5810 | 5267 | 4247 | 3375 | 2919 | 2742 | 2667 | 2630 | 2284 | 2020 | 1733 | 1591 | 1346 | 1162 | 1162 | 1280 | 1200 | 1200 | 1182 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | glassy | glassy | cross | cross-off |
High Tide | 2:30PM1.27m | 2:33AM1.32m | 3:03PM1.35m | 3:07AM1.38m | 3:33PM1.43m | ||||||||||||||||
Low Tide | 8:21AM0.31m | 8:36PM0.38m | 8:53AM0.23m | 9:09PM0.31m | 9:22AM0.17m | 9:40PM0.26m | |||||||||||||||
 |  |  |  | | | | | | | | | | | | | | | |  | | |
 | — | — | — | — | — | — | 7:43 | — | — | — | — | — | — | — | 7:41 | — | — | — | — | — | — |
 | — | — | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:02 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 14 | 13 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 13 | 13 | 12 | 12 | 12 | 12 | 15 | 15 | 16 | 15 |
Feels °C | 4 | 4 | 4 | 3 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 5 | 5 | 7 | 7 | 8 | 14 | 13 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 17 | SSW 17 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 |
| kJ | 4489 | 8436 | 5810 | 5267 | 4247 | 3375 | 2919 | 2742 | 2667 | 2630 | 2284 | 2020 | 1733 | 1591 | 1346 | 1162 | 1162 | 1280 | 1200 | 1200 | 1182 |
Swell 2 Height (m) Direction Period (s) | SW 7 | SSW 18 | — | — | — | — | — | — | — | — | — | — | — | — | S 11 | — | SE 7 | SE 7 | SE 7 | SE 7 | SE 6 |
| kJ | 199 | 1172 | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | 123 | 91 | 54 | 35 | 34 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 6 | S 7 | SE 6 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | ESE 7 | ESE 7 | — | — | ESE 7 |
| kJ | 258 | 609 | 359 | 458 | 612 | 573 | 547 | 498 | 556 | 524 | 540 | 480 | 368 | 279 | 228 | 174 | 389 | 198 | — | — | 116 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 226 | 226 | 226 | 41 | 61 | 51 | 51 | 51 | 51 | 48 | 37 | 37 | 37 | 25 | 18 | 18 | 0 | 0 | 0 | 12 | 0 |
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