Surf Forecasts:
How big are the waves at Extensions today (13 Oct):
- Morning surf: Morning surf (13 Oct, local time) - 7ft (2.1m), 10s period with WSW swell.
- Afternoon surf: Afternoon surf (13 Oct, local time) - 6ft (1.9m), 10s period with WSW swell.
- Evening surf: Evening surf (13 Oct, local time) - 6ft (1.8m), 10s period with WSW swell.
The current surf forecast for Extensions at 3PM is: 1.9m 10s primary swell from a West-southwest direction (forecast issued at 07:00am October 13). An open ocean swell of 0.2m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Oct) | 7ft (2.1m) | 10s |
| Afternoon (13 Oct) | 6ft (1.9m) | 10s |
| Evening (13 Oct) | 6ft (1.8m) | 10s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Thu afternoon, min 13°C on Wed morning). Winds increasing (calm on Tue morning, fresh winds from the NW by Thu afternoon). | |||||||||||||||||||||||
Tuesday 13 | Wednesday 14 | Thursday 15 | |||||||||||||||||||||
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) | SW 10 | SW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | SW 13 | WSW 13 | WSW 12 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 15 | SW 14 | WSW 14 | WSW 14 | WSW 14 | SW 14 | SW 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 899 | 918 | 855 | 748 | 648 | 603 | 603 | 648 | 778 | 1575 | 1960 | 2138 | 2519 | 3056 | 3531 | 4102 | 5525 | 5528 | 5305 | 5243 | 4054 | 2424 | 2103 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | glassy | cross-on | cross-on | cross | cross-off | cross-off | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 4:26PM1.47m | 4:48AM1.36m | 4:56PM1.37m | 5:19AM1.26m | 5:27PM1.25m | ||||||||||||||||||
Low Tide | 10:20AM0.21m | 10:41PM0.18m | 10:49AM0.29m | 11:09PM0.28m | 11:19AM0.39m | ||||||||||||||||||
 |  | | | |  | |  | |  |  | | | | | | | | | | | | | |
 | 6:07 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:59 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 15 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 16 | 17 | 16 | 16 | 16 |
Feels °C | 12 | 12 | 14 | 11 | 11 | 12 | 11 | 13 | 12 | 9 | 9 | 8 | 9 | 9 | 9 | 7 | 6 | 6 | 9 | 10 | 10 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 10 | SW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | SW 13 | WSW 13 | WSW 12 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 15 | SW 14 | WSW 14 | WSW 14 | WSW 14 | SW 14 | SW 14 |
| kJ | 899 | 918 | 855 | 748 | 648 | 603 | 603 | 648 | 778 | 1575 | 1960 | 2138 | 2519 | 3056 | 3531 | 4102 | 5525 | 5528 | 5305 | 5243 | 4054 | 2424 | 2103 |
Swell 2 Height (m) Direction Period (s) | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | E 11 | E 11 | W 12 | E 10 | E 10 | — | — | — | — | — | — | — | WSW 13 | W 12 | W 12 | W 12 |
| kJ | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 9 | 9 | 98 | 2 | 2 | — | — | — | — | — | — | — | 139 | 276 | 1415 | 1122 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | E 11 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | NW 3 | WNW 4 | — | — | — | — | NNW 4 | NNW 4 | NNW 5 | N 5 | NNW 5 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 4 | 31 | — | — | — | — | 10 | 52 | 92 | 35 | 55 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 1 | 1 | 0 | 187 | 34 | 12 | 0 | 0 | 1 | 1 | 24 | 24 | 20 | 24 | 35 | 35 | 41 | 92 | 26 | 400 | 25 | 1 | 35 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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